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

KAWASAKI EX 650 KJFA KRT EDITION

649cc Petrol Class 2
89.4%
first-time pass rate
5.1%
failed outright
6,466
median miles at test
988
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2021–2025

The EX 650 KJFA KRT EDITION's first-time pass rate has fallen 1.6 points since 2021, 89.2% to 87.6%.

87%89%92%2021: 89.2% pass (194 tests)2022: 90.5% pass (231 tests)2023: 90.7% pass (216 tests)2024: 89.9% pass (148 tests)2025: 87.6% pass (177 tests)20212025

Pass rate by mileage

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

A low-mileage EX 650 KJFA KRT EDITION passes first time 92.0% of the time; by 20k that's 83.8%.

80%87%94%0k: 92.0% pass (726 tests)10k: 82.0% pass (211 tests)20k: 83.8% pass (37 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 EX 650 KJFA KRT EDITION

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lamps and reflectors
26 27.1 1.3×
structure and attachments
25 26 2.7×
tyres
16 16.7 2.4×
brakes
13 13.5 0.3×
Identification of the vehicle
9 9.4 3.9×
wheels
3 3.1 5.1×
steering
2 2.1 0.5×
suspension
1 1 0.1×
audible warning (Horn)
1 1 0.6×

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 KJFA KRT EDITION 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 EX 650 KJFA KRT EDITION.

Pass rate by registration year

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

Best year to buy used: 2019 (93.8% pass). Weakest: 2017 (88.5%).

87%91%95%2017: 88.5% pass (148 tests)2018: 88.8% pass (725 tests)2019: 93.8% pass (112 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.

KAWASAKI EX 650 KJFA KRT EDITION FAQ

answers computed from the data above · terms in the glossary

Is the KAWASAKI EX 650 KJFA KRT EDITION reliable?

The KAWASAKI EX 650 KJFA KRT EDITION is more reliable than average for its class: 89.4% of its 988 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #1145 of 5426 models.

What does a EX 650 KJFA KRT EDITION fail its MOT on most?

lamps and reflectors — 27% of all defects recorded against failed EX 650 KJFA KRT EDITION tests.

What is the best year of EX 650 KJFA KRT EDITION to buy used?

By first-time pass rate, 2019-registered examples do best (93.8%) and 2017 worst (88.5%). Condition and history still trump the year.

How many miles will a EX 650 KJFA KRT EDITION last?

The median EX 650 KJFA KRT EDITION shows 6,466 miles at test, and examples around 20k miles still pass 83.8% of the time — mileage alone rarely kills one.