1971 Triumph T R 6 MOT Pass Rate
Pass rate for T R 6 models manufactured in 1971, based on 42 real MOT test results.
Data from official DVSA MOT testing records
1971 Triumph T R 6 MOT Analysis
The 1971 Triumph T R 6 has an MOT pass rate of 73.8% based on 42 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 53,906 miles on the odometer. With a 26.2% failure rate, the 1971 T R 6 is rated as "Very Good" for MOT reliability.
The leading cause of MOT failure for the 1971 Triumph T R 6 is Seat belts and supplementary restraint systems, responsible for 2.4% of failures. Seat belt failures include frayed or cut webbing, faulty retractors, buckles that don't latch properly, and missing or damaged anchorages. All fitted seat belts must be functional. Typical repair costs range from £50–200 per belt.
Top failures specific to 1971 models only. The overall T R 6 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 | Seat Belts And Supplementary Restraint Systems | 2.4% | 1 |
Failures per 10,000 Miles
avg. 53,906 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.
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| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Seat Belts | 0.44 | 2.4% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1971 Triumph T R 6 has an MOT pass rate of 73.8% based on 42 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 53,906 miles on the odometer. With a 26.2% failure rate, the 1971 T R 6 is rated as "Very Good" for MOT reliability.
If you own or are considering buying a 1971 Triumph T R 6, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to seat belts and supplementary restraint systems: Pull each seat belt fully out and check for fraying, cuts, or fading. Ensure each belt retracts smoothly and the buckle clicks securely. Check the pre-tensioner warning light on the dashboard. At 53,906 average miles, these vehicles are in the mid-range where component wear starts to become a factor.
Seat belts and supplementary restraint systems — 2.4% of failures
Seat belts and supplementary restraint systems issues account for 2.4% of MOT failures on 1971 Triumph T R 6 models. Seat belt failures include frayed or cut webbing, faulty retractors, buckles that don't latch properly, and missing or damaged anchorages. All fitted seat belts must be functional. Typical repair costs: £50–200 per belt. Pre-MOT check: Pull each seat belt fully out and check for fraying, cuts, or fading. Ensure each belt retracts smoothly and the buckle clicks securely. Check the pre-tensioner warning light on the dashboard.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.