
Photo: Classic & Classy Motorcycles Ltd · Owned by Classic & Classy Motorcycles Ltd
Classic motorcycle head-to-head
Harley-Davidson FLH Shovelhead scores 74/100 overall against Kawasaki GPZ900R on 88/100. On the road: 58–85. As classics: 90–90. Overall result: Kawasaki GPZ900R.

Photo: Classic & Classy Motorcycles Ltd · Owned by Classic & Classy Motorcycles Ltd

Photo: Tokumeigakarinoaoshima · CC BY-SA 4.0
The numbers
| Category | Harley-Davidson FLH | Kawasaki GPZ900R | Advantage |
|---|---|---|---|
| road | |||
| PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field. | 5 | 10 | Kawasaki GPZ900R |
| HandlingSteering, stability, weight and real-road manners. | 4 | 9 | Kawasaki GPZ900R |
| BrakingDirect comparison of real stopping ability without an age allowance. | 4 | 9 | Kawasaki GPZ900R |
| ReliabilityEngine, electrics and general dependability when properly maintained. | 5 | 8 | Kawasaki GPZ900R |
| Ease of ownershipMaintenance, parts supply and access to specialist knowledge. | 8 | 7 | Harley-Davidson FLH |
| ComfortRiding position, vibration and suitability for longer journeys. | 9 | 8 | Harley-Davidson FLH |
| classic | |||
| StylingDesign quality, visual presence and period appeal. | 9 | 9 | Level |
| Historical importanceInfluence on motorcycling and importance within its era. | 9 | 10 | Kawasaki GPZ900R |
| Collector appealLong-term desirability among classic motorcycle enthusiasts. | 8 | 9 | Kawasaki GPZ900R |
| CharacterSound, feel, personality and memorable riding experience. | 10 | 8 | Harley-Davidson FLH |
you want relaxed long-distance presence, unmistakable American V-twin character and traditional Harley styling.
you want landmark water-cooled superbike performance, high-speed ability and unmistakable 1980s presence.
Background
The Harley-Davidson FLH Shovelhead was produced from 1966–1984 and used a Air-cooled 45-degree Shovelhead V-twin. Within this comparison library it stands out particularly for character, styling, historic importance. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.
The Kawasaki GPZ900R was produced from 1984–1989 and used a 908cc liquid-cooled DOHC inline four. Within this comparison library it stands out particularly for performance, historic importance, styling. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.
Interesting details
Present-day appeal
Collector interest is strongest where condition, originality and correct period details support the identity of the Harley-Davidson FLH Shovelhead. Its library score for character is 10/10. Values and desirability can vary substantially between years, specifications and restoration quality, so individual examples should be assessed on their own evidence.
Collector interest is strongest where condition, originality and correct period details support the identity of the Kawasaki GPZ900R. Its library score for performance is 10/10. Values and desirability can vary substantially between years, specifications and restoration quality, so individual examples should be assessed on their own evidence.
Before you buy
Period opposition
Final result
Kawasaki GPZ900R wins the direct on-the-road comparison. As classic motorcycles they also finish level. Kawasaki GPZ900R takes the overall result after the road and classic scores are weighted equally.