BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ KAWASAKI/ZG 1400 A8F
Model report · 2005–2025

KAWASAKI ZG 1400 A8F

1352cc Petrol Class 2
89.4%
first-time pass rate
5.8%
failed outright
23,542
median miles at test
3,170
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2010–2025

The ZG 1400 A8F's first-time pass rate has fallen 6.1 points since 2010, 90.8% to 84.7%.

81%88%95%2010: 90.8% pass (87 tests)2011: 91.3% pass (242 tests)2012: 90.8% pass (273 tests)2013: 92.9% pass (268 tests)2014: 90.0% pass (260 tests)2015: 90.0% pass (251 tests)2016: 90.0% pass (240 tests)2017: 90.0% pass (239 tests)2018: 89.6% pass (173 tests)2019: 85.4% pass (171 tests)2020: 83.5% pass (158 tests)2021: 91.0% pass (189 tests)2022: 89.7% pass (184 tests)2023: 85.0% pass (167 tests)2024: 90.8% pass (131 tests)2025: 84.7% pass (137 tests)20102025

Pass rate by mileage

how the ZG 1400 A8F's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage ZG 1400 A8F passes first time 95.2% of the time; by 50k that's 83.3%.

81%89%98%0k: 95.2% pass (419 tests)10k: 91.4% pass (905 tests)20k: 89.0% pass (746 tests)30k: 86.1% pass (547 tests)40k: 88.0% pass (300 tests)50k: 83.3% pass (144 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 ZG 1400 A8F

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
brakes
89 30.9 0.5×
tyres and wheels
49 17 0.7×
lamps and reflectors
33 11.5 0.5×
suspension
27 9.4 1.0×
lighting and signalling
26 9 0.1×
tyres
25 8.7 1.1×
steering and suspension
20 6.9 0.2×
audible warning (Horn)
7 2.4 1.2×
steering
7 2.4 0.5×
Identification of the vehicle
5 1.7 0.7×

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 ZG 1400 A8F beats 3 of its 4 closest rivals (BMW R1200, BMW R1150, TRIUMPH SPRINT).

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 ZG 1400 A8F.

Pass rate by registration year

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

Best year to buy used: 2009 (89.8% pass). Weakest: 2007 (88.9%).

88%89%91%2007: 88.9% pass (1,095 tests)2008: 89.6% pass (1,618 tests)2009: 89.8% pass (420 tests)200720082009

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 ZG 1400 A8F FAQ

answers computed from the data above · terms in the glossary

Is the KAWASAKI ZG 1400 A8F reliable?

The KAWASAKI ZG 1400 A8F is more reliable than average for its class: 89.4% of its 3,170 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #1145 of 5426 models.

What does a ZG 1400 A8F fail its MOT on most?

brakes — 31% of all defects recorded against failed ZG 1400 A8F tests.

What is the best year of ZG 1400 A8F to buy used?

By first-time pass rate, 2009-registered examples do best (89.8%) and 2007 worst (88.9%). Condition and history still trump the year.

How many miles will a ZG 1400 A8F last?

The median ZG 1400 A8F shows 23,542 miles at test, and examples around 50k miles still pass 83.3% of the time — mileage alone rarely kills one.