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1997 Triumph T309 Trophy MOT Pass Rate

Pass rate for T309 Trophy models manufactured in 1997, based on 40 real MOT test results.

80.0%
Pass Rate
20.0%
Fail Rate
40
Total Tests
31,043
Avg Mileage

Data from official DVSA MOT testing records

1997 Triumph T309 Trophy MOT Analysis

The 1997 Triumph T309 Trophy has an MOT pass rate of 80.0% based on 40 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 31,043 miles on the odometer. With a 20.0% failure rate, the 1997 T309 Trophy is rated as "Excellent" for MOT reliability.

The leading cause of MOT failure for the 1997 Triumph T309 Trophy is Motorcycle structure and attachments, responsible for 5.0% of failures. 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 range from £100–400. Motorcycle brakes is the second most common issue at 2.5%.

⚠ Based on limited data (40 tests)

Top failures specific to 1997 models only. The overall T309 Trophy page may show different rankings.

What Fails Most

Motorcycle structure and attachments 5.0%
Motorcycle brakes 2.5%

What Fails on This Car?

Click a category to see specific failure items.

View as table
MOT failure categories ranked by failure rate
RankFailure CategoryRate (%)Count
1Motorcycle Structure And Attachments5.0%2
2Motorcycle Brakes2.5%1

Failures per 10,000 Miles

avg. 31,043 mi

For 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.

Motorcycle structure and attachments1.61% per 10K miMotorcycle brakes0.81% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Motorcycle structure and attachments1.615.0%2
Motorcycle brakes0.812.5%1

Mileage Statistics

31,043
Mean
33,594
Median
22,463
25th Percentile
44,172
75th Percentile
6.44% failures per 10K miles

Mileage-adjusted failure rate — accounts for how much this model year is typically driven.

About This Data

The 1997 Triumph T309 Trophy has an MOT pass rate of 80.0% based on 40 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 31,043 miles on the odometer. With a 20.0% failure rate, the 1997 T309 Trophy is rated as "Excellent" for MOT reliability.

If you own or are considering buying a 1997 Triumph T309 Trophy, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle structure and attachments: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights. With relatively low average mileage of 31,043 miles, many of these vehicles are still in good mechanical condition.

Motorcycle structure and attachments — 5.0% of failures

Motorcycle structure and attachments issues account for 5.0% of MOT failures on 1997 Triumph T309 Trophy 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.

Motorcycle brakes — 2.5% of failures

Motorcycle brakes issues account for 2.5% of MOT failures on 1997 Triumph T309 Trophy 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).

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.

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