BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ AJS/TEMPEST SCRAMBLER
Model report · 2005–2025

AJS TEMPEST SCRAMBLER

124cc Petrol Class 1
#4914 of 5426 overall #33 of 45 AJSs #475 of 734 commuter bikes
66.8%
first-time pass rate
23.3%
failed outright
4,893
median miles at test
382
MOT tests, 2005–2025

Pass rate over time

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

The TEMPEST SCRAMBLER's first-time pass rate has fallen 10.8 points since 2021, 71.9% to 61.1%.

58%67%75%2021: 71.9% pass (32 tests)2022: 72.4% pass (87 tests)2023: 63.5% pass (96 tests)2024: 68.8% pass (77 tests)2025: 61.1% pass (90 tests)20212025

What fails on a TEMPEST SCRAMBLER

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lamps and reflectors
85 38.6
brakes
72 32.7
structure and attachments
33 15
suspension
18 8.2
audible warning (Horn)
4 1.8
steering
4 1.8
Identification of the vehicle
3 1.4
tyres
1 0.5

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 TEMPEST SCRAMBLER beats 0 of its 4 closest rivals (YAMAHA YBR 125, HONDA CG125, HONDA CBF125).

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 TEMPEST SCRAMBLER.

Pass rate by registration year

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

Best year to buy used: 2018 (67.7% pass). Weakest: 2020 (66.0%).

65%67%69%2018: 67.7% pass (124 tests)2019: 66.3% pass (178 tests)2020: 66.0% pass (53 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.