1978 BMW R Series — MOT History by Age
How cars manufactured in 1978 perform at MOT as they age
Data from official DVSA MOT testing records
Insufficient data for same-age comparison.
How This Car Ages
Pass rate progression for the 1978 BMW R Series as it ages.
At 40 years: 87.7% pass rate · At 41 years: 93.9% pass rate
Bar chart showing pass rate by car age from 40 to 41 years
📊 View as table
| Age | Pass Rate | Tests |
|---|---|---|
| 40 yrs | 87.7% | 81 |
| 41 yrs | 93.9% | 33 |
Pass Rate Trend
How the 1978 BMW R Series pass rate changes as it ages, from first MOT to most recent.
Trend shows stable over 2 years
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| Built | Pass Rate | Tests |
|---|---|---|
| 2019 (41 yrs) | 93.9% | 33 |
| 2018 (40 yrs) | 87.7% | 81 |
Year-by-Year MOT Results
Common MOT Failures
Top failure categories across all test years for 1978 BMW R Series, with age trends.
How Failures Change With Age
Comparing failure rates between the youngest and oldest test years.
| Category | At Youngest | At Oldest | Change | Trend |
|---|---|---|---|---|
| Motorcycle audible warning (Horn) | 1.2% (40 yrs) | 3.0% (41 yrs) | +1.8%
| ⚪ — |
| Motorcycle structure and attachments | 2.5% (40 yrs) | 3.0% (41 yrs) | +0.5%
| ⚪ — |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the BMW R Series page →
About This Data
This page shows how BMW R Series cars manufactured in 1978 perform at MOT as they age. Data spans from 2018 to 2019, covering 114 tests. Pass rates naturally decline with age as components wear.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.