BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ BSA/C15 STAR
Model report · 2005–2025

BSA C15 STAR

249cc Petrol Class 2
90.6%
first-time pass rate
7.8%
failed outright
5,380
median miles at test
64
MOT tests, 2005–2025

What fails on a C15 STAR

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
steering and suspension
8 72.7
body and structure
1 9.1
fuel and exhaust
1 9.1
lighting and signalling
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 C15 STAR beats 4 of its 4 closest rivals (YAMAHA YP250, YAMAHA WR250F, HONDA XR250).

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 C15 STAR.