Yamaha RADIAN
Real ownership data from 114 UK RADIAN motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common RADIAN problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | major | 11% |
| Brakes | major | 5.6% |
| Steering and head bearings | major | 3.9% |
| Suspension | major | 3.9% |
| Other | fail | 3.5% |
| Tyres | fail | 3.2% |
| Chain and sprockets | major | 1.5% |
| Brake discs and pads | fail | 0.8% |
Advisories (wear noted but not failed) are excluded above; the most common is suspension.
RADIAN mileage and reliability by year
Use this to judge whether a specific bike is high or low mileage for its age.
| Year | Examples | Median mileage | Miles/year | First-time pass |
|---|---|---|---|---|
| 1990 | 9 | 24,734 mi | 543 | 83.87% |
| 1989 | 24 | 24,788 mi | 607 | 71.23% |
| 1987 | 17 | 27,795 mi | 366 | 82.01% |
| 1986 | 53 | 23,803 mi | 416 | 77.12% |
RADIAN questions, answered with data
What are the most common problems with the Yamaha RADIAN?
Across 114 UK examples, the most frequently recorded MOT faults are lights and indicators (11% of all recorded faults), brakes (5.6% of all recorded faults), steering and head bearings (3.9% of all recorded faults).
What is average mileage for a Yamaha RADIAN?
The median Yamaha RADIAN in the UK has covered 24,830 miles, and typically rides about 460 miles a year. Half of all examples fall between 18,364 and 32,365 miles.
Is the Yamaha RADIAN reliable?
78.1% of Yamaha RADIAN MOT tests are passed first time, with an average of 1.03 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 114 Yamaha RADIAN motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.