1962 Triumph Twenty One MOT Pass Rate
Pass rate for Twenty One models manufactured in 1962, based on 78 real MOT test results.
Data from official DVSA MOT testing records
1962 Triumph Twenty One MOT Analysis
The 1962 Triumph Twenty One has an MOT pass rate of 91.0% based on 78 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 17,463 miles on the odometer. With a 9.0% failure rate, the 1962 Twenty One is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1962 Triumph Twenty One is Motorcycle brakes, responsible for 2.6% of failures. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs range from £150–400. Motorcycle steering is the second most common issue at 2.6%. Motorcycle structure and attachments follows at 2.6%.
Top failures specific to 1962 models only. The overall Twenty One 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 Brakes | 2.6% | 2 |
| 2 | Motorcycle Steering | 2.6% | 2 |
| 3 | Motorcycle Structure And Attachments | 2.6% | 2 |
| 4 | Motorcycle Tyres | 1.3% | 1 |
| 5 | Non-component Advisories | 1.3% | 1 |
Failures per 10,000 Miles
avg. 17,463 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 brakes | 1.47 | 2.6% | 2 |
| Motorcycle steering | 1.47 | 2.6% | 2 |
| Motorcycle structure and attachments | 1.47 | 2.6% | 2 |
| Motorcycle tyres | 0.73 | 1.3% | 1 |
| Non-component advisories | 0.73 | 1.3% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1962 Triumph Twenty One has an MOT pass rate of 91.0% based on 78 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 17,463 miles on the odometer. With a 9.0% failure rate, the 1962 Twenty One is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1962 Triumph Twenty One, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle brakes: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm). With relatively low average mileage of 17,463 miles, many of these vehicles are still in good mechanical condition.
Motorcycle brakes — 2.6% of failures
Motorcycle brakes issues account for 2.6% of MOT failures on 1962 Triumph Twenty One models. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs: £150–400. Pre-MOT check: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm).
Motorcycle steering — 2.6% of failures
Motorcycle steering issues account for 2.6% of MOT failures on 1962 Triumph Twenty One models. Steering failures include excessive play in the steering wheel, leaking power steering fluid, worn track rod ends, and damaged steering rack. These affect vehicle control and are closely related to suspension wear. Typical repair costs: £150–600. Pre-MOT check: Check for excessive steering wheel play (more than a few inches of free movement). Listen for whining from the power steering pump. Look for fluid leaks under the car near the front wheels.
Motorcycle structure and attachments — 2.6% of failures
Motorcycle structure and attachments issues account for 2.6% of MOT failures on 1962 Triumph Twenty One models. Motorcycle structure and attachments issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.