Yamaha Ybr 125 Custom
MotorcycleFrom 655 MOT tests. Average for its class.
Common MOT failure categories
Pass rate by registration year
What goes wrong?
The most common MOT failure reasons are a transmission belt, chain, sprocket or pulley excessively loose or worn, a headlamp missing, inoperative or more than ½ not functioning in the case of led and a shock absorber not functioning or leaking severely. The top issue, a transmission belt, chain, sprocket or pulley excessively loose or worn, caused 25 failures in 2024. Checking tread depth (1.6mm legal minimum, 3mm recommended) before your test can save an unnecessary fail. You can check prices at Black Circles if you need replacements. If you need repairs before retesting, sites like BookMyGarage let you compare local prices.
| a transmission belt, chain, sprocket or pulley excessively loose or worn | 25 |
| a headlamp missing, inoperative or more than ½ not functioning in the case of led | 21 |
| a shock absorber not functioning or leaking severely | 19 |
| a transmission belt, chain, sprocket or pulley so loose or worn it is likely to fail | 16 |
| a lamp missing or inoperative | 11 |
| tyre tread depth not in accordance with the requirements | 9 |
| headlamp aim unable to be tested | 9 |
| exhaust system leaking or insecure | 8 |
| steering head bearings excessively stiff, notchy, or with excessive wear or play | 8 |
| significant brake effort recorded with no brake applied indicating a binding brake | 6 |
How serious are these failures?
Not all MOT failures are equal. Only 10.6% of Ybr 125 Custom failures are serious (safety or roadside), below the 44.4% average. When this car fails its MOT, it's more likely to be lights, wipers, or emissions than something dangerous. When it does fail, the average repair bill is around £55.
By registration year
| Year | Pass rate | Top failures |
|---|---|---|
| 2013 | 76.3% | a transmission belt, chain, sprocket or pulley so loose or worn it is likely to fail, a transmission belt, chain, sprocket or pulley excessively loose or worn |
| 2012 | 81.6% | a headlamp missing, inoperative or more than ½ not functioning in the case of led, a transmission belt, chain, sprocket or pulley excessively loose or worn |
| 2010 | 79.2% | a headlamp missing, inoperative or more than ½ not functioning in the case of led, a drive chain horseshoe locking device incorrectly fitted |
Typical mileage
Half of all Ybr 125 Customs tested had between 7,820 and 21,147 miles on the clock. Relatively low mileage overall. Many are still fairly young.
At 14,175 median miles, the Ybr 125 Custom has 0.166 failures per 10,000 miles driven.
Other Yamaha models
| Yamaha Mt | 87.6% |
| Yamaha Gpd125-A Nmax 125 Abs | 80.8% |
| Yamaha Yzf R1 | 87.8% |
| Yamaha Unclassified | 86.6% |
| Yamaha Fzs600 | 83.1% |
Common questions
What is the Yamaha Ybr 125 Custom MOT pass rate?
The Yamaha Ybr 125 Custom has a 76.5% MOT pass rate based on 655 real MOT tests. This is around the national average.
What are common MOT failures on a Yamaha Ybr 125 Custom?
The most common MOT failure on the Yamaha Ybr 125 Custom is a transmission belt, chain, sprocket or pulley excessively loose or worn, which caused 25 failures. Other common issues include a headlamp missing, inoperative or more than ½ not functioning in the case of led.
What is the typical mileage of a Yamaha Ybr 125 Custom at MOT?
The median mileage at MOT for a Yamaha Ybr 125 Custom is 14,175 miles. The middle 50% of vehicles tested have between 7,820 and 21,147 miles.
MOT data from DVSA anonymised test results, 2024 test year. Fleet data from DfT vehicle licensing statistics. Crown copyright, OGL v3.0. MOT pass rates are statistical summaries of test outcomes, not assessments of individual vehicle safety or condition. Always inspect a vehicle and check its full MOT history before purchasing. See terms of use.