Classic and Classy Motorcycles Ltd

Vintage and Classic Motorcycle Importers

1970s Norton Commando 850 Valuation Report

Date: August 2025

Historical Overview

The Norton Commando 850 (828 cc), produced from 1973 to 1977, was the final evolution of Norton’s iconic Featherbed-framed twins. Its blend of torque, classic lines, and isolation mount chassis continues to make it a beloved choice in the UK classic motorcycle scene. It routinely wins “Machine of the Year” honors and commands strong interest from collectors and riders alike.

UK Valuation Summary (by condition)

Condition	Estimated Value (GBP)	Example External Source
Project / Restoration Non-running or needing a rebuild.	£4,000 – £5,500	BikeSocial blog: Basket cases start near £5,000 to begin rebuild.
Roadworthy / Presentable Running, tidy, not concours.	£6,250 – £8,000	Car & Classic listings: 1974 Commando 850 Mk2 asking £6,250–£8,750; typical rider condition.
Restored / Excellent Concours-level restoration, matching numbers.	£7,130 – £11,400	H&H Classics auction: Fully restored, matching-numbers 1974 Commando sold for £7,130 (Mar 2024); Bonhams Stafford sale: 1974 Commando sold for $17,600 (~£11,400) (Apr 2025).

Notes: Project range is based on base-level rebuild costs indicated in UK discussion forums and blogs. Rider-value draws from live listings. The restored range is anchored by actual hammer prices—H&H and Bonhams provide solid data points.

Value Influencing Factors

Matching numbers & originality: Correct frame, engine, and trim matter for higher tiers.
Condition: Engine health, frame alignment, isolation rubbers, and electricals are key points.
Documentation: V5C, restoration records, shows or race provenance elevate value.
Show timing: Spring/autumn show auctions (Stafford, NEC) often yield highest prices.
Model edition: MkIII and electric-start Roadster/Interstate editions can attract a premium.

Conclusion

In the UK 2025 market, expect about £4k–£5.5k for project bikes, roughly £6.25k–£8k for rideable middle-quality examples, and around £7.1k–£11.4k for top-tier restored machines. Standout, documented examples can push beyond the top end.

Sources (plain text):
BikeSocial – “Expect at least £5,000 for a total basket-case Commando project.”
Car & Classic – 1974 Commando 850 Mk2 listings in UK asking £6,250–£8,750.
H&H Classics – Fully restored 1974 Commando sold for £7,130 (Mar 2024).
Bonhams Stafford – 1974 Commando 850 sold for US $17,603 (~£11,400) (Apr 2025).