MOT reliability
Triumph Twenty one 350
2 vehicles · 12 completed MOT tests analysed
83%
MOT pass rate
Based on 2 Triumph Twenty one 350 vehicles and 12 completed MOT tests, the Triumph Twenty one 350 has an overall 83% pass rate, with an average recorded mileage of 35,003 miles.
2
Vehicles
12
MOT tests
45
Avg miles / year
0.7
Faults per test
0%
Dangerous-fault share
Triumph Twenty one 350 problem areas
Where faults occur most across all Triumph Twenty one 350 MOT tests:
-
Other100%
-
Brakes12%
Fuel types: Petrol (2)
Most common Triumph Twenty one 350 MOT faults
These are the faults and advisories recorded most often across Triumph Twenty one 350 MOT tests:
- Drive chain worn but not considered excessive (6.2.1e) (2 times)
- Rear suspension bush has slight free play (2.4.A2a(i)) (2 times)
- Headlamp at least one does not illuminate on dipped beam (1.2.2a(i)) (1 times)
- Headlamp at least one does not illuminate on main beam (1.2.2a(ii)) (1 times)
- Rear position lamp does not illuminate immediately when it is switched on (1.1.3a) (1 times)
- Rear reflector on motorcycle missing (1.4.1) (1 times)
- Rear suspension bearing has slight free play (2.4.A2a(i)) (1 times)
Triumph Twenty one 350 pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 1958 | 2 | 12 | 83% | 35,003 |
Triumph Twenty one 350 reliability FAQ
Across 2 Triumph Twenty one 350 vehicles in our MOT data,
83% pass the MOT (a 17% failure rate), with about
0.7 faults or advisories recorded per test.
The most frequently recorded Triumph Twenty one 350 MOT issues are:
Drive chain worn but not considered excessive (6.2.1e); Rear suspension bush has slight free play (2.4.A2a(i)); Headlamp at least one does not illuminate on dipped beam (1.2.2a(i)).
The typical Triumph Twenty one 350 in our data has covered around
35,003 miles.
Compare the Triumph Twenty one 350
See how the Triumph Twenty one 350 stacks up against other Triumph models on MOT reliability:
Check a specific Triumph Twenty one 350
Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.
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