BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ KAWASAKI/EX 650 A8F
Model report · 2005–2025

KAWASAKI EX 650 A8F

649cc Petrol Class 2
82.7%
first-time pass rate
9.1%
failed outright
13,311
median miles at test
3,314
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2011–2025

The EX 650 A8F's first-time pass rate has fallen 4.7 points since 2011, 85.0% to 80.3%.

73%83%92%2011: 85.0% pass (234 tests)2012: 85.1% pass (328 tests)2013: 84.5% pass (310 tests)2014: 89.2% pass (297 tests)2015: 85.3% pass (286 tests)2016: 81.8% pass (280 tests)2017: 80.6% pass (263 tests)2018: 79.3% pass (198 tests)2019: 78.9% pass (171 tests)2020: 76.2% pass (147 tests)2021: 76.6% pass (192 tests)2022: 84.9% pass (172 tests)2023: 79.9% pass (169 tests)2024: 83.9% pass (124 tests)2025: 80.3% pass (137 tests)20112025

Pass rate by mileage

how the EX 650 A8F's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage EX 650 A8F passes first time 90.1% of the time; by 50k that's 80.0%.

67%81%94%0k: 90.1% pass (1,277 tests)10k: 82.3% pass (965 tests)20k: 73.8% pass (587 tests)30k: 77.4% pass (234 tests)40k: 71.0% pass (131 tests)50k: 80.0% pass (45 tests)0k30k50k

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 EX 650 A8F

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
brakes
104 19.3 0.6×
lamps and reflectors
83 15.4 1.1×
steering and suspension
72 13.4 0.6×
lighting and signalling
67 12.5 0.4×
tyres and wheels
47 8.7 0.6×
structure and attachments
44 8.2 1.6×
tyres
38 7.1 1.4×
suspension
33 6.1 1.3×
drive system
29 5.4 1.0×
steering
21 3.9 1.3×

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 EX 650 A8F 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 EX 650 A8F.

Pass rate by registration year

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

Best year to buy used: 2008 (82.9% pass). Weakest: 2009 (82.0%).

81%82%84%2008: 82.9% pass (2,568 tests)2009: 82.0% pass (734 tests)20082009

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.

KAWASAKI EX 650 A8F FAQ

answers computed from the data above · terms in the glossary

Is the KAWASAKI EX 650 A8F reliable?

The KAWASAKI EX 650 A8F is less reliable than average for its class: 82.7% of its 3,314 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #3028 of 5426 models.

What does a EX 650 A8F fail its MOT on most?

brakes — 19% of all defects recorded against failed EX 650 A8F tests.

How many miles will a EX 650 A8F last?

The median EX 650 A8F shows 13,311 miles at test, and examples around 50k miles still pass 80.0% of the time — mileage alone rarely kills one.