ZONTES ZT 125-G1
Pass rate over time
The ZT 125-G1's first-time pass rate has fallen 5.3 points since 2024, 83.1% to 77.8%.
What fails on a ZT 125-G1
| Component group | Share of defects | Defects | % of defects | vs all bikes |
|---|---|---|---|---|
| brakes |
|
69 | 33.3 | 2.0× |
| suspension |
|
47 | 22.7 | 8.4× |
| structure and attachments |
|
42 | 20.3 | 8.5× |
| lamps and reflectors |
|
36 | 17.4 | 3.4× |
| tyres |
|
8 | 3.9 | 2.1× |
| audible warning (Horn) |
|
2 | 1 | 2.0× |
| wheels |
|
1 | 0.5 | 3.0× |
| steering |
|
1 | 0.5 | 0.4× |
| Identification of the vehicle |
|
1 | 0.5 | 0.8× |
Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects. "vs all bikes" is how often this model's tests record a defect in the group, as a multiple of the all-bike rate.
How rivals compare
On first-time pass rate the ZT 125-G1 beats 4 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 ZT 125-G1.
Pass rate by registration year
Best year to buy used: 2021 (80.1% pass). Weakest: 2022 (77.7%).
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.
ZONTES ZT 125-G1 FAQ
Is the ZONTES ZT 125-G1 reliable?
The ZONTES ZT 125-G1 is more reliable than average for its class: 79.6% of its 548 MOT tests (2005–2025) passed first time, against a class average of 73.4%. That ranks it #3666 of 5426 models.
What does a ZT 125-G1 fail its MOT on most?
brakes — 33% of all defects recorded against failed ZT 125-G1 tests.