Yamaha Xt 660 X
MotorcycleFrom 403 MOT tests. Above average for its class.
Common MOT failure categories
What goes wrong?
The most common MOT failure reasons are a transmission belt, chain, sprocket or pulley excessively loose or worn, a lamp missing or inoperative and the aim of a headlamp is not within limits laid down in the requirements. The top issue, a transmission belt, chain, sprocket or pulley excessively loose or worn, caused 6 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 | 6 |
| a lamp missing or inoperative | 5 |
| the aim of a headlamp is not within limits laid down in the requirements | 4 |
| a shock absorber not functioning or leaking severely | 4 |
| excessive fluctuation in brake effort through each wheel revolution | 3 |
| reflector missing or reflecting white to the rear | 3 |
| tyre tread depth not in accordance with the requirements | 2 |
| brake lining or pad worn below 1.0mm | 2 |
| a lamp not securely attached | 2 |
| a wheel bearing with excessive play | 2 |
How serious are these failures?
Not all MOT failures are equal. Only 15.2% of Xt 660 X 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 £68.
Typical mileage
Half of all Xt 660 Xs tested had between 10,536 and 27,519 miles on the clock. Relatively low mileage overall. Many are still fairly young.
At 17,379 median miles, the Xt 660 X has 0.091 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 Xt 660 X MOT pass rate?
The Yamaha Xt 660 X has a 84.1% MOT pass rate based on 403 real MOT tests. This is above the national average.
What are common MOT failures on a Yamaha Xt 660 X?
The most common MOT failure on the Yamaha Xt 660 X is a transmission belt, chain, sprocket or pulley excessively loose or worn, which caused 6 failures. Other common issues include a lamp missing or inoperative.
What is the typical mileage of a Yamaha Xt 660 X at MOT?
The median mileage at MOT for a Yamaha Xt 660 X is 17,379 miles. The middle 50% of vehicles tested have between 10,536 and 27,519 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.