BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ LEXMOTO/CHIEFTAIN TD 125 T-15
Model report · 2005–2025

LEXMOTO CHIEFTAIN TD 125 T-15

125cc Petrol Class 1
74.1%
first-time pass rate
22.6%
failed outright
5,757
median miles at test
460
MOT tests, 2005–2025

Pass rate over time

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

The CHIEFTAIN TD 125 T-15's first-time pass rate has fallen 7.3 points since 2021, 77.8% to 70.5%.

69%74%80%2021: 77.8% pass (36 tests)2022: 77.6% pass (98 tests)2023: 74.6% pass (138 tests)2024: 72.7% pass (99 tests)2025: 70.5% pass (88 tests)20212025

What fails on a CHIEFTAIN TD 125 T-15

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
brakes
65 27.2
lamps and reflectors
53 22.2
suspension
36 15.1
tyres
35 14.6
steering
20 8.4
audible warning (Horn)
14 5.9
structure and attachments
13 5.4
wheels
3 1.3

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 CHIEFTAIN TD 125 T-15 beats 0 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 CHIEFTAIN TD 125 T-15.

Pass rate by registration year

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

Best year to buy used: 2019 (77.0% pass). Weakest: 2020 (69.0%).

67%73%79%2018: 73.3% pass (86 tests)2019: 77.0% pass (248 tests)2020: 69.0% pass (126 tests)201820192020

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.