1980 Triumph Bonneville MOT Pass Rate
Pass rate for Bonneville models manufactured in 1980, based on 1,213 real MOT test results.
Data from official DVSA MOT testing records
This page shows all Bonneville cars tested in 1980. Want to see how cars built in 1980 hold up over time?
View 1980 Triumph Bonneville vintage page → (79.1% current pass rate)1980 Triumph Bonneville MOT Analysis
The 1980 Triumph Bonneville has an MOT pass rate of 85.1% based on 1,213 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 23,976 miles on the odometer. With a 14.9% failure rate, the 1980 Bonneville is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1980 Triumph Bonneville is Motorcycle tyres, responsible for 0.1% of failures. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs range from £50–200 per tyre.
Top failures specific to 1980 models only. The overall Bonneville page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Motorcycle Tyres | 0.1% | 1 |
Failures per 10,000 Miles
avg. 23,976 miFor every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Motorcycle tyres | 0.03 | 0.1% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1980 Triumph Bonneville has an MOT pass rate of 85.1% based on 1,213 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 23,976 miles on the odometer. With a 14.9% failure rate, the 1980 Bonneville is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1980 Triumph Bonneville, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle tyres: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating. With relatively low average mileage of 23,976 miles, many of these vehicles are still in good mechanical condition.
Motorcycle tyres — 0.1% of failures
Motorcycle tyres issues account for 0.1% of MOT failures on 1980 Triumph Bonneville models. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.