SUZUKI GZ125HS
Pass rate over time
The GZ125HS's first-time pass rate has fallen 14.4 points since 2011, 80.0% to 65.6%.
Pass rate by mileage
A low-mileage GZ125HS passes first time 77.5% of the time; by 30k that's 50.0%.
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 GZ125HS
| Component group | Share of defects | Defects | % of defects |
|---|---|---|---|
| brakes |
|
80 | 28 |
| lighting and signalling |
|
58 | 20.3 |
| lamps and reflectors |
|
37 | 12.9 |
| drive system |
|
27 | 9.4 |
| steering and suspension |
|
23 | 8 |
| structure and attachments |
|
19 | 6.6 |
| suspension |
|
15 | 5.2 |
| tyres and wheels |
|
14 | 4.9 |
| tyres |
|
9 | 3.1 |
| fuel and exhaust |
|
4 | 1.4 |
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 GZ125HS beats 0 of its 4 closest rivals (YAMAHA YBR 125, HONDA CG125, HONDA CBF125).
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 GZ125HS.
Pass rate by registration year
Best year to buy used: 2005 (75.5% pass). Weakest: 2007 (58.9%).
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.