1975 Yamaha Dt250 MOT Pass Rate
Pass rate for Dt250 models manufactured in 1975, based on 31 real MOT test results.
Data from official DVSA MOT testing records
1975 Yamaha Dt250 MOT Analysis
The 1975 Yamaha Dt250 has an MOT pass rate of 83.9% based on 31 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 14,380 miles on the odometer. With a 16.1% failure rate, the 1975 Dt250 is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1975 Yamaha Dt250 is Motorcycle lighting and signalling, responsible for 6.5% of failures. Motorcycle lighting and signalling 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 body and structure is the second most common issue at 3.2%. Motorcycle fuel and exhaust follows at 3.2%.
Top failures specific to 1975 models only. The overall Dt250 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 Lighting And Signalling | 6.5% | 2 |
| 2 | Motorcycle Body And Structure | 3.2% | 1 |
| 3 | Motorcycle Fuel And Exhaust | 3.2% | 1 |
| 4 | Motorcycle Tyres And Wheels | 3.2% | 1 |
Failures per 10,000 Miles
avg. 14,380 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 |
|---|---|---|---|
| Motorcycle lighting and signalling | 4.49 | 6.5% | 2 |
| Motorcycle body and structure | 2.24 | 3.2% | 1 |
| Motorcycle fuel and exhaust | 2.24 | 3.2% | 1 |
| Motorcycle tyres and wheels | 2.24 | 3.2% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1975 Yamaha Dt250 has an MOT pass rate of 83.9% based on 31 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 14,380 miles on the odometer. With a 16.1% failure rate, the 1975 Dt250 is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1975 Yamaha Dt250, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle lighting and signalling: 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 14,380 miles, many of these vehicles are still in good mechanical condition.
Motorcycle lighting and signalling — 6.5% of failures
Motorcycle lighting and signalling issues account for 6.5% of MOT failures on 1975 Yamaha Dt250 models. Motorcycle lighting and signalling 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 body and structure — 3.2% of failures
Motorcycle body and structure issues account for 3.2% of MOT failures on 1975 Yamaha Dt250 models. Body and structure failures include excessive corrosion, sharp edges, loose panels, and damage to the vehicle frame. Rust is the primary concern, especially on older vehicles or those exposed to road salt. Typical repair costs: £100–500+. Pre-MOT check: Inspect sills, wheel arches, door bottoms, and the chassis for rust. Surface rust is acceptable but structural corrosion or holes will fail. Check that all doors, bonnet, and boot close securely.
Motorcycle fuel and exhaust — 3.2% of failures
Motorcycle fuel and exhaust issues account for 3.2% of MOT failures on 1975 Yamaha Dt250 models. Motorcycle fuel and exhaust 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.