ZNEN ZN 125-6

125cc Petrol Class 1

54.0%

first-time pass rate

28.3%

failed outright

6,136

median miles at test

113

MOT tests, 2005–2025

What fails on a ZN 125-6

failure defects by component group · advisories excluded

Component group	Defects	% of defects
lighting and signalling	33	36.3
brakes	22	24.2
steering and suspension	17	18.7
drive system	6	6.6
body and structure	5	5.5
driving controls	2	2.2
reg plates and vin	2	2.2
tyres and wheels	2	2.2
lamps and reflectors	1	1.1
structure and attachments	1	1.1

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the ZN 125-6 beats 0 of its 4 closest rivals (YAMAHA YBR 125, HONDA CG125, HONDA CBF125).

YAMAHA YBR 125 71.0% pass · 125k tests HONDA CG125 72.2% pass · 89.3k tests HONDA CBF125 73.3% pass · 84.4k tests GILERA RUNNER 70.8% pass · 69.9k tests

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 ZN 125-6.

Pass rate by registration year

how each model-year cohort fares · registration year from first use date

Best year to buy used: 2008 (53.1% pass). Weakest: 2008 (53.1%).

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.