What year Triumph Bonneville America is most reliable?

Based on MOT first-test pass rates, the 2008 Triumph Bonneville America has the highest pass rate at 89.2%, out of 149 vehicles tested.

What are the most common Triumph Bonneville America MOT failures?

The most common Triumph Bonneville America MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Triumph Bonneville America — Reliability by Year

316 vehicles · MOT data 2007–2008 · first-test pass rates

This page shows MOT first-test pass rates for each year the Triumph Bonneville America was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

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Best pass rate year

2008

89.2% pass rate · 149 vehicles

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Lowest pass rate year

2007

88.1% pass rate · 167 vehicles

Year	Pass rate	Avg mileage	Vehicles
2008	89.2%	9,674 mi	149
2007	88.1%	10,413 mi	167

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