Triumph Rocket Iii
MotorcycleFrom 1,289 MOT tests. Above average for its class.
Common MOT failure categories
Pass rate by registration year
What goes wrong?
The most common MOT failure reasons are tyre tread depth not in accordance with the requirements, a stop lamp(s) does not illuminate by the operation of both brake controls or remains on when the brakes are released and a shock absorber not functioning or leaking severely. The top issue, tyre tread depth not in accordance with the requirements, caused 7 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.
| tyre tread depth not in accordance with the requirements | 7 |
| a stop lamp(s) does not illuminate by the operation of both brake controls or remains on when the brakes are released | 6 |
| a shock absorber not functioning or leaking severely | 5 |
| the aim of a headlamp is not within limits laid down in the requirements | 5 |
| a rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps | 5 |
| brake lining or pad worn below 1.0mm | 3 |
| audible warning not working | 3 |
| a headlamp missing, inoperative or more than ½ not functioning in the case of led | 3 |
| number plate does not conform to the specified requirements | 3 |
| a lamp missing or inoperative | 2 |
By registration year
| Year | Pass rate | Top failures |
|---|---|---|
| 2010 | 92.4% | stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, an exhaust silencer marked ‘not for road use’, ‘track use only’ or similar words |
| 2009 | 95.1% | exhaust system leaking or insecure, number plate does not conform to the specified requirements |
| 2008 | 89.7% | a rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps, a tyre not fitted in accordance with the direction of rotation marked on the side wall |
| 2007 | 90.1% | a shock absorber not functioning or leaking severely, the aim of a headlamp is not within limits laid down in the requirements |
3 earlier years
| 2006 | 94.4% | tyre tread depth not in accordance with the requirements, a brake lining or pad contaminated with oil, grease etc |
| 2005 | 91.9% | audible warning not working, the aim of a headlamp is not within limits laid down in the requirements |
| 2004 | 92.8% | a rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps, a stop lamp(s) does not illuminate by the operation of both brake controls or remains on when the brakes are released |
Typical mileage
Half of all Rocket Iiis tested had between 11,834 and 32,199 miles on the clock. Relatively low mileage overall. Many are still fairly young.
At 21,672 median miles, the Rocket Iii has 0.035 failures per 10,000 miles driven.
Other Triumph models
| Triumph Bonneville | 90.9% |
| Triumph Tiger | 91.6% |
| Triumph Sprint | 87.1% |
| Triumph Daytona | 85.9% |
| Triumph Speed Triple | 88.7% |
Common questions
What is the Triumph Rocket Iii MOT pass rate?
The Triumph Rocket Iii has a 92.4% MOT pass rate based on 1,289 real MOT tests. This is above the national average.
What are common MOT failures on a Triumph Rocket Iii?
The most common MOT failure on the Triumph Rocket Iii is tyre tread depth not in accordance with the requirements, which caused 7 failures. Other common issues include a stop lamp(s) does not illuminate by the operation of both brake controls or remains on when the brakes are released.
What is the typical mileage of a Triumph Rocket Iii at MOT?
The median mileage at MOT for a Triumph Rocket Iii is 21,672 miles. The middle 50% of vehicles tested have between 11,834 and 32,199 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.