2021 Yamaha R125 (yzf 125-a) MOT Pass Rate
Pass rate for R125 (yzf 125-a) models manufactured in 2021, based on 48 real MOT test results.
Data from official DVSA MOT testing records
This page shows all R125 (yzf 125-a) cars tested in 2021. Want to see how cars built in 2021 hold up over time?
View 2021 Yamaha R125 (yzf 125-a) vintage page → (85.1% current pass rate)2021 Yamaha R125 (yzf 125-a) MOT Analysis
The 2021 Yamaha R125 (yzf 125-a) has an MOT pass rate of 85.4% based on 48 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 8,206 miles on the odometer. With a 14.6% failure rate, the 2021 R125 (yzf 125-a) is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 2021 Yamaha R125 (yzf 125-a) is Motorcycle lamps and reflectors, responsible for 14.6% of failures. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs range from £5–50. Motorcycle structure and attachments is the second most common issue at 14.6%. Motorcycle brakes follows at 10.4%.
Top failures specific to 2021 models only. The overall R125 (yzf 125-a) 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 Lamps And Reflectors | 14.6% | 7 |
| 2 | Motorcycle Structure And Attachments | 14.6% | 7 |
| 3 | Motorcycle Brakes | 10.4% | 5 |
| 4 | Motorcycle Tyres | 8.3% | 4 |
| 5 | Motorcycle Steering | 4.2% | 2 |
| 6 | Motorcycle Suspension | 4.2% | 2 |
Failures per 10,000 Miles
avg. 8,206 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 lamps and reflectors | 17.77 | 14.6% | 7 |
| Motorcycle structure and attachments | 17.77 | 14.6% | 7 |
| Motorcycle brakes | 12.69 | 10.4% | 5 |
| Motorcycle tyres | 10.16 | 8.3% | 4 |
| Motorcycle steering | 5.08 | 4.2% | 2 |
| Motorcycle suspension | 5.08 | 4.2% | 2 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 2021 Yamaha R125 (yzf 125-a) has an MOT pass rate of 85.4% based on 48 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 8,206 miles on the odometer. With a 14.6% failure rate, the 2021 R125 (yzf 125-a) is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 2021 Yamaha R125 (yzf 125-a), you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle lamps and reflectors: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test. With relatively low average mileage of 8,206 miles, many of these vehicles are still in good mechanical condition.
Motorcycle lamps and reflectors — 14.6% of failures
Motorcycle lamps and reflectors issues account for 14.6% of MOT failures on 2021 Yamaha R125 (yzf 125-a) models. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs: £5–50. Pre-MOT check: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test.
Motorcycle structure and attachments — 14.6% of failures
Motorcycle structure and attachments issues account for 14.6% of MOT failures on 2021 Yamaha R125 (yzf 125-a) 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 — 10.4% of failures
Motorcycle brakes issues account for 10.4% of MOT failures on 2021 Yamaha R125 (yzf 125-a) 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.