Royal Alloy TG 300
Real ownership data from 698 UK TG 300 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common TG 300 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Other | major | 16.5% |
| Brake discs and pads | dangerous | 8.2% |
| Tyres | dangerous | 5.9% |
| Wheels | dangerous | 4.7% |
| Lights and indicators | major | 4.7% |
| Brakes | major | 4.7% |
| Steering and head bearings | dangerous | 3.5% |
| Suspension | major | 2.4% |
Advisories (wear noted but not failed) are excluded above; the most common is brakes.
TG 300 mileage and reliability by year
Use this to judge whether a specific bike is high or low mileage for its age.
| YearYear | MedianMedian mileage | Mi/yrMiles/year | MOT passFirst-time pass | |
|---|---|---|---|---|
| 2025 | 14 | — | — | — |
| 2024 | 102 | — | — | — |
| 2023 | 80 | 3,132 mi | 82 | 94.44% |
| 2022 | 177 | 3,587 mi | 802 | 92.31% |
| 2021 | 210 | 3,692 mi | 596 | 91.31% |
| 2020 | 115 | 3,766 mi | 604 | 91.64% |
TG 300 questions, answered with data
What are the most common problems with the Royal Alloy TG 300?
Across 698 UK examples, the most frequently recorded MOT faults are other (16.5% of all recorded faults), brake discs and pads (8.2% of all recorded faults), tyres (5.9% of all recorded faults).
What is average mileage for a Royal Alloy TG 300?
The median Royal Alloy TG 300 in the UK has covered 3,598 miles, and typically rides about 636 miles a year. Half of all examples fall between 1,947 and 5,627 miles.
Is the Royal Alloy TG 300 reliable?
91.76% of Royal Alloy TG 300 MOT tests are passed first time, with an average of 0.07 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 698 Royal Alloy TG 300 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.