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

SUZUKI RM

125cc Petrol Class 1
84.2%
first-time pass rate
10.2%
failed outright
3,762
median miles at test
431
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2018–2025

The RM's first-time pass rate has fallen 15.7 points since 2018, 90.0% to 74.3%.

70%83%97%2018: 90.0% pass (30 tests)2019: 85.3% pass (34 tests)2020: 92.5% pass (40 tests)2021: 83.7% pass (49 tests)2022: 86.8% pass (53 tests)2023: 86.4% pass (44 tests)2024: 80.6% pass (31 tests)2025: 74.3% pass (35 tests)20182025

What fails on a RM

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
brakes
34 23.4
lighting and signalling
22 15.2
steering and suspension
16 11
suspension
15 10.3
lamps and reflectors
12 8.3
tyres
10 6.9
wheels
10 6.9
Identification of the vehicle
9 6.2
tyres and wheels
9 6.2
structure and attachments
8 5.5

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 RM 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 RM.