Ktm 125 Duke 21
MotorcycleFrom 734 MOT tests. Above average for its class.
Common MOT failure categories
What goes wrong?
The most common MOT failure reasons are reflector missing or reflecting white to the rear, a transmission belt, chain, sprocket or pulley excessively loose or worn and significant brake effort recorded with no brake applied indicating a binding brake. The top issue, reflector missing or reflecting white to the rear, caused 29 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.
| reflector missing or reflecting white to the rear | 29 |
| a transmission belt, chain, sprocket or pulley excessively loose or worn | 12 |
| significant brake effort recorded with no brake applied indicating a binding brake | 11 |
| tyre tread depth not in accordance with the requirements | 11 |
| a stop lamp(s) does not illuminate by the operation of both brake controls or remains on when the brakes are released | 9 |
| stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning | 9 |
| brake lining or pad worn below 1.0mm | 9 |
| a footrest missing or insecure | 9 |
| the aim of a headlamp is not within limits laid down in the requirements | 8 |
| a rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps | 8 |
How serious are these failures?
Not all MOT failures are equal. Only 17.4% of 125 Duke 21 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 £53.
By registration year
| Year | Pass rate | Top failures |
|---|---|---|
| 2021 | 79.2% | reflector missing or reflecting white to the rear, a transmission belt, chain, sprocket or pulley excessively loose or worn |
Typical mileage
Half of all 125 Duke 21s tested had between 3,819 and 11,632 miles on the clock. Relatively low mileage overall. Many are still fairly young.
At 7,323 median miles, the 125 Duke 21 has 0.283 failures per 10,000 miles driven.
Other Ktm models
| Ktm 125 | 76.5% |
| Ktm 1290 | 91.6% |
| Ktm Unclassified | 82.4% |
| Ktm 690 | 85.5% |
Common questions
What is the Ktm 125 Duke 21 MOT pass rate?
The Ktm 125 Duke 21 has a 79.3% MOT pass rate based on 734 real MOT tests. This is above the national average.
What are common MOT failures on a Ktm 125 Duke 21?
The most common MOT failure on the Ktm 125 Duke 21 is reflector missing or reflecting white to the rear, which caused 29 failures. Other common issues include a transmission belt, chain, sprocket or pulley excessively loose or worn.
What is the typical mileage of a Ktm 125 Duke 21 at MOT?
The median mileage at MOT for a Ktm 125 Duke 21 is 7,323 miles. The middle 50% of vehicles tested have between 3,819 and 11,632 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.