Classic and Classy Motorcycles Ltd

Vintage and Classic Motorcycle Importers

BSA Motorcycles 1961 to 1974


BSA Motorcycle Model & VIN Information 1961 to 1974 (in PDF)

BSA 70cc -1000cc 1912 to 1973
1920s 1930s 1940s 1950s 1960s 1970s


1912






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
3.5 H.P. 2 SPEED -- 5530 -- 5351 500
4.25 H.P. 3 SPEED -- 5530 -- 5351 550

1914






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
3.5 H.P. 2 SPEED -- 8662 -- 8801 500
4.25 H.P. 3 SPEED -- 5530 -- 5351 550

1915






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
4.25 H.P. CHAIN CUM BELT 3 SPEED -- 12692 -- 12661 550

1916






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
4.25 H.P. CHAIN CUM BELT 3 SPEED -- 17575 -- 17461 550

1917






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
4.25 H.P. CHAIN CUM BELT 3 SPEED -- 22867 -- 22871 550

1918






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
4.25 H.P. CHAIN CUM BELT 3 SPEED -- 26991 -- 27071 550

1919






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
4.25 H.P. CHAIN CUM BELT 3 SPEED -- 31213 -- 31351 550

1920






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
4.25 H.P. CHAIN CUM BELT 3 SPEED -- 36965 -- 37901 550
6/7 H.P. TWIN -- 100 T 100 770

1921






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
6/7 H.P. TWIN -- 100 T 100 770

1922






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
4.25 H.P. H2 OR K2 R 2 B 109 550
4.5 H.P. DE LUXE H 105 K 1 550
6/7 H.P. TWIN -- 2117 A 1 770

1923






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
2.75 H.P. -- 100 D 1 350
4.25 H.P. H2 OR K2 R 2 B 109 550
4.5 H.P. DE LUXE H 105 K 1 550
6/7 H.P. TWIN -- 2117 A 1 770
8 H.P. TWIN -- 1 M 2100 1000

1924






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
2.49 H.P. STANDARD B 1 BR 9400 250
2.75 H.P. -- 100 D 1 350
3.5 H.P. L 6501 P 1 350
4.98 H.P. DE LUXE -- 6000 S 1300 500
4.5 H.P. LIGHT H 320 B 7680 550
8 H.P. TAXI -- 717 W -- 1000
8 H.P. TWIN -- 1 M 2100 1000
8 H.P. TWIN COLONIAL -- 1070 -- 1 1000

1925






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
2.49 H.P. STANDARD DE LUXE B 9800 BR 9400 250
3.49 H.P. F 1 -- 294 350
3.49 H.P. F 1 F 1 350
3.49 H.P. OHV SUPER -- -- -- -- 350
3.5 H.P. L 6501 P 1 350
4.5 H.P. LIGHT H 320 B 7680 450
4.98 H.P. DE LUXE -- 6000 S 1300 500
7.70 H.P. DE LUXE -- 1060 N 1 750
7.70 H.P. LIGHT -- 7390 V 1 750
9.86 H.P. COLONIAL -- 1330 L 1 1000
9.86 H.P. DE LUXE -- 1341 W 2907 1000
9.86 H.P. LIGHT -- 1270 W 1 1000

1926






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
2.49 H.P. STANDARD DE LUXE B 24400 BR 24800 250
3.49 H.P. F 1 -- 294 350
3.49 H.P. F 1 F 1 350
3.49 H.P. OHV SUPER -- -- -- -- 350
4.93 H.P. STANDARD M 4000 GM 4000 500
4.98 H.P. DE LUXE M 100 U 1 500
4.98 H.P. STANDARD M 100 G 1 500
5.57 H.P. DE LUXE H 3923 K 20(X) 550
5.57 H.P. LIGHT B 3927 B 13000 550
7.70 H.P. DE LUXE -- 1060 N 1 750
7.70 H.P. LIGHT -- 7390 V 1 750
9.86 H.P. COLONIAL -- 1330 L 1 1000
9.86 H.P. DE LUXE -- 1341 W 2907 1000
9.86 H.P. LIGHT -- 1270 W 1 1000

1927






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
2.49 H.P. STANDARD DE LUXE B 30900 BR 31000 250
3.49 H.P. OHV SUPER D 100 Z 9474 350
4.93 H.P. OHV P 2500 P 2500 500
4.93 H.P. STANDARD & SPECIAL SPORTS M 3955 GM 5741 500
4.98 H.P. DE LUXE M 8258 U 4000 500
5.57 H.P. H 6000 U 4933 550
7.70 H.P. DE LUXE A 100 N 5231 750
7.70 H.P. LIGHT A 100 V 3500 750
9.86 H.P. DELUXE C 100 N 5134 1000

1928






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
1.74 H.P. 2 STROKE N 103 E 101 150
2.49 H.P. B 35117 B 36404 250
3.49 H.P. F 16680 Z 13982 350
3.49 H.P. OHV STANDARD L 8820 Z 13982 350
3.49 H.P. OHV SUPER D 655 Z 13982 350
4.93 H.P. M 13304 GM 9343 500
4.93 H.P. M 15874 U 8735 500
4.93 H.P. OHV P 3217 P 3789 500
5.57 H.P. H 4521 U 8735 550
7.70 H.P. TWIN A 969 N 6001 750
9.86 H.P. TWIN C 400 N 6001 1000

1929






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
1.75 H.P. A29 STANDARD 2 STROKE N 1270 E 1640 150
1.75 H.P. STANDARD DE LUXE 2 STROKE Y 1 E 1 150
2.49 H.P. B29 DE LUXE B 42108 B 47120 250
3.49 H.P. L29 DE LUXE F 19501 Z 19501 350
3.49 H.P. L29 OHV L 10501 Z 19501 350
3.49 H.P. L29 OHV 2 PORT SLOPER D 1801 J 101 350
4.93 H.P. S29 2 PORT LIGHT K 101 H 101 500
4.93 H.P. S29 OHV 2 PORT SLOPER P 8850 P 8500 500
4.93 H.P. S29 DE LUXE S 101 P 8500 500
4.93 H.P. S29 STANDARD M 9300 G 5990 500
4.93 H.P. OHV DIRT TRACK T 101 R 101 500
5.57 H.P. H29 DE LUXE H 8600 P 9040 550
7.70 H.P. E29 A 1740 V 5001 750
7.70 H.P. E29 DE LUXE C 1850 N 6760 750
9.86 H.P. G29 WORLD TOUR C 1850 N 6760 1000

1930






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
1.74 H.P. A30-2 3 SPEED 2 STROKE Y 101 E 101 150
2.49 H.P. B30-3 XM 101 XB 101 250
2.49 H.P. B30-4 OHV XR 101 XB 101 250
3.49 H.P. L30-11 OHV DE LUXE XV 101 XH 101 350
3.49 H.P. L30-5 XT 101 XB 101 350
3.49 H.P. L30-6 COMMERCIAL XT 101 XA 101 350
4.93 H.P. S30-12 OHV XW 101 XX 101 500
4.93 H.P. S30-13 OHV DELUXE XP 101 XH 101 500
4.93 H.P. S30-18 LIGHT XU 101 XL 101 500
4.93 H.P. S30-19 OHV LIGHT XO 101 XL 101 500
4.93 H.P. S30-7 XS 101 XH 101 500
4.93 H.P. S30-9 DELUXE XS 101 XH 101 500
5.57 H.P. H30-10 DE LUXE XX 101 XH 101 550
5.57 H.P. H30-8 XX 101 XH 101 550
7.70 H.P. E30-14 TWIN XY 101 XD 101 750
9.86 H.P. G30-15 TWIN XZ 101 XD 101 1000
9.86 H.P. G30-16 TWIN WORLD TOUR XZ 101 XG 101 1000

1931






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
2.49 H.P. B31-1 Y1 101 Y1 101 250
2.49 H.P. B31-2 OHV Y2 101 Y1 101 250
2.49 H.P. B31-3 OHV DE LUXE Y3 101 Y3 101 250
2.49 H.P. L31-5 POST OFFICE YT 101 Y5 101 250
3.49 H.P. L31-4 Y4 101 Y1 101 350
3.49 H.P. L31-5 DE LUXE Y5 101 Y5 101 350
3.49 H.P. L31-6 OHV DE LUXE Y6 101 Y5 101 350
4.93 H.P. S31-10 OHV DE LUXE Y10 101 Y7 101 500
4.93 H.P. S31-7 Y7 101 Y7 101 500
4.93 H.P. S31-9 OHV Y9 101 Y7 101 500
5.57 H.P. H31-8 DE LUXE Y8 101 Y7 101 550
7.70 H.P. E31-11 TWIN 2 GALLON TANK Y11 101 Y11 101 750
7.70 H.P. E31-11 TWIN 3 GALLON TANK Y11 101 Y11A 101 770
9.86 H.P. G31-12 TWIN WORLD TOUR Y12 101 Y12 101 1000

1932






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
2.49 H.P. B32-1 OHV Z1 101 Z1 101 250
3.49 H.P. L32-2 Z2 101 Z1 101 350
3.49 H.P. L32-3 OHV Z3 101 Z3 101 350
3.49 H.P. L32-4 DE LUXE H/CHANGE Z4 101 Z4 101 350
3.49 H.P. L32-4 DE LUXE FOOT CHANGE Z4 101 Z5 101 350
3.49 H.P. L32-5 OHV BLUE STAR H/CHG Z5 101 Z4 101 350
3.49 H.P. L32-5 OHV BLUE STAR F/CHG Z5 101 Z5 101 350
3.49 H.P. L32-5 OHV DE LUXE H/CHG Z5 101 Z4 101 350
3.49 H.P. L32-5 OHV DE LUXE F/CHG Z5 101 Z5 101 350
3.49 H.P. L32-5 OHV BLUE STAR H/CHG Z11 101 Z4 101 350
3.49 H.P. L32-5 OHV BLUE STAR F/CHG Z11 101 Z5 101 350
4.99 H.P. S32-8 OHV DE LUXE Z8 101 Z8 101 500
4.99 H.P. W32-6 FOOT CHANGE Z6 101 Z7 101 500
4.99 H.P. W32-6 HAND CHANGE Z6 101 Z6 101 500
4.99 H.P. W32-7 OHV BLUE STAR F/CHG Z12 101 Z7 101 500
4.99 H.P. W32-7 OHV BLUE STAR F/CHG Z7 101 Z7 101 500
4.99 H.P. W32-7 OHV BLUE STAR H/CHG Z12 101 Z6 101 500
4.99 H.P. W32-7 OHV BLUE STAR H/CHG Z7 101 Z6 101 500
4.99 H.P. W32-7 OHV FOOT CHANGE Z7 101 Z7 101 500
4.99 H.P. W32-7 OHV HAND/CHANGE Z7 101 Z6 101 500
5.57 H.P. H32-9 DE LUXE Z9 101 Z8 101 550
9.86 H.P. G32-10 Z10 101 Z10 101 1000

1933






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
2.49 H.P. B33-1 A1 101 A1 101 250
2.49 H.P. B33-2 OHV S.P. A2 101 A1 101 250
2.49 H.P. B33-3 BLUE STAR JUNIOR A3 101 A3L 101 250
3.48 H.P. R33-4 OHV A4 101 A4 101 350
3.48 H.P. R33-5 OHV BLUE STAR H/CHG A5 101 A4 101 350
3.48 H.P. R33-5 OHV BLUE STAR F/CHG A5 101 A5 101 350
4.99 H.P. W33-6 A6 101 A4 101 500
4.99 H.P. W33-6 POST OFFICE A6 101 A6 101 500
4.99 H.P. W33-7 OHV A7 101 A4 101 500
4.99 H.P. W33-8 OHV BLUE STAR F/CHG A8 101 A5 101 500
4.99 H.P. W33-8 OHV BLUE STAR H/CHG A8 101 A4 101 500
4.99 H.P. W33-9 OHV SPECIAL H/CHG A9 101 A9R 101 500
4.99 H.P. W33-9 OHV SPECIAL F/CHG A9 101 A9L 101 500
5.95 H.P. M33-10 A10 101 A10 101 600
5.95 H.P. M33-11 OHV A11 101 A10 101 600
9.86 H.P. G33-12 TWIN LIGHT A12 101 A?
1000
9.86 H.P. G33-13 TWIN WORLD TOUR A13 101 A13 101 1000
9.98 H.P. G33-14 TWIN WAR OFFICE A14 101 A14 101 1000

1934






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
1.49 H.P. X34-0 OHV B150 101 B1 101 150
2.49 H.P. B34-1 B1 101 B1 101 250
2.49 H.P. B34-17 OHV SPORTS B17 101 B3 101 250
2.49 H.P. B34-2 OHV B2 101 B1 101 250
2.49 H.P. B34-3 BLUE STAR JUNIOR B3 101 B3 101 250
3.48 H.P. R34-4 OHV B4 101 B4 101 350
3.48 H.P. R34-5 OHV BLUE STAR B5 101 B4 101 350
3.48 H.P. R34-6 OHV SPECIAL B6 101 B6 101 350
4.99 H.P. W34-7 B7 101 B7 101 500
4.99 H.P. W34-8 OHV B8 101 B4 101 500
4.99 H.P. W34-9 OHV BLUE STAR B9 101 B4 101 500
4.99 H.P. W34-10 OHV SPECIAL B10 101 B6 101 500
4.98 H.P. J34-11 OHV TWIN B11 101 B11 101 500
5.95 H.P. M34-12 B12 101 B12 101 600
5.95 H.P. M34-13 OHV B13 101 B12 101 600
9.86 H.P. G34-14 TWIN WORLD TOUR B14 101 B14 101 1000

1935






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
1.49 H.P. X35-0 OHV E0 101 E1 101 150
2.49 H.P. B35-1 E1 101 E1 101 250
2.49 H.P. B35-2 OHV E2 101 E1 101 250
2.49 H.P. B35-3 OHV DE LUXE E3 101 E3 101 250
3.48 H.P. R35-4 OHV DE LUXE E4 101 E3 101 350
3.48 H.P. R35-5 OHV BLUE STAR E5 101 E5 101 350
3.48 H.P. R35-17 OHV Twin Port E17 101 E5 101 350
4.98 H.P. W35-6 E6 101 E6 101 500
4.98 H.P. J35-12 OHV TWIN E12 101 E12 101 500
4.99 H.P. W35-7 OHV E7 101 E5 101 500
4.99 H.P. W35-8 OHV BLUE STAR E8 101 E5 101 500
4.99 H.P. W35-9 OHV SPECIAL E9 101 E9 101 500
5.95 H.P. M35-10 E10 101 E10 101 500
5.95 H.P. M35-11 OHV E11 101 E10 101 600
7.50 H.P. J35-15 OHV TWN WAR OFFICE E15 101 E15 101 750
9.86 H.P. G35-14 TWIN E14 101 E14 101 1000

1936






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
1.49 H.P. X0 OHV D0 101 D1 101 150
2.49 H.P. B1 D1 101 D1 101 250
2.49 H.P. B18 OHV LIGHT DE LUXE D18 101 D1 101 250
2.49 H.P. B2 OHV D2 101 D1 101 250
2.49 H.P. B3 OHV DE LUXE D3 101 D3 101 250
3.48 H.P. R4 OHV DE LUXE D4 101 D3 101 350
3.48 H.P. R17 OHV D17 101 D6 101 350
3.48 H.P. R19 OHV COMPETITION D19 101 D3 101 350
3.48 H.P. R20 OHV NEW BLUE STAR D20 101 D6 101 350
3.48 H.P. R5 OHV EMPIRE STAR 3D5 101 D38 1101 350
3.48 H.P. R5 OHV EMPIRE STAR D5 101 D8 101 350
4.96 H.P. Q21 OHV NEW BLUE STAR D21 101 D6 101 500
4.96 H.P. Q7 OHV D7 101 D6 101 500
4.96 H.P. Q8 OHV EMPIRE STAR 3D8 101 D38 1101 500
4.96 H.P. Q8 OHV EMPIRE STAR D8 101 D8 101 500
4.98 H.P. J12 OHV TWIN D12 101 D12 101 500
4.99 H.P. W6 D6 101 D6 101 500
5.95 H.P. M10 D10 101 D10 101 600
7.48 H.P. Y13 OHV TWIN D13 101 D13 101 750
9.86 H.P. G14 TWIN D14 101 D14 101 1000

1937






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
B20 TOURER HB20 101 HB20 101 250
B21 OHV SPORTS HB21 101 HB20 101 250
B22 OHV EMPIRE STAR HB22 101 HB20 101 250
B23 TOURER HB23 101 HB20 101 350
B24 OHV EMPIRE STAR HB24 101 HB24 101 350
B25 OHV COMPETITION HB25 101 HB24 101 350
B26 OHV SPORTS HB26 101 HB24 101 350
M19 OHV DE LUXE HM19 101 HM19 101 350
M20 TOURER HM20 101 HM19 101 500
M22 OHV SPORTS HM22 101 HM19 101 500
M23 OHV EMPIRE STAR HM23 101 HM19 101 500
M21 TOURER HM21 101 HM19 101 600
Y13 OHV TWIN HY13 101 HY13 101 750
G14 TWIN HG14 101 HG14 101 1000

1938






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
B20 TOURER JB20 101 JB20 101 250
B21 OHV SPORTS JB21 101 JB20 101 250
B22 OHV EMPIRE STAR JB22 101 JB20 101 250
C10 JC10 101 JC10 101 250
C11 JC11 101 JC10 101 250
B23 TOURER JB23 101 JB20 101 350
B24 OHV EMPIRE STAR JB24 101 JB24 101 350
B25 OHV COMPETITION JB25 101 JB24 101 350
B26 OHV SPORTS JB26 101 JB24 101 350
M19 OHV DE LUXE JM19 101 JM19 101 350
M20 TOURER JM20 101 JM19 101 500
M22 OHV SPORTS JM22 101 JM19 101 500
M23 OHV EMPIRE STAR JM23 101 JM19 101 500
M24 GOLD STAR JM24 101 JM24 101 500
M21 TOURER JM21 101 JM19 101 600
Y13 OHV TWIN JY13 101 JY13 101 750
G14 TWIN JG14 101 JG14 101 1000

1939






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
B21 DE-LUXE KB21 101 KB20 101 250
B21 STANDARD KJB21 101 KJB20 101 250
C10 DE-LUXE KC10 101 KC10 101 250
C10 STANDARD KJC10 101 KJC10 101 250
C11 KC11 101 KC10 101 250
B23 STANDARD KJB23 101 KJB20 101 350
B25 COMPETITION KB25 101 KB24 101 350
B26 KB26 101 KB24 101 350
B23 DE-LUXE KB23 101 KB20 101 350
B24 SILVER STAR KB24 101 KB24 101 350
M20 DE-LUXE KM20 101 KM20 101 500
M20 STANDARD KMS20 101 KM20 101 500
M22 STANDARD KJM22 101 KJM19 101 500
M23 SILVER STAR KM23 101 KM23 101 500
M24 GOLD STAR KM24 101 KM24 101 500
M21 KM21 101 KM20 101 600
G14 TWIN KG14 101 KG14 101 1000

1940






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
C10 WC10 101 WC10 101 250
C11 WC11 101 WC10 101 250
B29 SILVER SPORTS WB29 101 WB27 101 350
C12 WC12 101 WC10 101 350
W.D.B30 WB30 101 WB30 101 350
M20 WM20 101 WM20 101 500
M23 SILVER STAR WM23 101 WM20 101 500
W.D. M20 WM20 9719 WM20 9719 500
W.D. M20 WM20 14439 WM20 14439 500
W.D. M20 WM20 18899 WM20 18899 500
W.D. M20 WM20 23039 WM20 23039 500
W.D. M20 WM20 27039 WM20 27039 500
M21 WM21 101 WM20 101 600
G14 TWIN WG14 101 WG14 101 1000

1941






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
C10 WC10 101 WC10 101 250
C11 WC11 101 WC10 101 250
B30 WB30 101 WB30 101 350
C12 WC12 101 WC10 101 350
W.D. M20 WM20 31879 WM20 31879 500
W.D. M20 WM20 40939 WM20 40939 500
W.D. M20 WM20 45669 WM20 45669 500
W.D. M20 WM20 50549 WM20 50549 500

1942






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
W.D. M20 WM20 55429 WM20 55429 500
W.D. M20 WM20 60309 WM20 60309 500
W.D. M20 ESTIMATED WM20 70000 WM20 70000 500

1943






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
W.D. M20 ESTIMATED WM20 90000 WM20 90000 500

1944






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
W.D. M20 ESTIMATED WM20 110000 WM20 110000 500

1945






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
C10 XC10 101 XC10G 101 250
C11 XC11 101 XC10G 101 250
B31 XB31 101 XB31 101 350
M20 XM20 101 XM20 101 500

1946






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
C10 GIRDER FORK XC10 101 XC10G 101 250
C10 TELESCOPIC FORK XC10 101 XC10T 101 250
C11 GIRDER FORK XC11 101 XC10G 101 250
C11 TELESCOPIC FORKS XC11 101 XC10T 101 250
B31 XB31 101 XB31 101 350
B32 COMPETITION XB32 101 XB31 101 350
M20 XM20 101 XM20 101 500
M21 XM21 101 XM20 101 600

1947






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
C10 XC10 101 XC10T 101 250
C11 XC11 101 XC10T 101 250
B31 XB31 101 XB31 101 350
B32 COMPETITION XB32 101 XB31 101 350
A7 XA7 101 XA7 101 500
B33 XB33 101 XB31 101 500
B34 COMPETITION XB34 101 XB31 101 500
M20 XM20 101 XM20 101 500
M21 XM21 101 XM20 101 600

1948






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
C10 YC10 101 YC10 101 250
C11 YC11 101 YC11 101 250
B31 YB31 101 YB31 101 350
B32 COMPETITION YB32 101 YB31 101 350
A7 YA7 101 YA7 101 500
B33 YB33 101 YB31 101 500
B34 COMPETITION YB34 101 YB31 101 500
M20 YM20 101 YM20 101 500
M33 YM33 101 YM20 101 500
M21 YM21 101 YM20 101 600

1949






Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
D1 BANTAM YD 101 YD1 101 125
C10 ZC10 101 ZC10 101 250
C10 AUSTRALIA ZC10A 101 ZC10 101 250
C11 ZC11 101 ZC10 101 250
B31 ZB31 101 ZB31 101 350
B31 PLUNGER ZB31 101 ZB31S 101 350
B32 COMPETITION ZB32 101 ZB31 101 350
B32 COMPETITION PLUNGER ZB32 101 ZB31S 101 350
B32GS GOLD STAR ZB32GS 101 ZB31 101 350
B32GS GOLD STAR PLUNGER ZB32GS 101 ZB32S 101 350
A7 ZA7 101 ZA7R 101 500
A7 PLUNGER ZA7 101 ZA7S 101 500
A7S STAR TWIN PLUNGER ZA7S 101 ZA7S 101 500
B33 ZB33 101 ZB31 101 500
B33 PLUNGER ZB33 101 ZB31S 101 500
B34 COMPETITION ZB34 101 ZB31 101 500
B34 COMPETITION PLUNGER ZB34 101 ZB31S 101 500
B34GS GOLD STAR ZB34GS 101 ZB31 101 500
B34GS GOLD STAR PLUNGER ZB34GS 101 ZB32S 101 500
M20 ZM20 101 ZM20 101 500
M33 ZM33 101 ZM20 101 500
M21 ZM21 101 ZM20 101 600
M21 BATAVIA ZM21 101 ZM20 2201 600








1950





Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
D1 BANTAM WITH WICO PACY ELECTRICS YD 20001 YD1 20001 125
D1 BANTAM WITH LUCAS ELECTRICS YDL1 101 YD1 20001 125
D1 BANTAM WICO ELECTRICS PLUNGER YD 20001 YD1S 20001 125
D1 BANTAM LUCAS ELECTRICS PLUNGER YDL 101 YD1S 20001 125
D1 BANTAM WICO PLUNGER GPO YD 122001 YD1S 20901 125
C10 ZC10 4001 ZC10 10001 250
C10 AUSTRALIA ZC10A 101 ZC10A 4001 250
C11 ZC11 8001 ZC10 10001 250
B31 ZB31 8001 ZB31 9001 350
B31 PLUNGER ZB31 9001 ZB31S 5001 350
B31 ALLOY MOTOR ZB31A 9001 ZB31 9001 350
B31 ALLOY MOTOR PLUNGER ZB31A 9001 ZB31S 5001 350
B32 COMPETITION ZB32 3001 ZB31 9001 350
B32 COMPETITION PLUNGER ZB32 3001 ZB31S 5001 350
B32 COMPETITION ALLOY MOTOR ZB32A 3001 ZB31 9001 350
B32 COMPETITION ALLOY MOTOR PLUNGER ZB32A 3001 ZB31S 5001 350
B32GS GOLD STAR ZB32GS 2001 ZB31 9001 350
B32GS GOLD STAR PLUNGER ZB32GS 2001 ZB32S 2001 350
A7 ZA7 7001 ZA7 4001 500
A7 PLUNGER ZA7 7001 ZA7S 6001 500
A7S STAR TWIN PLUNGER ZA7S 4001 ZA7S 6001 500
B33 ZB33 4001 ZB31 9001 500
B33 PLUNGER ZB33 4001 ZB31S 5001 500
B33 ALLOY MOTOR ZB33A 4001 ZB31 9001 500
B33 ALLOY MOTOR PLUNGER ZB33A 4001 ZB31S 5001 500
B34 COMPETITION ZB34 2001 ZB31 9001 500
B34 COMPETITION PLUNGER ZB34 2001 ZB31S 5001 500
B34 COMPETITION ALLOY MOTOR ZB34A 2001 ZB31 9001 500
B34 COMPETITION ALLOY MOTOR PLUNGER ZB34A 2001 ZB31S 5001 500
B34GS GOLD STAR ZB34GS 2001 ZB31 9001 500
B34GS GOLD STAR PLUNGER ZB34GS 2001 ZB32S 2001 500
M20 ZM20 4001 ZM20 7001 500
M33 ZM33 3001 ZM20 7001 500
M21 ZM21 5001 ZM20 7001 600
M21 DUTCH AUTOMOBILE ASSOCIATION ZM21 5001 ZM20D 8426 600
A10 GOLDEN FLASH ZA10 101 ZA7 4001 650
A10 GOLDEN FLASH PLUNGER ZA10 101 ZA7S 6001 650

1951





Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
DANDY DSE 17901 DS 18001 70
D1 BANTAM WITH WICO PACY ELECTRICS YD 40001 YD1 40001 125
D1 BANTAM WICO ELECTRICS PLUNGER YD 40001 YD1S 40001 125
D1 BANTAM LUCAS ELECTRICS PLUNGER YDL1 3001 YD1S 40001 125
D1 BANTAM WICO PLUNGER GPO YD 122201 YD1S 44501 125
C10 ZC10 7001 ZC10 21001 250
C10 AUSTRALIA ZC10A 21001 ZC10A 7001 250
C10 PLUNGER ZC10 7001 ZC10S 101 250
C10 PLUNGER 4 SPEED ZC10 7001 ZC10S4 101 250
C11 ZC11 16001 ZC10 21001 250
C11 PLUNGER ZC11 16001 ZC10S 101 250
C11 PLUNGER 4 SPEED ZC11 16001 ZC10S4 101 250
B31 ZB31 15001 ZB31 14001 350
B31 PLUNGER ZB31 15001 ZB31S 10001 350
B32 COMPETITION ZB32 4001 ZB31 14001 350
B32 COMPETITION PLUNGER ZB32 4001 Z31S 10001 350
B32 COMPETITION ALLOY MOTOR ZB32A 4001 ZB31 14001 350
B32 COMPETITION ALLOY MOTOR PLUNGER ZB32A 4001 ZB31S 10001 350
B32GS GOLD STAR ZB32GS 3001 ZB31 14001 350
B32GS GOLD STAR PLUNGER ZB32GS 3001 ZB32S 3001 350
A7 AA7 101 ZA7 6001 500
A7 PLUNGER AA7 101 ZA7S 14001 500
A7S STAR TWIN PLUNGER AA7S 101 ZA7S 14001 500
B33 ZB33 7001 ZB31 14001 500
B33 PLUNGER ZB33 7001 ZB31S 10001 500
B34 COMPETITION ZB34 3001 ZB31 14001 500
B34 COMPETITION PLUNGER ZB34 3001 ZB31S 10001 500
B34 COMPETITION ALLOY MOTOR ZB34A 3001 ZB31 14001 500
B34 COMPETITION ALLOY MOTOR PLUNGER ZB34A 3001 ZB31S 10001 500
B34GS GOLD STAR ZB34GS 3001 ZB31 14001 500
B34GS GOLD STAR PLUNGER ZB34GS 3001 ZB32S 3001 500
M20 ZM20 6001 ZM20 10001 500
M20 PLUNGER ZM20 6001 ZM20S 101 500
M33 ZM33 4001 ZM20 10001 500
M33 PLUNGER ZM33 4001 ZM20S 101 500
M21 ZM21 8001 ZM20 10001 600
M21 PLUNGER ZM21 8001 ZM20S 101 600
A10 GOLDEN FLASH ZA10 4001 ZA7 14001 650
A10 GOLDEN FLASH PLUNGER ZA10 4001 ZA7S 14001 650







1952





Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
D1 BANTAM WITH WICO PACY ELECTRICS YD 63001 YD1 64001 125
D1 BANTAM WITH LUCAS ELECTRICS YDL 8001 YD1 64001 125
D1 BANTAM WICO ELECTRICS PLUNGER YD1 8001 YD1S 64001 125
D1 BANTAM LUCAS ELECTRICS PLUNGER YDL1 8001 YD1S 64001 125
D1 BANTAM WICO PLUNGER GPO YD1 122911 YD1S 75001 125
C10 ZC10 10001 ZC10 29001 250
C10 PLUNGER ZC10 10001 ZC10S 2601 250
C10 PLUNGER 4 SPEED ZC10 10001 ZC10S4 2001 250
C11 ZC11 25001 ZC10 29001 250
C11 PLUNGER ZC11 25001 ZC10S 2601 250
C11 PLUNGER 4 SPEED ZC11 25001 ZC10S4 2001 250
B31 ZB31 21001 ZB31 19001 350
B31 PLUNGER ZB31 21001 ZB31S 17001 350
B32 COMPETITION ZB32 5001 ZB31 19001 350
B32 COMPETITION PLUNGER ZB32 5001 ZB31S 17001 350
B32 COMPETITION ALLOY MOTOR ZB32A 5001 ZB31 19001 350
B32 COMPETITION ALLOY MOTOR PLUNGER ZB32A 5001 ZB31S 17001 350
B32GS GOLD STAR ZB32GS 4001 ZB31 19001 350
B32GS GOLD STAR PLUNGER ZB32GS 4001 ZB32S 4001 350
B32 GOLD STAR CLUBMANS ZB32GS 6001 ZB31 19001 350
B32GS GOLD STAR CLUBMAN PLUNGER ZB32GS 6001 ZB32S 4001 350
A7 AA7 5001 ZA7 8001 500
A7 PLUNGER AA7 5001 ZA7S 26001 500
A7S STAR TWIN PLUNGER AA7S 101 ZA7S 26001 500
B33 ZB33 11001 ZB31 19001 500
B33 PLUNGER ZB33 11001 ZB31S 17001 500
B34 COMPETITION ZB34 4001 ZB31 19001 500
B34 COMPETITION PLUNGER ZB34 4001 ZB31S 17001 500
B34 COMP DIE CAST ALLOY MOTOR ZB34A 5001 ZB31 19001 500
B34 COMP SAND CAST ALLOY MOTOR ZB34A 4001 ZB31 19001 500
B34 COMP DIE CAST ALLOY PLUNGER ZB34A 5001 ZB31S 17001 500
B34 COMP SAND CAST ALLOY PLUNGER ZB34A 4001 ZB31S 17001 500
B34GS GOLD STAR DIE CAST ENGINE ZB34GS 5001 ZB31 19001 500
B34GS GOLD STAR DIE CAST PLUNGER ZB34GS 5001 ZB32S 4001 500
B34GS GOLD STAR SAND CAST ENGINE ZB34GS 4001 ZB31 19001 500
B34GS GOLD STAR SAND CAST PLUNGER ZB34GS 4001 ZB32S 4001 500
M20 ZM20 10001 ZM20 14001 500
M20 PLUNGER ZM20 10001 ZM20S 301 500
M33 ZM33 5001 ZM20 14001 500
M33 PLUNGER ZM33 5001 ZM20S 301 500
M21 ZM21 10001 ZM20 14001 600
M21 PLUNGER ZM21 10001 ZM20S 301 600
A10 GOLDEN FLASH ZA10 12001 ZA7 8001 650
A10 GOLDEN FLASH PLUNGER ZA10 12001 ZA7S 26001 650

1953





Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
D1 BANTAM WITH WICO PACY ELECTRICS BD2 101 BD2 101 125
D1 BANTAM WITH LUCAS ELECTRICS BD2L 101 BD2 101 125
D1 BANTAM PLUNGER WICO ELECTRICS BD2 101 BD2S 101 125
D1 BANTAM PLUNGER LUCAS ELECTRICS BD2L 101 BD2S 101 125
D1 BANTAM WICO PLUNGER GPO YD1 123250 YD1S 83100 125
D1 BANTAM WICO PLUNGER GPO BD2 5001 BD2S 10001 125
C10 BC10 101 BC10 101 250
C10 PLUNGER BC10 101 BC10S 101 250
C10 PLUNGER 4 SPEED BC10 101 BC10S4 101 250
C11 BC11 101 BC10 101 250
C11 PLUNGER BC11 101 BC11S 101 250
C11 PLUNGER 4 SPEED BC11 101 BC10S4 101 250
B31 BB31 101 BB31 101 350
B31 PLUNGER BB31 101 BB31S 101 350
B32 COMPETITION BB32 101 BB31 101 350
B32 COMPETITION PLUNGER BB32 101 BB31S 101 350
B32 COMPETITION ALLOY MOTOR BB32A 101 BB31 101 350
B32 COMPETITION ALLOY MOTOR PLUNGER B32A 101 BB31S 101 350
B32GS GOLD STAR BB32GS 101 BB31 101 350
B32GS GOLD STAR PLUNGER BB32GS 101 BB32S 101 350
B32GS GOLD STAR SWINGING ARM BB32GS 101 BB32A 101 350
A7 BA7 101 BA7 101 500
A7 PLUNGER BA7 101 BA7S 101 500
A7S STAR TWIN PLUNGER BA7S 101 BA7S 101 500
B33 BB33 101 BB31 101 500
B33 PLUNGER BB33 101 BB31S 101 500
B34 COMPETITION BB34 101 BB31 101 500
B34 COMPETITION ALLOY MOTOR BB34A 101 BB31 101 500
B34 COMPETITION PLUNGER BB34 101 BB31S 101 500
B34 COMPETITION ALLOY MOTOR PLUNGER BB34A 101 BB31S 101 500
B34GS GOLD STAR BB34GS 101 BB31 101 500
B34GS GOLD STAR PLUNGER BB34GS 101 BB32S 101 500
B34GS GOLD STAR SWINGING ARM BB34GS 101 BB32A 101 500
M20 BM20 101 BM20 101 500
M20 PLUNGER BM20 101 BM20S 101 500
M33 BM33 101 BM20 101 500
M33 PLUNGER BM33 101 BM20S 101 500
M21 BM21 101 BM20 101 600
M21 PLUNGER BM21 101 BM20S 101 600
A10 GOLDEN FLASH BA10 101 BA7 101 650
A10 GOLDEN FLASH PLUNGER BA10 101 BA7S 101 650
A10SF SUPER FLASH PLUNGER BA10S 101 BA10S 101 650

1954





Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
D1 BANTAM WITH DIRECT ELECTRICS BD 101 BD2 14600 125
D1 BANTAM WITH BATTERY ELECTRICS BDB 101 BD2 14600 125
D1 BANTAM DIRECT ELECTRICS PLUNGER BD 101 BD2S 14600 125
D1 BANTAM BATTERY ELECTRICS PLUNGER BDB 101 BD2S 14600 125
D1 COMPETITION PLUNGER BD 101 BD2S 14600 125
D1 BANTAM BATTERY PLUNGER GPO BDB 5101 BD2S 10100 125
D3 BANTAM WITH DIRECT ELECTRICS BD3 101 BD2 14600 153
D3 BANTAM WITH BATTERY ELECTRICS BD3B 101 BD2 14600 153
D3 BANTAM PLUNGER DIRECT ELECTRICS BD3 101 BD2S 14600 150
D3 BANTAM PLUNGER BATTERY ELECTRICS BD3B 101 BD2S 14601 150
D3 BANTAM COMPETITION PLUNGER BD3 101 BD2S 14600 150
C10L BC10L 101 BC10LS 101 250
C11G BC11G 101 BC11 101 250
C11G PLUNGER BC11G 101 BC11S 101 250
C11G PLUNGER 4 SPEED BC11G 101 BC11S4 10001 250
C11G RIGID BC11G 101 BC11R 101 250
C11G RIGID 4 SPEED BC11G 101 BC11R4 101 250
B31 BB31 6001 BB31 1386 350
B31 PLUNGER BB31 6001 BB31S 5895 350
B31 SWINGING ARM FRAME BB31 6001 CB31 101 350
B32 COMPETITION ALLOY MOTOR BB32A 201 BB32R 121 350
B32 COMPETITION ALLOY SWINGING ARM BB32A 201 CB31 101 350
B32GS GOLD STAR SWINGING ARM BB32GS 1001 CB32 101 350
B32GS GOLD STAR NEW CLBMAN S/A CB32GS 101 CB32 101 350
A7 PLUNGER BA7 2001 BA7S 8950 500
A7 SWINGING ARM CA7 101 CA7 101 500
A7S STAR TWIN PLUNGER BA7S 2001 BA7S 8950 500
A7SS SHOOTING STAR SWINGING ARM CA7SS 101 CA7 101 500
B33 BB33 2001 BB31 1386 500
B33 PLUNGER BB33 2001 BB31S 5895 500
B33 SWINGING ARM BB33 2001 CB31 101 500
B34 COMPETITION ALLOY MOTOR BB34A 201 BB32R 121 500
B34 COMPETITION ALLOY SWINGING ARM BB34A 201 CB31 101 500
B34GS GOLD STAR SWINGING ARM BB34GS 1001 CB32 101 500
B34GS GOLD STAR NEW CLUBMAN S/A CB34GS 101 CB32 101 500
B34GSD GOLD STAR DAYTONA BB34GSD 101 CB32D 101 500
M20 BM20 1001 BM20 1502 500
M20 PLUNGER BM20 1001 BM20S 1192 500
M33 BM33 501 BM20 1502 500
M33 PLUNGER BM33 501 BM20S 1192 500
M21 BM21 1601 BM20 1502 600
M21 PLUNGER BM21 1601 BM20S 1192 600
A10 GOLDEN FLASH PLUNGER BA10 7001 BA7S 8950 650
A10 GOLDEN FLASH SWINGING ARM CA10 101 CA7 101 650
A10SF SUPER FLASH PLUNGER BA10S 701 BA10S 701 650
A10SF SUPER FLASH CA10S 101 -- -- 650
A10R ROAD ROCKET SWINGING ARM CA10R 101 CA7 101 650

1955





Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
D1 BANTAM WITH DIRECT ELECTRICS DD 101 BD2 34701 125
D1 BANTAM WITH BATTERY ELECTRICS DDB 101 BD2 34701 125
D1 BANTAM PLUNGER DIRECT LIGHTING DD 101 BD2S 34701 125
D1 BANTAM PLUNGER BATTERY ELECTRICS DDB 101 BD2S 34701 125
D1 BANTAM BATTERY PLUNGER GPO DDB 5201 BD2S 40001 125
D3 BANTAM WITH DIRECT ELECTRICS BD3 5138 BD2 34701 153
D3 BANTAM WITH BATTERY ELECTRICS BD3B 5138 BD2 34701 153
D3 BANTAM PLUNGER DIRECT LIGHTING BD3 5138 BD2S 34701 150
D3 BANTAM PLUNGER BATTERY ELECTRICS BD3B 5138 BD2S 34701 150
C10L BC10L 4001 BC10LS 4501 250
C11G PLUNGER BC11G 11501 BC11S 4001 250
C11G PLUNGER 4 SPEED BC11G 11501 BC11S4 14001 250
C11G RIGID BC11G 11501 BC11R 801 250
C11G RIGID 4 SPEED BC11G 11501 BC11R4 501 250
B31 PLUNGER BB31 15001 BB31S 12001 350
B31 SWINGING ARM BB31 15001 CB31 6001 350
B32 COMPETITION ALLOY MOTOR BB32A 251 BB32A 201 350
B32GS GOLD STAR SWINGING ARM BB32GS 2001 CB32 1501 350
B32GS GOLD STAR CLUBMAN SWINGNG ARM CB32GS 501 CB32 1501 350
B32GS GOLD STAR 1956 MODEL S/A DB32GS 101 CB32 4001 350
A7 SWINGING ARM CA7 1501 CA7 7001 500
A7SS SHOOTING STAR SWINGING ARM CA7SS 501 CA7 7001 500
B33 PLUNGER BB33 5001 BB31S 12001 500
B33 SWINGING ARM BB33 5001 CB31 6001 500
B34 COMPETITION ALLOY MOTOR BB34A 301 BB32A 201 500
B34GS GOLD STAR SWINGING ARM BB34GS 2001 CB32 1501 500
B34GS GOLD STAR CLUBMAN SWINGNG ARM CB34GS 501 CB32 1501 500
B34GS GOLD STAR 1956 M0DEL SWING ARM DB34GS 101 CB32 4001 500
M20 BM20 2501 BM20 4001 500
M20 PLUNGER BM20 2501 BM20S 4001 500
M33 BM33 1301 BM20 4001 500
M33 PLUNGER BM33 1301 BM20S 4001 500
M21 BM21 4501 BM20 4001 600
M21 PLUNGER BM21 4501 BM20S 4001 600
A10 GOLDEN FLASH PLUNGER BA10 11001 BA7S 15001 650
A10 GOLDEN FLASH SWINGING ARM CA10 4501 CA7 7001 650
A10R ROAD ROCKET SWINGING ARM CA10R 601 CA7 7001 650







1956





Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
D1 BANTAM WITH DIRECT ELECTRICS DD 4801 BD2S 55001 125
D1 BANTAM WITH BATTERY ELECTRICS DDB 3301 BD2S 55001 125
D1 BANTAM BATTERY PLUNGER GPO DDB 5362 BD2S 55001 125
D1 BANTAM BATTERY PLUNGER GPO DDB 5662 BD2S 60001 125
D3 BANTAM WITH DIRECT ELECTRICS BD3 10401 CD3 101 150
D3 BANTAM WITH BATTERY ELECTRICS BD3B 12801 CD3 101 150
C10L BC10L 7001 DC10S 101 250
C11G BC11G 23001 BC11S4 18001 250
C12 BC11G 23001 EC12 101 250
B31 BB31 22001 EB31 101 350
B32 COMPETITION ALLOY CLIPPER BB32A 301 CB34 101 350
B32GS GOLD STAR SWINGING ARM DB32GS 501 CB32 4001 350
A7 SWINGING ARM CA7 2701 EA7 101 500
A7SS SHOOTING STAR SWINGING ARM CA7SS 2301 EA7 101 500
B33 BB33 7301 EB31 101 500
B34 COMPETITION ALLOY CLIPPER BB34A 351 EB34 101 500
B34GS GOLD STAR DB34GS 501 CB32 4001 500
B34GS GOLD STAR NEW HEAD DBD34GS 2001 CB32 4001 500
B34GS GOLD STAR RIGID USA DB34GS 501 BB32R 301 500
M33 BM33 2101 BM20 7001 500
M33 PLUNGER BM33 2101 BM20S 8001 500
M21 BM21 7501 BM20 7001 600
M21 PLUNGER BM21 7501 BM20S 8001 600
A10 GOLDEN FLASH PLUNGER BA10 14001 BA7S 18001 650
A10 GOLDEN FLASH SWINGING ARM CA10 8001 EA7 101 650
A10R ROAD ROCKET SWINGING ARM CA10R 2001 EA7 101 650

1957





Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
DANDY DSE 101 DS 101 70
DANDY WITH LUCAS ELECTRICS DSEL 101 DS 101 70
D1 BANTAM WITH DIRECT ELECTRICS DD 7032 BD2S 61018 125
D1 BANTAM WITH BATTERY ELECTRICS DDB 5152 BD2S 61017 125
D1 BANTAM BATTERY PLUNGER GPO DDB 6271 BD2S 61492 125
D1 BANTAM BATTERY PLUNGER GPO DDB 7001 BD2S 63000 125
D3 BANTAM WITH DIRECT ELECTRICS BD3 13481 CD3 9486 150
D3 BANTAM WITH BATTERY ELECTRICS BD3B 18698 CD3 9484 150
C10L BC10L 9612 DC10S 2574 250
C12 BC11G 33009 EC12 8998 250
B31 BB31 26036 EB31 5836 350
B32 COMPETITION ALLOY MOTOR BB32A -- CB32 -- 350
B32GS GOLD STAR SWINGING ARM DB32GS 501 CB32 4001 350
A7 CA7 4269 EA7 7392 500
A7SS SHOOTING STAR CA7SS 3500 EA7 7401 500
B33 BB33 8320 EB31 5819 500
B34 COMPETITION ALLOY MOTOR BB34A -- CB32 -- 500
B34GS GOLD STAR SWINGING ARM DB34GS 501 CB32 4001 500
B34GS GOLD STAR NEW HEAD DBD34GS 2001 CB32 4001 500
B34GS GOLD STAR RIGID USA DB34GS 501 BB32R 301 500
M20 BM20 4540 BM20 8890 500
M20 PLUNGER BM20 4881 BM20S 4793 500
M33 BM33 2552 BM20 8965 500
M33 PLUNGER BM33 2665 BM20S 9355 500
M21 BM21 9820 BM20 8808 600
M21 PLUNGER BM21 9581 BM20S 9326 600
A10 GOLDEN FLASH PLUNGER BA10 15445 BA7S 19698 650
A10 GOLDEN FLASH SWINGING ARM CA10 11392 EA7 7378 650
A10R ROAD ROCKET SWINGING ARM CA10R 3711 EA7 7327 650
A10S SPITFIRE SCRAMBLER CA10SR 101 CA7A 101 650

1958





Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
DANDY DSE 11001 DS 11501 70
DANDY WITH LUCAS ELECTRICS DSEL 11001 DS 11501 70
DI BANTAM WITH DIRECT ELECTRICS DD 8577 BD2S 65001 125
D1 BANTAM WITH BATTERY ELECTRICS DDB 7849 BD2S 65001 125
D1 BANTAM BATTERY PLUNGER GPO DDB 8301 BD2S 66001 125
D5 BANTAM WITH DIRECT ELECTRICS ED5 101 FD5 101 175
D5 BANTAM WITH BATTERY ELECTRICS ED5B 101 FD5 101 175
C12 BC11G 40001 EC12 16001 250
B31 ALTERNATOR GB31 101 FB31 101 350
A7 CA7 5001 FA7 101 500
A7SS SHOOTING STAR CA7SS 4501 FA7 101 500
B33 ALTERNATOR GB33 101 FB31 101 500
B34GS GOLD STAR DBD34GS 3001 CB32 7001 500
M21 BM21 11001 BM20 10001 600
M21 PLUNGER BM21 11001 BM20S 11001 600
A10 GOLDEN FLASH DA10 651 FA7 101 650
A10R SUPER ROCKET CA10R 6001 FA7 101 650
A10S SPITFIRE SCRAMBLER CA10SR 340 CA7A 327 650

1959





Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
DANDY DSE 14462 DS 15165 70
DANDY WITH LUCAS ELECTRICS DSEL 14462 DS 15165 70
D1 BANTAM WITH BATTERY ELECTRICS DDB 10628 BD2S 67581 125
D1 BANTAM WITH DIRECT ELECTRICS DD 10812 BD2S 67581 125
D1 BANTAM BATTERY PLUNGER GPO DDB 11401 BD2S 69000 125
D7 BANTAM WITH BATTERY ELECTRICS ED7B 101 D7 101 175
D7 BANTAM WITH DIRECT ELECTRICS ED7 101 D7 101 175
B2 SUNBEAM SCOOTER W 101 -- 101B 250
B2S SUNBEAM SCOOTER ELECTRIC START W 101E -- 101B 250
C15 STAR C15 101 C15 101 250
C15 SCRAMBLES C15S 101 C15S 101 250
C15 TRIALS C15T 101 C15S 101 250
B31 ALTERNATOR GB31 1909 FB31 2572 350
B34GS GOLD STAR DB32GS 1501 CB32 7873 350
A7 CA7 5867 FA7 8522 500
A7SS SHOOTING STAR CA7SS 5425 FA7 8522 500
B33 ALTERNATOR GB33 662 FB31 2572 500
B34GS GOLD STAR DBD34GS 3753 CB32 7873 500
B34GS GOLD STAR CATALINA DBD34GS 3753 CB32C 101 500
M21 BM21 12033 BM20 10313 600
M21 PLUNGER BM21 12033 BM20S 12031 600
A10 GOLDEN FLASH DA10 4616 FA7 8522 650
A10R SUPER ROCKET CA10R 8193 FA7 8522 650
A10S SPITFIRE SCRAMBLER CA10SR 770 FA7A 101 650

1960





Model
Engine prefix
Engine sequence
Frame prefix
Frame sequence
CC
DANDY DSE 17901 DS 18001 70
DANDY WITH LUCAS ELECTRICS DSEL 17901 DS 18001 70
D1 BANTAM WITH DIRECT ELECTRICS DD 12501 BD2S 70501 125
D1 BANTAM WITH BATTERY ELECTRICS DDB 12501 BD2S 70501 125
D1 BANTAM BATTERY PLUNGER GPO DDB 13516 BD2S 72001 125
B1 SUNBEAM SCOOTER S 101 none 4001 175
D7 BANTAM WITH DIRECT ELECTRICS ED7 1501 D7 8101 175
D7 BANTAM WITH BATTERY ELECTRICS ED7B 7001 D7 8101 175
B2 SUNBEAM SCOOTER W 3201 none 4001 250
B2S SUNBEAM SCOOTER ELECTRIC START W 3201E none 4001 250
C15 STAR C15 11001 C15 11101 250
C15 SCRAMBLES C15S 301 C15S 501 250
C15 TRIALS C15T 301 C15S 501 250
B32GS GOLD STAR DB32GS 1601 CB32 8701 350
A7 CA7 7101 GA7 101 500
A7SS SHOOTING STAR CA7SS 6701 GA7 101 500
B33 ALTERNATOR GB33 1001 GB33 101 500






B34GS GOLD STAR DBD34GS 4601 CB32 8701 500
B34GS GOLD STAR CATALINA DBD34GS 4601 CB32C 351 500
M21 BM21 12901 BM20 10451 600
M21 PLUNGER BM21 12901 BM20S 12031 600
A10 GOLDEN FLASH DA10 7801 GA7 101 650
A10R SUPER ROCKET DA10R 101 GA7 101 650
A10S SPITFIRE SCRAMBLER DA10SR 101 GA7A 101 650







1961





Model
Engine prefix (Model Code)
Engine sequence
Frame prefix
Frame sequence
CC
DANDY DSE 21651 DS 21801 70
DANDY WITH LUCAS ELECTRICS DSEL 21651 DS 21801 70
D1 BANTAM WITH DIRECT ELECTRICS DD 14501 BD2S 73701 125
D1 BANTAM WITH BATTERY ELECTRICS DDB 14501 BD2S 73701 125
D1 BANTAM BATTERY PLUNGER GPO DDB 15201 BD2S 75001 125
B1 SUNBEAM SCOOTER S 6720 B 18801 175
D7 BANTAM WITH DIRECT ELECTRICS ED7 3001 D7 18401 175
D7 BANTAM WITH BATTERY ELECTRICS ED7B 15501 D7 18401 175
B2 SUNBEAM SCOOTER W 11790 none 18800B 250
B2S SUNBEAM SCOOTER ELECTRIC START W 11790E none 18800B 250
B2 SUNBEAM SCOOTER NEW EXHAUST W 16582 none 27407B 250
B2S SCOOTER ELECTRIC ST NEW EXHAUST W 16582E none 27407B 250
C15 STAR C15 21251 C15 22001 250
C15 SS80 SPORTS STAR 80 C15SS 101 C15 22001 250
C15 SCRAMBLES C15S 2112 C15S 2701 250
C15 TRIALS C15T 1056 C15S 2701 250
B32GS GOLD STAR DB32GS 1741 CB32 10101 350
B40 STAR B40 101 B40 101 350
A7 CA7 8501 GA7 11101 500
A7 ALTERNATOR CA7A 8501 GA7 11101 500
A7 SHOOTING STAR CA7SS 8001 GA7 11101 500
DB34GS GOLD STAR DBD34GS 5684 CB32 10101 500
DB34GS GOLD STAR CATALINA DBD34GS 5684 CB32C 601 500
M21 BM21 14301 BM20S 14201 600
M21 ALTERNATOR BM21A 14301 BM20S 14201 600
A10 GOLDEN FLASH DA10 13201 GA7 11101 650
A10 GOLDEN FLASH ALTERNATOR DA10A 13201 GA7 11101 650
A10R SUPER ROCKET DA10R 3001 GA7 11101 650
A10S SPITFIRE SCRAMBLER DA10SR 401 GA7A 401 650







1962





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
DANDY DSE 22164 DS 22268 70
DANDY WITH LUCAS ELECTRICS DSEL 22164 DS 22268 70
D1 BANTAM WITH DIRECT ELECTRICS DD 15481 BD2S 76680 125
D1 BANTAM WITH BATTERY ELECTRICS DDB 16413 BD2S 76680 125
D1 BANTAM BATTERY PLUNGER GPO DDB 17001 BD2S 78001 125
B1 SUNBEAM SCOOTER S 11407 B 30140 175
D7 BANTAM WITH DIRECT ELECTRICS ED7 4501 D7 27450 175
D7 BANTAM WITH BATTERY ELECTRICS ED7B 23001 D7 27450 175
B2 SUNBEAM SCOOTER W 17800 none 30140B 250
B2S SUNBEAM SCOOTER ELECTRIC START W 17800E none 30140B 250
C15 STAR C15 29839 C15 31801 250
C15 SS80 SPORTS STAR 80 C15SS 1101 C15 31801 250
C15 SCRAMBLES C15S 3101 C15S 3558 250
C15 TRIALS C15T 1451 C15S 3558 250
C15 SCRAMBLES SPECIAL C15S 3101 C15S 10001 250
C15 TRIALS SPECIAL C15T 1451 C15S 10001 250






B32GS GOLD STAR DB32GS 1794 CB32 11001 350
B40 STAR B40 3601 B40 3511 350
B40 SS90 SPORTS STAR 90 B40BSS 101 B40 3511 350
A50 STAR TWIN CABLE REAR BRAKE A50 101 A50 101 500
A50 STAR TWIN ROD REAR BRAKE A50 101 A50A 101 500
A7 CA7 9714 GA7 21120 500
A7 ALTERNATOR CA7A 9714 GA7 21120 500
A7SS SHOOTING STAR CA7SS 9277 GA7 21120 500
B34GS GOLD STAR DBD34GS 6504 CB32 11001 500
B34GS GOLD STAR CATALINA DBD34GS 6504 CB32C 741 500
M21 BM21 15453 BM20S 15061 600
M21 ALTERNATOR BM21A 15453 BM20S 15061 600
A10 GOLDEN FLASH DA10 17181 GA7 21120 650
A10 GOLDEN FLASH ALTERNATOR DA10A 341 GA7 21120 650
A10R SUPER ROCKET DA10R 5958 GA7 21120 650
A10S SPITFIRE SCRAMBLER DA10R 6084 GA7A 557 650
A10RGS ROCKET GOLD STAR DA10R 5958 GA10 101 650
A65 STAR TWIN CABLE REAR BRAKE A65 101 A50 101 650
A65 STAR TWIN ROD REAR BRAKE A65 101 A50A 101 650







1963





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
D1 BANTAM WITH DIRECT ELECTRICS DD 16129 BD2S 78746 125
D1 BANTAM WITH BATTERY ELECTRICS DDB 17606 BD2S 78746 125
B1 SUNBEAM SCOOTER S 12498 B 31825 175
D7 BANTAM WITH DIRECT ELECTRICS ED7 5505 D7 33268 175
D7 BANTAM WITH BATTERY ELECTRICS ED7B 26904 D7 33268 175
D7 BANTAM AMERICA ED7A 5505 D7 33268 175
D7 BANTAM AMERICA WITH BATTERY ED7BA 26904 D7 33268 175
D7 BANTAM POLICE ED7BP 26904 D7 33268 175
D7 BANTAM TRAIL ED7 5505 D7 33268T 175
B2 SUNBEAM SCOOTER W 18485 none 31825B 250
B2S SUNBEAM SCOOTER ELECTRIC START W 18485E none 31825B 250
C15 STAR C15 41807 C15 38035 250
C15 POLICE C15P 41801 C15 38035 250
C15 SS80 SPORTS STAR 80 C15SS 2705 C15 38035 250
C15 SCRAMBLES C15S 4001 C15C 101 250
C15 STAR AMERICA C15B 409 C15 38035 250
C15 STARFIRE ROADSTER C15 41807 C15C 101 250
C15 STARFIRE ROADSTER C15SR 101 C15C 266 250
C15 TRIALS C15T 2001 C15C 101 250
C15 TRIALS PASTORAL C15T 1602 C15A 137 250
B40 STAR B40 4506 B40 5017 350
B40 SS90 SPORTS STAR 90 B40SS 180 B40 5017 350
B40 STAR USA B40B 563 B40 5017 350
A50 STAR TWIN ROD REAR BRAKE A50 823 A50 2288 500
B34GS GOLD STAR DBD34GS 6881 CB32 11451 500
B34GS GOLD STAR CATALINA DBD34GS 6881 CB32C 857 500
M21 BM21 15588 BM20S 600
M21 ALTERNATOR BM21A 15588 BM20S 15159 600
A10 GOLDEN FLASH DA10 17727 GA7 23643 650
A10 GOLDEN FLASH ALTERNATOR DA10A 17727 GA7 23643 650
A10R SUPER ROCKET DA10R 8197 GA7 23643 650
A10S SPITFIRE SCRAMBLER DA10R 7944 GA7A 742 650
A10RGS ROCKET GOLD STAR DA10R 8197 GA10 390 650
A65 STAR TWIN ROD REAR BRAKE A65 1947 A50 2288 650







1964





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
BEAGLE K1 101 K1 101 75
STARLITE 75 K1A 101 K1 101 75
D1 BANTAM BATTERY PLUNGER GPO DDB 18514 BD2S 81000 125
B1 SUNBEAM SCOOTER S 13263 B 33661 175
D7 BANTAM WITH DIRECT ELECTRICS ED7 6887 D7 38400 175
D7 BANTAM WITH BATTERY ELECTRICS FD7 101 D7 38400 175
D7 BANTAM AMERICA ED7A 6887 D7 38400 175
D7 BANTAM BATTERY AMERICA FD7A 101 D7 38400 175
D7 BANTAM TRAIL ED7 6887 D7 38400T 175
C15 STAR C15D 101 C15 42211 250
C15 SS80 SPORTS STAR 80 C15SS 3633 C15 42211 250
C15 POLICE C15DP 101 C15 42211 250
C15 STAR AMERICA C15DB 101 C15 42211 250
C15 SCRAMBLES C15S 4373 C15C 853 250
C15 STARFIRE ROADSTER C15SR 225 C15C 853 250
C15 TRAILS PASTORAL C15T 2116 C15E 101 250
C15 TRIALS C15T 2116 C15C 853 250
B40 STAR B40 5275 B40 6668 350
B40 POLICE B40P 5275 B40 6668 350
B40 SUPER STAR USA B40B 1088 B40 6668 350
B40 SS90 SPORTS STAR 90 B40SS 426 B40 6668 350
B40 ENDURO STAR USA B40T 143 C15C 1601 350
A50 STAR A50A 101 A50 5501 500
A50 POLICE A50AP 101 A50 5501 500
A50C CYCLONE A50B 101 A50B 101 500
A65 STAR A65A 101 A50 5501 650
A65 POLICE A65AP 101 A50 5501 650
A65R ROCKET A65B 101 A50B 101 650
A65T THUNDERBOLT ROCKET A65B 101 A50 5501 650
A65R ROCKET WITH REV COUNTER A65C 101 A50 5501 650
A65L/R LIGHTNING ROCKET A65D 101 A50B 101 650
A65SH SPITFIRE HORNET A65E 101 A50B 101 650







1965





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
BEAGLE K1 3507 K1 3315 75
STARLITE 75 K1A 3507 K1 3315 75
D1 BANTAM BATTERY PLUNGER GPO DDB 19201 BD2S 82001 125
B1 SUNBEAM SCOOTER S 13576 B 34300 175
D7 BANTAM WITH DIRECT ELECTRICS ED7 9001 D7 42878 175
D7 BANTAM WITH BATTERY ELECTRICS FD7 3001 D7 42878 175
D7 BANTAM PASTORAL ED7 9001 D7 42878 175
D7 BANTAM TRAIL BRONC ED7 9001 D7 42878 175
C15 STAR C15F 101 C15 45501 250
C15 STAR AMERICA C15FB 101 C15 45501 250
C15 POLICE C15FP 101 C15 45501 250
C15 SS80 SPORTS STAR 80 C15FSS 101 C15 45501 250
C15 SCRAMBLES C15FS 101 C15C 1601 250
C15 STARFIRE ROADSTER C15FSR 101 C15C 1601 250
C15 TRIALS C15FT 101 C15C 1601 250
C15 TRIALS CAT C15FT 101 C15C 1601 250
C15 TRIALS PASTORAL C15FT 101 C15E 136 250
B40 STAR B40F 101 B40 7775 350
B40 POLICE B40FP 101 B40 7775 350
B40 SS90 SPORTS STAR 90 B40FSS 101 B40 7775 350
B40 ENDURO STAR USA B40FE 101 C15C 1601 350






B40 SPORTSMAN USA B40FB 101 B40 7775 350
A50 STAR A50A 686 A50 8437 500
A50 POLICE A50AP 121 A50 8437 500
A50 CYCLONE COMPETITION UK A50DC 101 A50B 4001 500
A50 CYCLONE UK A50DC 101 A50B 4001 500
A50C CYCLONE ROAD MODEL A50D 101 A50B 4001 500
A50CC CYCLONE COMPETITION A50B 507 A50B 4001 500
A65 STAR A65A 1134 A50 8437 650
A65 POLICE A65AP 267 A50 8437 650
A65 LIGHTNING A65DC 2158 A50B 4001 650
A65 LIGHTNING CLUBMAN A65DC 2158 A50B 4001 650
A65L LIGHTNING ROCKET A65D 1742 A50B 4001 650
A65R ROCKET A65B 334 A50 8437 650
A65R ROCKET WITH REV COUNTER A65C 1082 A50 8437 650
A65SH SPITFIRE HORNET A65E 701 A50B 4001 650







1966





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
D7 SILVER BANTAM ED7 101 D7 49985 175
D7 BANTAM DE-LUXE ED7 101 D7 49985 175
D7 BANTAM SILVER AND DE-LUXE GD7 101 GD7 101 175
D7 BANTAM GPO HD7 101 HD7 101 175
C15 STAR C15F 2089 C15 49001 250
C15 SPORTSMAN C15FSS 2001 C15 49001 250
B40 STAR B40F 1149 B40 9937 350
B40 STAR MODIFIED ENGINE B40G 101 B40 9973 350
B44 VICTOR GRAND PRIX B44 101 B44 101 440
B44 VICTOR ENDURO B44E 101 B44E 3137 441
A50R ROYAL STAR A50R 101 A50C 101 500
A50W WASP A50W 101 A50C 101 500
A65T THUNDERBOLT A65T 101 A50C 101 650
A65L LIGHTNING A65L 101 A50C 101 650
A65LC LIGHTNING CLUBMAN A65LC 101 A50C 101 650
A65S SPITFIRE MK11 A65S 101 A50C 101 650
A65H HORNET A65H 101 A50C 101 650







1967





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
D10 BANTAM 3 SPEED SILVER D10 101 D10 101 175
D10 BANTAM GPO D10 101 D10 101 175
D10 BANTAM 4 SPEED SUPREME D10A 101 D10A 101 175
D10 BANTAM 4 SPEED SPORT D10A 101 D10A 101 175
D10 BUSHMAN D10A 101 BD10A 101 175
D10 BUSHMAN PASTORAL D10A 101 BD10A 101 175
B25 STARFIRE USA C25 101 B25 101 250
C15 STAR C15G 101 C15G 101 250
C15 POLICE C15PG 101 C15PG 101 250
C15 SPORTSMAN C15SG 101 C15SG 101 250
C25 BARRACUDA C25 101 C25 101 250
B40 STAR B40G 201 B40G 201 350
B40 MILITARY B40GB 101 B40GB 101 350
B40 MILITARY AUSTRALIA B40GA 101 B40GA 101 350
B44 VICTOR GRAND PRIX B44 131 B44 267 441
B44 VICTOR ENDURO B44EA 101 B44EA 101 441
B44 VICTOR ROADSTER B44R 101 B44R 101 441
A50R ROYAL STAR A50RA 101 A50RA 101 500
A50W WASP A50WA 101 A50WA 101 500






A65T THUNDERBOLT A65TA 101 A65TA 101 650
A65L LIGHTNING A65LA 101 A65LA 101 650
A65SA SPITFIRE MKIII A65SA 101 A65SA 101 650
A65H HORNET A65HA 101 A65HA 101 650







1968





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
D13 BANTAM SUPREME D13B 101 D13B 101 175
D13 BANTAM SPORTS D13B 101 D13B 101S 175
D13 BANTAM BUSHMAN D13C 101 D13C 101B 175
D14/4 BANTAM D14B 781 D14B 781 175
D14/4 SPORTS D14B 781 D14B 781S 175
D14/4 BANTAM BUSHMAN D14C 781 D14C 101B 175
B25 STARFIRE B25B 101 B25B 101 250
B25 FLEETSTAR B25FS 101 B25FS 101 250
B40 MILITARY B40M 101 B40M 101 350
B40 MILITARY DANISH B40GD 101 B40GD 101 350
B44 SHOOTING STAR B44B 101 B44B 101SS 441
B44 VICTOR SPECIAL B44B 101 B44B 101VS 441
A50R ROYAL STAR A50RB 101 A50RB 101 500
A50W WASP A50WB 101 A50WB 101 500
A65T THUNDERBOLT A65TB 101 A65TB 101 650
A65L LIGHTNING A65LB 101 A65LB 101 650
A65F FIREBIRD SCRAMBLER A65FB 101 A65FB 101 650
A65S SPITFIRE MKIV A65SB 101 A65SB 101 650







1969
The underscore (_)indicates a preceeding letter





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
B175 BANTAM D175 _C101 D175 101 175
B175 BANTAM BUSHMAN D175B _C101 D175B 101 175
B25 STARFIRE B25S _C101 B25S 101 250
B25FS FLEETSTAR B25FS _C101 B25FS 101 250
B40 MILITARY B40GR _C201 B40GR 201 350
B40 MILITARY (ARMY) B40GB _C3001 B40GB 3001 350
B40 MILITARY (NAVY) B40GN _C101 B40GN 101 350
B40 MILITARY DANISH B40GD _C750 B40WD 750 350
B40 ROUGHRIDER HCB40 _C462 HCB40 462M 350
B44SS SHOOTING STAR B44SS _C101 B44SS 101 441
B44VS VICTOR SPECIAL B44VS _C101 B44VS 101 441
A50 ROYAL STAR A50RC _C101 A50RC 101 500
A65T THUNDERBOLT A65TC _C101 A65TC 101 650
A65L LIGHTNING A65LC _C101 A65LC 101 650
A65F FIREBIRD SCRAMBLER A65FC _C101 A65FC 101 650
A75 ROCKET III A75R _C101 A75R 101 750
A75 ROCKET III 5 SPEED A75RV _C101 A75RV 101 750







1970
The underscore (_)indicates a preceeding letter





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
B175 BANTAM D175 _D101 D175 101 175
B175 BANTAM BUSHMAN D175B _D101 D175B 101 175
B25 STARFIRE B25S _D101 B25S 101 250
B25FS FLEETSTAR B25FS _D101 B25FS 101 250
B40 MILITARY DANISH B40GD _D1001 B40GD 1001 350
B44 SHOOTING STAR B44SS _D101 B44SS 101 441
B44 VICTOR SPECIAL B44VS _D101 B44VS 101 441
A50 ROYAL STAR A50R _D101 A50R 101 500






A65 THUNDERBOLT A65T _D101 A65T 101 650
A65 LIGHTNING A65L _D101 A65L 101 650
A65 FIREBIRD SCRAMBLER A65F _D101 A65F 101 650
A75 ROCKET III A75R _D101 A75R 101 750
A75 ROCKET III 5 SPEED A75RV _D101 A75RV 101 750







1971
The underscore (_)indicates a preceeding letter





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
B175 BANTAM D175 _E101 D175 101 175
B25 VICTOR TRAIL B25T _E101 B25T 101 250
B25FS FLEETSTAR B25FS _E101 B25FS 101 250
B25SS GOLD STAR 250 B25SS _E101 B25SS 101 250
E35R FURY E35R _E101 E35R 101 350
E35SS FURY SS E35SS _E101 E35SS 101 350
B50 MOTOR CROSS B50MX _E101 B50MX 101 500
B50 VICTOR TRAIL B50T _E101 B50T 101 500
B50SS GOLD STAR 500 B50SS _E101 B50SS 101 500
A65 THUNDERBOLT A65T _E101 A65T 101 650
A65 LIGHTNING A65L _E101 A65L 101 650
A65 FIREBIRD SCRAMBLER A65FS _E101 A65FS 101 650
A75 ROCKET III A75R _E101 A75R 101 750
A75 ROCKET III 5 SPEED A75V _E101 A75V 101 750







1972
The underscore (_)indicates a preceeding letter





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
ARIEL 3 K2 101 K2 101 48
B50 MOTOR CROSS B50MX _G101 B50MX 101 500
B50 VICTOR TRIAL B50T _G101 B50T 101 500
B50SS GOLD STAR 500 B50SS _G101 B50SS 101 500
A65 THUNDERBOLT A65T _G101 A65 101 650
A65 LIGHTNING A65L _G101 A65 101 650
A70 LIGHTNING 750 A70L _G101 A70L 101 750
A75 ROCKET III A75R _G101 A75R 101 750
A75 ROCKET III 5 SPEED A75V _G101 A75V 101 750







1973
The underscore (_)indicates a preceeding letter





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
ARIEL 3 K2 101 K2 101 48
B50 MOTOR CROSS B50MX _H101 B50MX 101 500







1974





Model
Engne prefix
Engine sequence
Frame prefix
Frame sequence
CC
ARIEL 3 K2 101 K2 101 48
T65 T65 101 T65 101 650





BSA Motorcycle Model & VIN Information 1961 to 1974 (in PDF)


Date Codes:
First Letter (Month):
  - A (January)
  - B (February)
  - C (March)
  - D (April)
  - E (May)
  - G (June)
  - H (July)
  - J (August)
  - K (September)
  - N (October)
  - P (November)
  - X (December)
Second Letter (Year):
  - C (1969)
  - D (1970)
  - E (1971)
  - G (1972)
  - H (1973)
  - J (1974)

Note: To avoid confusion, letters F, I, O, and L are not used in the second letter. C and G need careful distinction due to their visual similarity.

Source:
https://www.britbike.com/technical/bsa_serial_numbers.html
http://classicenglishbikes.com/tech_file/bsa.html
https://www.bsaownersclub.co.uk/machine-id

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