BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
Model report · 2005–2025

ROYAL ALLOY TG 300 LC

278cc Petrol Class 2
91.1%
first-time pass rate
6.7%
failed outright
3,241
median miles at test
463
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2023–2025

The TG 300 LC's first-time pass rate has fallen 5.6 points since 2023, 95.5% to 89.9%.

89%93%97%2023: 95.5% pass (66 tests)2024: 90.9% pass (187 tests)2025: 89.9% pass (208 tests)20232025

What fails on a TG 300 LC

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
steering
15 28.8
lamps and reflectors
14 26.9
tyres
8 15.4
Identification of the vehicle
6 11.5
brakes
5 9.6
wheels
2 3.8
suspension
1 1.9
structure and attachments
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 TG 300 LC beats 4 of its 4 closest rivals (PIAGGIO PX 200 E, PIAGGIO X9, LAMBRETTA GP200).

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 TG 300 LC.

Pass rate by registration year

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

Best year to buy used: 2020 (91.2% pass). Weakest: 2021 (91.0%).

90%91%92%2020: 91.2% pass (194 tests)2021: 91.0% pass (268 tests)20202021

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.