1998 Triumph T509 Speed Triple — MOT History by Age
How cars manufactured in 1998 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 1998 Triumph T509 Speed Triple as it ages.
Bar chart showing pass rate by car age from 11 to 26 years
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| Age | Pass Rate | Tests |
|---|---|---|
| 11 yrs | 82.4% | 51 |
| 12 yrs | 86.5% | 52 |
| 13 yrs | 73.5% | 49 |
| 14 yrs | 90.5% | 42 |
| 15 yrs | 77.8% | 45 |
| 16 yrs | 78.7% | 47 |
| 17 yrs | 77.5% | 40 |
| 18 yrs | 78.1% | 32 |
| 19 yrs | 81.6% | 38 |
| 26 yrs | 79.2% | 48 |
Pass Rate Trend
How the 1998 Triumph T509 Speed Triple pass rate changes as it ages, from first MOT to most recent.
Trend shows improving over 10 years
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| Built | Pass Rate | Tests |
|---|---|---|
| 2024 (26 yrs) | 79.2% | 48 |
| 2017 (19 yrs) | 81.6% | 38 |
| 2016 (18 yrs) | 78.1% | 32 |
| 2015 (17 yrs) | 77.5% | 40 |
| 2014 (16 yrs) | 78.7% | 47 |
| 2013 (15 yrs) | 77.8% | 45 |
| 2012 (14 yrs) | 90.5% | 42 |
| 2011 (13 yrs) | 73.5% | 49 |
| 2010 (12 yrs) | 86.5% | 52 |
| 2009 (11 yrs) | 82.4% | 51 |
Year-by-Year MOT Results
Common MOT Failures
Top failure categories across all test years for 1998 Triumph T509 Speed Triple, 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 brakes | 3.9% (11 yrs) | 4.2% (26 yrs) | +0.3%
| ⚪ — |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the Triumph T509 Speed Triple page →
About This Data
This page shows how Triumph T509 Speed Triple cars manufactured in 1998 perform at MOT as they age. Data spans from 2009 to 2024, covering 444 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.