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

RALEIGH RM4

49cc Petrol Class 1
93.8%
first-time pass rate
4.9%
failed outright
6,012
median miles at test
81
MOT tests, 2005–2025

What fails on a RM4

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
brakes
5 35.7
tyres and wheels
4 28.6
drive system
2 14.3
steering and suspension
2 14.3
lighting and signalling
1 7.1

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 RM4 beats 4 of its 4 closest rivals (PEUGEOT SPEEDFIGHT, PIAGGIO ZIP, PIAGGIO NRG).

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 RM4.