BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ SUZUKI/AN 650 ZL8
Model report · 2005–2025

SUZUKI AN 650 ZL8

638cc Petrol Class 2
92.6%
first-time pass rate
6.0%
failed outright
8,343
median miles at test
698
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2020–2025

The AN 650 ZL8's first-time pass rate has risen 4.2 points since 2020, 88.2% to 92.4%.

86%92%97%2020: 88.2% pass (34 tests)2021: 91.1% pass (123 tests)2022: 91.2% pass (159 tests)2023: 95.4% pass (151 tests)2024: 93.8% pass (112 tests)2025: 92.4% pass (119 tests)20202025

Pass rate by mileage

how the AN 650 ZL8's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage AN 650 ZL8 passes first time 95.8% of the time; by 20k that's 84.2%.

82%90%98%0k: 95.8% pass (402 tests)10k: 90.6% pass (202 tests)20k: 84.2% pass (57 tests)0k10k20k

First-time pass rate by odometer reading at test, 10,000-mile bands for this model. Mileage is the strongest reliability signal. See the full curve.

What fails on a AN 650 ZL8

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
brakes
42 57.5 0.9×
tyres
18 24.7 3.6×
lamps and reflectors
8 11 0.5×
suspension
4 5.5 0.6×
audible warning (Horn)
1 1.4 0.8×

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects. "vs all bikes" is how often this model's tests record a defect in the group, as a multiple of the all-bike rate.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the AN 650 ZL8 beats 4 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 AN 650 ZL8.

Pass rate by registration year

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

Best year to buy used: 2018 (94.9% pass). Weakest: 2017 (87.9%).

87%91%96%2017: 87.9% pass (223 tests)2018: 94.9% pass (353 tests)2019: 94.2% pass (120 tests)201720182019

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.

SUZUKI AN 650 ZL8 FAQ

answers computed from the data above · terms in the glossary

Is the SUZUKI AN 650 ZL8 reliable?

The SUZUKI AN 650 ZL8 is more reliable than average for its class: 92.6% of its 698 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #364 of 5426 models.

What does a AN 650 ZL8 fail its MOT on most?

brakes — 58% of all defects recorded against failed AN 650 ZL8 tests.

What is the best year of AN 650 ZL8 to buy used?

By first-time pass rate, 2018-registered examples do best (94.9%) and 2017 worst (87.9%). Condition and history still trump the year.

How many miles will a AN 650 ZL8 last?

The median AN 650 ZL8 shows 8,343 miles at test, and examples around 20k miles still pass 84.2% of the time — mileage alone rarely kills one.