BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ SUZUKI/AN 400 AM2
Model report · 2005–2025

SUZUKI AN 400 AM2

400cc Petrol Class 2
97.1%
first-time pass rate
2.0%
failed outright
3,582
median miles at test
204
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2024–2025

The AN 400 AM2's first-time pass rate has held steady since 2024 (97.8% → 96.8%).

96%97%99%2024: 97.8% pass (45 tests)2025: 96.8% pass (155 tests)20242025

What fails on a AN 400 AM2

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
brakes
7 87.5
structure and attachments
1 12.5

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 AN 400 AM2 beats 4 of its 4 closest rivals (KAWASAKI ER5, SUZUKI GS500, SUZUKI AN400).

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 AN 400 AM2.

Pass rate by registration year

how each model-year cohort fares · registration year from first use date

Best year to buy used: 2022 (97.3% pass). Weakest: 2021 (96.6%).

96%97%98%2021: 96.6% pass (88 tests)2022: 97.3% pass (113 tests)20212022

First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.