Yamaha SA50
Real ownership data from 118 UK SA50 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common SA50 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | major | 14.9% |
| Brakes | major | 12.9% |
| Tyres | fail | 6.4% |
| Suspension | major | 4% |
| Other | dangerous | 3.5% |
| Electrical | fail | 3.5% |
| Exhaust and emissions | fail | 2.5% |
| Controls and cables | user entered | 1.7% |
Advisories (wear noted but not failed) are excluded above; the most common is suspension.
SA50 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 |
|---|---|---|---|---|
| 1986 | 5 | 3,726 mi | 400 | 82.35% |
| 1984 | 9 | 4,380 mi | 20 | 82.61% |
| 1983 | 14 | 5,344 mi | 64 | 72.92% |
| 1982 | 32 | 3,838 mi | 136 | 81.48% |
| 1981 | 31 | 4,074 mi | 64 | 81.82% |
| 1980 | 16 | 3,474 mi | 30 | 83.82% |
SA50 questions, answered with data
What are the most common problems with the Yamaha SA50?
Across 118 UK examples, the most frequently recorded MOT faults are lights and indicators (14.9% of all recorded faults), brakes (12.9% of all recorded faults), tyres (6.4% of all recorded faults).
What is average mileage for a Yamaha SA50?
The median Yamaha SA50 in the UK has covered 4,260 miles, and typically rides about 72 miles a year. Half of all examples fall between 2,678 and 7,488 miles.
Is the Yamaha SA50 reliable?
81.59% of Yamaha SA50 MOT tests are passed first time, with an average of 0.98 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 118 Yamaha SA50 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.