BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ LAMBRETTA/LI125 SERIES 3
Model report · 2005–2025

LAMBRETTA LI125 SERIES 3

125cc Petrol Class 1
88.6%
first-time pass rate
6.6%
failed outright
1,240
median miles at test
317
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2015–2018

The LI125 SERIES 3's first-time pass rate has risen 3.1 points since 2015, 87.2% to 90.3%.

82%89%96%2015: 87.2% pass (39 tests)2016: 84.6% pass (39 tests)2017: 93.7% pass (63 tests)2018: 90.3% pass (31 tests)20152018

Pass rate by mileage

how the LI125 SERIES 3's first-time pass rate falls with the odometer · class average 73.4%

A low-mileage LI125 SERIES 3 passes first time 87.7% of the time; by 20k that's 84.8%.

83%89%95%0k: 87.7% pass (220 tests)10k: 93.0% pass (43 tests)20k: 84.8% pass (33 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 LI125 SERIES 3

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
brakes
16 30.8
lighting and signalling
16 30.8
steering and suspension
11 21.2
driving controls
3 5.8
lamps and reflectors
2 3.8
wheels
1 1.9
steering
1 1.9
tyres and wheels
1 1.9
body and structure
1 1.9

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 LI125 SERIES 3 beats 4 of its 4 closest rivals (PIAGGIO VESPA, HONDA PCX 125, HONDA Vision 110).

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 LI125 SERIES 3.

Pass rate by registration year

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

Best year to buy used: 1963 (88.4% pass). Weakest: 1962 (86.7%).

86%88%89%1962: 86.7% pass (98 tests)1963: 88.4% pass (95 tests)19621963

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.