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MOT reliability

Triumph Rocket iii

1,560 vehicles · 18,927 completed MOT tests analysed
90%
MOT pass rate

Based on 1,560 Triumph Rocket iii vehicles and 18,927 completed MOT tests, the Triumph Rocket iii has an overall 90% pass rate, with an average recorded mileage of 22,942 miles.

1,560
Vehicles
18,927
MOT tests
1,256
Avg miles / year
0.5
Faults per test
2%
Dangerous-fault share

Triumph Rocket iii problem areas

Where faults occur most across all Triumph Rocket iii MOT tests:

  • Other54%
  • Brakes21%
  • Tyres, wheels & suspension13%
  • Seatbelts & equipment9%
  • Lamps & electrical8%
  • Emissions & nuisance8%
  • Steering2%
  • Body & structure1%

Triumph Rocket iii pass rate by age

How the Triumph Rocket iii's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)TestsPass rate
1978%
22696%
31,43988%
41,42889%
51,40189%
61,35488%
71,28891%
81,24391%
91,16391%
101,18989%
111,12490%
121,12489%
131,09090%
141,01891%
1594790%
1676689%
1767790%
1855090%
1947391%
2034591%

Fuel types: Petrol (1,557), Diesel (3)

Most common Triumph Rocket iii MOT faults

These are the faults and advisories recorded most often across Triumph Rocket iii MOT tests:

  1. Exhaust noisy (7.1.2) (571 times)
  2. Exhaust noisy (8.1.1 (a)) (555 times)
  3. Rear Tyre worn close to the legal limit (4.1.3(ii)) (537 times)
  4. Front Tyre worn close to the legal limit (4.1.3(ii)) (505 times)
  5. Rear Brake pad(s) close to minimum limit (3.2.A1f(i)) (410 times)
  6. Rear Brake pad(s) close to minimum limit (1.1.13 (a)) (364 times)
  7. Front Tyre worn close to the legal limit (5.2.3 (e)) (330 times)
  8. Rear Tyre worn close to the legal limit (5.2.3 (e)) (312 times)
  9. Rear reflector on motorcycle missing (1.4.1) (180 times)
  10. Rear Brake pad(s) close to minimum limit (3.2A1f(ii)) (164 times)
  11. Rear Tyre tread depth is below minimum requirements of 1.0mm (4.1.3(ii)) (161 times)
  12. Front Brake pad(s) close to minimum limit (3.2.A1f(i)) (151 times)
  13. Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d) (149 times)
  14. Front Tyre tread depth is below minimum requirements of 1.0mm (4.1.3(ii)) (127 times)
  15. Rear Brake indicates slight fluctuation of brake effort (1.2.1 (e)) (112 times)

Triumph Rocket iii pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2022 2 8 88% 4,767
2021 2 4 100% 3,140
2020 1 5 100% 8,390
2019 12 50 90% 8,519
2018 1 7 86% 9,250
2017 2 7 100% 16,593
2016 6 35 74% 16,627
2015 1 10 90% 10,527
2014 4 26 100% 13,947
2013 7 44 95% 18,019
2012 36 339 88% 18,190
2011 117 1,233 92% 23,216
2010 189 2,173 91% 20,267
2009 156 1,847 90% 19,658
2008 153 1,765 89% 21,058
2007 179 2,275 89% 22,198
2006 212 2,670 89% 22,318
2005 230 2,994 90% 30,110
2004 247 3,414 88% 24,968
2001 1 13 85% 102,103
1968 1 2 50% 2,495

Triumph Rocket iii reliability FAQ

Across 1,560 Triumph Rocket iii vehicles in our MOT data, 90% pass the MOT (a 10% failure rate), with about 0.5 faults or advisories recorded per test.

The most frequently recorded Triumph Rocket iii MOT issues are: Exhaust noisy (7.1.2); Exhaust noisy (8.1.1 (a)); Rear Tyre worn close to the legal limit (4.1.3(ii)).

The typical Triumph Rocket iii in our data has covered around 22,942 miles.

Compare the Triumph Rocket iii

See how the Triumph Rocket iii stacks up against other Triumph models on MOT reliability:

Rocket iii vs Toledo Rocket iii vs Unknown Rocket iii vs 2000 Rocket iii vs 1500

Check a specific Triumph Rocket iii

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

See all Triumph models · Learn about common MOT failures · what an MOT checks