Triumph Bonneville MOT pass rate by year
How the Triumph Bonneville's MOT pass rate changes year by year, from 1980 to 2022, across the DVSA record.
What is the Triumph Bonneville MOT pass rate by year?
The MOT pass and failure rate for each Triumph Bonneville model year, from the DVSA record. Only years with at least 1,000 tests are shown, so each figure is a real average rather than a handful of cars. The Triumph Bonneville averages 9.8% failures across all years.
| Year | Pass rate | Failure rate | Tests |
|---|---|---|---|
| 1980 | 86.5% | 13.5% | 2,134 |
| 1981 | 88.3% | 11.7% | 1,732 |
| 2001 | 89.2% | 10.8% | 14,169 |
| 2002 | 89.6% | 10.4% | 8,622 |
| 2003 | 88.6% | 11.4% | 12,610 |
| 2004 | 88.2% | 11.8% | 16,510 |
| 2005 | 88.6% | 11.4% | 14,658 |
| 2006 | 88.5% | 11.5% | 16,310 |
| 2007 | 88.7% | 11.3% | 16,037 |
| 2008 | 89.1% | 10.9% | 13,656 |
| 2009 | 90.0% | 10.0% | 17,824 |
| 2010 | 90.5% | 9.5% | 15,789 |
| 2011 | 89.9% | 10.1% | 13,660 |
| 2012 | 91.0% | 9.0% | 11,948 |
| 2013 | 91.1% | 8.9% | 9,800 |
| 2014 | 90.7% | 9.3% | 12,120 |
| 2015 | 90.5% | 9.5% | 12,681 |
| 2016 | 91.6% | 8.4% | 18,010 |
| 2017 | 92.2% | 7.8% | 19,275 |
| 2018 | 92.3% | 7.7% | 14,555 |
| 2019 | 92.6% | 7.4% | 8,815 |
| 2020 | 93.1% | 6.9% | 4,951 |
| 2021 | 93.0% | 7.0% | 4,360 |
| 2022 | 92.1% | 7.9% | 2,764 |
Does age change how often a Triumph Bonneville fails?
Older Triumph Bonnevilles fail more often, as expected. The 1980 cars fail 13.5% of tests against 7.9% for the 2022. Across every year the model averages 9.8%. The 1980 is the weakest year at 13.5%, and the 2020 the strongest at 6.9%.
More on the Triumph Bonneville
The full failure breakdown for this model, and how it compares to others.
| See also |
|---|
| Triumph Bonneville: common MOT failures and the parts that fix them |
| All Triumph models compared by MOT failure rate |
| MOT failure rates across Britain |
Sources: DVSA MOT History API: MOT test results and defect data ยท DVSA MOT testing data for Great Britain