Pass rate by mileage
A low-mileage CB750F1 passes first time 83.0% of the time; by 40k that's 83.9%.
First-time pass rate by odometer reading at test, 10,000-mile bands for this model. Mileage is the strongest reliability signal. See the full curve.
What fails on a CB750F1
| Component group | Share of defects | Defects | % of defects |
|---|---|---|---|
| brakes |
|
12 | 41.4 |
| lighting and signalling |
|
9 | 31 |
| steering and suspension |
|
4 | 13.8 |
| tyres and wheels |
|
3 | 10.3 |
| fuel and exhaust |
|
1 | 3.4 |
Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.
How rivals compare
On first-time pass rate the CB750F1 beats 3 of its 4 closest rivals (TRIUMPH STREET TRIPLE, HONDA CB600 HORNET, TRIUMPH TRIDENT).
Rivals share this bike's type and sit within ±30% of its engine capacity, ≥ 5,000 tests. Card colour = better/worse first-time pass rate than the CB750F1.
Pass rate by registration year
Best year to buy used: 1978 (88.8% pass). Weakest: 1976 (85.7%).
First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.