BIKERELIABILITY Reg check
League table/ SUZUKI/VZ 800 L3
Model report · 2005–2025

SUZUKI VZ 800 L3

805cc Petrol Class 2
96.2%
first-time pass rate
2.9%
failed outright
9,208
median miles at test
210
MOT tests, 2005–2025
+8.8pp
vs expected · age & mileage

The pass rate is the MOT first-time pass: a roadworthiness check of the items an MOT covers (brakes, lights, tyres, steering, structure, emissions), not a full mechanical inspection of engine or gearbox internals. It is a reliability signal, not a complete measure of mechanical reliability. What this measures.

“vs expected” adjusts for age, mileage and test class, so a cherished classic and a hard-used commuter are compared fairly. How this works.

What fails on a VZ 800 L3

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
tyres and wheels
4 44.4
brakes
2 22.2
audible warning (Horn)
1 11.1
lighting and signalling
1 11.1
steering and suspension
1 11.1

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the VZ 800 L3 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 VZ 800 L3.

Compare with any bike

rival not listed above? pick any model to see it head-to-head with the VZ 800 L3

Pass rate by registration year

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

Best year to buy used: 2013 (96.2% pass). Weakest: 2013 (96.2%).

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.

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