1979 Yamaha Rd250 MOT Pass Rate
Pass rate for Rd250 models manufactured in 1979, based on 505 real MOT test results.
Data from official DVSA MOT testing records
This page shows all Rd250 cars tested in 1979. Want to see how cars built in 1979 hold up over time?
View 1979 Yamaha Rd250 vintage page → (87.5% current pass rate)1979 Yamaha Rd250 MOT Analysis
The 1979 Yamaha Rd250 has an MOT pass rate of 85.9% based on 505 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 22,459 miles on the odometer. With a 14.1% failure rate, the 1979 Rd250 is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1979 Yamaha Rd250 is Motorcycle structure and attachments, responsible for 0.4% 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 0.2%. Motorcycle steering follows at 0.2%.
Top failures specific to 1979 models only. The overall Rd250 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 Structure And Attachments | 0.4% | 2 |
| 2 | Motorcycle Brakes | 0.2% | 1 |
| 3 | Motorcycle Steering | 0.2% | 1 |
Failures per 10,000 Miles
avg. 22,459 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 structure and attachments | 0.18 | 0.4% | 2 |
| Motorcycle brakes | 0.09 | 0.2% | 1 |
| Motorcycle steering | 0.09 | 0.2% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1979 Yamaha Rd250 has an MOT pass rate of 85.9% based on 505 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 22,459 miles on the odometer. With a 14.1% failure rate, the 1979 Rd250 is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1979 Yamaha Rd250, 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 22,459 miles, many of these vehicles are still in good mechanical condition.
Motorcycle structure and attachments — 0.4% of failures
Motorcycle structure and attachments issues account for 0.4% of MOT failures on 1979 Yamaha Rd250 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 — 0.2% of failures
Motorcycle brakes issues account for 0.2% of MOT failures on 1979 Yamaha Rd250 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 — 0.2% of failures
Motorcycle steering issues account for 0.2% of MOT failures on 1979 Yamaha Rd250 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.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.