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MOT reliability

Triumph Bobber

14 vehicles · 70 completed MOT tests analysed
91%
MOT pass rate

Based on 14 Triumph Bobber vehicles and 70 completed MOT tests, the Triumph Bobber has an overall 91% pass rate, with an average recorded mileage of 8,166 miles.

14
Vehicles
70
MOT tests
796
Avg miles / year
0.4
Faults per test
0%
Dangerous-fault share

Triumph Bobber problem areas

Where faults occur most across all Triumph Bobber MOT tests:

  • Other57%
  • Emissions & nuisance30%
  • Tyres, wheels & suspension13%
  • Seatbelts & equipment13%
  • Brakes7%
  • Steering7%
  • Lamps & electrical3%

Triumph Bobber pass rate by age

Age (years)TestsPass rate
311100%
4989%
511100%
61182%
710100%
85100%
91100%

Fuel types: Petrol (14)

Most common Triumph Bobber MOT faults

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

  1. Exhaust noisy (8.1.1 (a)) (9 times)
  2. Exhaust noisy (7.1.2) (4 times)
  3. COVID-19 6 MONTH EXTENSION (2 times)
  4. Front Tyre worn close to the legal limit (5.2.3 (e)) (2 times)
  5. Chain guard missing (2 times)
  6. front mudguard missing (2 times)
  7. No front mudgard fitted. (2 times)
  8. No chain guard fitted (2 times)
  9. No front mud guard fitted (2 times)
  10. Direction indicator flashing more than 120 times a minute (4.4.4 (a)) (1 times)
  11. Rear Brake pad(s) less than 1.0 mm thick (1.1.13 (a)) (1 times)
  12. Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) (1 times)
  13. Rear Tyre worn close to the legal limit (5.2.3 (e)) (1 times)
  14. Steering headbearing has slight free play (2.2.2 (f) (i)) (1 times)
  15. Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) (1 times)

Triumph Bobber pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2021 1 3 100% 8,343
2019 1 2 100% 1,423
2018 6 33 91% 6,875
2017 4 20 100% 15,228
1978 1 1 100% 8,355
1960 1 11 73%

Triumph Bobber reliability FAQ

Across 14 Triumph Bobber vehicles in our MOT data, 91% pass the MOT (a 9% failure rate), with about 0.4 faults or advisories recorded per test.

The most frequently recorded Triumph Bobber MOT issues are: Exhaust noisy (8.1.1 (a)); Exhaust noisy (7.1.2); COVID-19 6 MONTH EXTENSION.

The typical Triumph Bobber in our data has covered around 8,166 miles.

Compare the Triumph Bobber

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


Check a specific Triumph Bobber

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