1980 Yamaha Rd400 — MOT History by Age
How cars manufactured in 1980 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 1980 Yamaha Rd400 as it ages.
Bar chart showing pass rate by car age from 32 to 37 years
📊 View as table
| Age | Pass Rate | Tests |
|---|---|---|
| 32 yrs | 91.4% | 35 |
| 33 yrs | 90.9% | 33 |
| 34 yrs | 88.2% | 34 |
| 35 yrs | 86.1% | 36 |
| 37 yrs | 90.3% | 31 |
Pass Rate Trend
How the 1980 Yamaha Rd400 pass rate changes as it ages, from first MOT to most recent.
Trend shows improving over 5 years
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| Built | Pass Rate | Tests |
|---|---|---|
| 2017 (37 yrs) | 90.3% | 31 |
| 2015 (35 yrs) | 86.1% | 36 |
| 2014 (34 yrs) | 88.2% | 34 |
| 2013 (33 yrs) | 90.9% | 33 |
| 2012 (32 yrs) | 91.4% | 35 |
Year-by-Year MOT Results
Common MOT Failures
Top failure categories across all test years for 1980 Yamaha Rd400, 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 lighting and signalling | 5.7% (32 yrs) | 6.5% (37 yrs) | +0.8%
| ⚪ — |
| Motorcycle fuel and exhaust | 2.9% (32 yrs) | 3.2% (37 yrs) | +0.3%
| ⚪ — |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the Yamaha Rd400 page →
About This Data
This page shows how Yamaha Rd400 cars manufactured in 1980 perform at MOT as they age. Data spans from 2012 to 2017, covering 169 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.