MOT reliability

Triumph Speed four

Q: Is the Triumph Speed four reliable?

Across 864 Triumph Speed four vehicles in our MOT data, 84% pass the MOT (a 16% failure rate), with about 0.7 faults or advisories recorded per test.

864 vehicles · 10,336 completed MOT tests analysed

84%

MOT pass rate

Based on 864 Triumph Speed four vehicles and 10,336 completed MOT tests, the Triumph Speed four has an overall 84% pass rate, with an average recorded mileage of 25,254 miles.

864

Vehicles

10,336

MOT tests

1,322

Avg miles / year

0.7

Faults per test

Dangerous-fault share

Triumph Speed four problem areas

Where faults occur most across all Triumph Speed four MOT tests:

Other70%
Brakes13%
Tyres, wheels & suspension9%
Lamps & electrical7%
Steering6%
Body & structure5%
Seatbelts & equipment4%
Emissions & nuisance3%

Triumph Speed four pass rate by age

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

Age (years)	Tests	Pass rate
1	1	100%
2	17	82%
3	732	88%
4	786	86%
5	775	84%
6	734	84%
7	687	85%
8	693	84%
9	650	83%
10	620	84%
11	584	84%
12	564	84%
13	530	83%
14	441	83%
15	461	83%
16	391	80%
17	400	82%
18	337	85%
19	339	85%
20	241	84%

Fuel types: Petrol (859), Other (4), Diesel (1)

Most common Triumph Speed four MOT faults

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

Rear Tyre worn close to the legal limit (4.1.3(ii)) (432 times)
Front Tyre worn close to the legal limit (4.1.3(ii)) (362 times)
Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d) (259 times)
Drive chain slightly loose (6.2.1d) (222 times)
Exhaust noisy (7.1.2) (205 times)
Exhaust noisy (8.1.1 (a)) (158 times)
Rear Tyre worn close to the legal limit (5.2.3 (e)) (149 times)
Rear Brake pad(s) close to minimum limit (3.2.A1f(i)) (148 times)
Front Tyre worn close to the legal limit (5.2.3 (e)) (127 times)
Drive chain worn but not considered excessive (6.2.1e) (123 times)
Front Brake pad(s) close to minimum limit (3.2.A1f(i)) (121 times)
Drive chain slightly loose (6.1.7 (c) (i)) (117 times)
Front Brake indicates slight fluctuation of brake effort (1.2.1 (e)) (114 times)
Rear Tyre tread depth is below minimum requirements of 1.0mm (4.1.3(ii)) (112 times)
Front Tyre tread depth is below minimum requirements of 1.0mm (4.1.3(ii)) (83 times)

Triumph Speed four pass rate by registration year

Year	Vehicles	Tests	Pass rate	Avg mileage
2015	1	1	100%	—
2010	1	8	100%	7,724
2007	11	139	87%	20,269
2006	276	3,435	85%	22,903
2005	78	925	84%	26,642
2004	182	2,385	83%	22,162
2003	216	2,832	84%	26,953
2002	46	577	83%	41,798
1991	1	14	79%	70,409

Triumph Speed four reliability FAQ

Across 864 Triumph Speed four vehicles in our MOT data, 84% pass the MOT (a 16% failure rate), with about 0.7 faults or advisories recorded per test.

The most frequently recorded Triumph Speed four MOT issues are: Rear Tyre worn close to the legal limit (4.1.3(ii)); Front Tyre worn close to the legal limit (4.1.3(ii)); Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d).

The typical Triumph Speed four in our data has covered around 25,254 miles.

Compare the Triumph Speed four

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

Speed four vs Toledo Speed four vs Unknown Speed four vs 2000 Speed four vs 1500

Check a specific Triumph Speed four

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