BSA D10
Real ownership data from 79 UK D10 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common D10 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | fail | 11.9% |
| Brakes | fail | 6.7% |
| Tyres | fail | 6% |
| Steering and head bearings | fail | 5.2% |
| Other | fail | 3.7% |
| Suspension | fail | 3% |
| Wheels | fail | 3% |
| Electrical | fail | 2.2% |
Advisories (wear noted but not failed) are excluded above; the most common is wheels.
D10 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 |
|---|---|---|---|---|
| 1968 | 9 | 15,043 mi | 76 | 97.73% |
| 1967 | 43 | 12,468 mi | 101 | 88.46% |
| 1966 | 5 | 16,176 mi | 71 | 95.83% |
D10 questions, answered with data
What are the most common problems with the BSA D10?
Across 79 UK examples, the most frequently recorded MOT faults are lights and indicators (11.9% of all recorded faults), brakes (6.7% of all recorded faults), tyres (6% of all recorded faults).
What is average mileage for a BSA D10?
The median BSA D10 in the UK has covered 14,296 miles, and typically rides about 98 miles a year. Half of all examples fall between 5,204 and 20,526 miles.
Is the BSA D10 reliable?
91.92% of BSA D10 MOT tests are passed first time, with an average of 0.38 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 79 BSA D10 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.