SUKIDA SK 125-4 COMMISSIONER

124cc Petrol Class 1

64.8%

first-time pass rate

20.9%

failed outright

7,693

median miles at test

MOT tests, 2005–2025

What fails on a SK 125-4 COMMISSIONER

failure defects by component group · advisories excluded

Component group	Defects	% of defects
steering and suspension	6	18.2
brakes	5	15.2
lighting and signalling	4	12.1
drive system	4	12.1
tyres	4	12.1
lamps and reflectors	3	9.1
structure and attachments	3	9.1
suspension	2	6.1
tyres and wheels	1	3
driving controls	1	3

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 SK 125-4 COMMISSIONER 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 SK 125-4 COMMISSIONER.

Pass rate by registration year

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

Best year to buy used: 2010 (63.5% pass). Weakest: 2010 (63.5%).

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.