BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
Model report · 2005–2025

KAWASAKI KC100

99cc Petrol Class 1
72.7%
first-time pass rate
16.0%
failed outright
16,869
median miles at test
256
MOT tests, 2005–2025

Pass rate by mileage

how the KC100's first-time pass rate falls with the odometer · class average 73.4%

A low-mileage KC100 passes first time 75.0% of the time; by 20k that's 70.6%.

70%73%76%0k: 75.0% pass (72 tests)10k: 71.3% pass (87 tests)20k: 70.6% pass (51 tests)0k10k20k

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 KC100

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lighting and signalling
79 64.8
steering and suspension
19 15.6
tyres and wheels
5 4.1
brakes
5 4.1
drive system
4 3.3
fuel and exhaust
3 2.5
driving controls
2 1.6
reg plates and vin
2 1.6
body and structure
2 1.6
Items Not Tested
1 0.8

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 KC100 beats 2 of its 4 closest rivals (YAMAHA YBR 125, HONDA C90, HONDA CG125).

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 KC100.