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

TRIUMPH BONNIE

750cc Petrol Class 2
82.8%
first-time pass rate
8.0%
failed outright
13,462
median miles at test
87
MOT tests, 2005–2025

What fails on a BONNIE

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
steering and suspension
3 27.3
body and structure
2 18.2
drive system
2 18.2
lighting and signalling
2 18.2
brakes
1 9.1
lamps and reflectors
1 9.1

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 BONNIE beats 3 of its 4 closest rivals (KAWASAKI ZX-6R, SUZUKI GSF600, YAMAHA FZS600).

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 BONNIE.