BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ SUZUKI/VZR 1800 Z L2
Model report · 2005–2025

SUZUKI VZR 1800 Z L2

1783cc Petrol Class 2
90.8%
first-time pass rate
3.9%
failed outright
9,551
median miles at test
535
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2015–2025

The VZR 1800 Z L2's first-time pass rate has risen 1.6 points since 2015, 93.6% to 95.2%.

78%89%100%2015: 93.6% pass (47 tests)2016: 95.5% pass (67 tests)2017: 82.0% pass (61 tests)2018: 87.0% pass (46 tests)2019: 91.3% pass (46 tests)2020: 100.0% pass (37 tests)2021: 90.6% pass (53 tests)2022: 94.4% pass (54 tests)2023: 82.6% pass (46 tests)2024: 90.3% pass (31 tests)2025: 95.2% pass (42 tests)20152025

Pass rate by mileage

how the VZR 1800 Z L2's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage VZR 1800 Z L2 passes first time 90.6% of the time; by 20k that's 92.4%.

90%92%93%0k: 90.6% pass (277 tests)10k: 91.0% pass (156 tests)20k: 92.4% pass (66 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 VZR 1800 Z L2

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lamps and reflectors
8 24.2 0.8×
brakes
7 21.2 0.2×
tyres and wheels
6 18.2 0.6×
structure and attachments
4 12.1 1.1×
tyres
3 9.1 0.8×
lighting and signalling
1 3
audible warning (Horn)
1 3 1.0×
body and structure
1 3 0.4×
Identification of the vehicle
1 3 0.8×
suspension
1 3 0.3×

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 VZR 1800 Z L2 beats 3 of its 4 closest rivals (YAMAHA XJR1300, SUZUKI GSX1400, SUZUKI GSX1300R).

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 VZR 1800 Z L2.

Pass rate by registration year

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

Best year to buy used: 2012 (91.0% pass). Weakest: 2013 (89.8%).

89%90%92%2012: 91.0% pass (368 tests)2013: 89.8% pass (147 tests)20122013

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 VZR 1800 Z L2 FAQ

answers computed from the data above · terms in the glossary

Is the SUZUKI VZR 1800 Z L2 reliable?

The SUZUKI VZR 1800 Z L2 is more reliable than average for its class: 90.8% of its 535 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #726 of 5426 models.

What does a VZR 1800 Z L2 fail its MOT on most?

lamps and reflectors — 24% of all defects recorded against failed VZR 1800 Z L2 tests.

How many miles will a VZR 1800 Z L2 last?

The median VZR 1800 Z L2 shows 9,551 miles at test, and examples around 20k miles still pass 92.4% of the time — mileage alone rarely kills one.