TRIUMPH TRIDENT 900

885cc Petrol Class 2

#2893 of 5426 overall #160 of 175 TRIUMPHs #133 of 205 naked bikes

83.3%

first-time pass rate

10.4%

failed outright

29,720

median miles at test

900

MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2006–2022

The TRIDENT 900's first-time pass rate has fallen 4.2 points since 2006, 87.5% to 83.3%.

Pass rate by mileage

how the TRIDENT 900's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage TRIDENT 900 passes first time 100.0% of the time; by 50k that's 68.5%.

First-time pass rate by odometer reading at test, 10,000-mile bands for this model. Mileage is the strongest reliability signal. See the full curve.

What fails on a TRIDENT 900

failure defects by component group · advisories excluded

Component group	Defects	% of defects	vs all bikes
brakes	57	32.4	1.0×
lighting and signalling	41	23.3	0.9×
steering and suspension	30	17	0.9×
tyres and wheels	18	10.2	0.9×
drive system	7	4	0.9×
lamps and reflectors	7	4	0.4×
suspension	6	3.4	0.8×
tyres	4	2.3	0.5×
structure and attachments	4	2.3	0.5×
reg plates and vin	2	1.1	0.4×

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects. "vs all bikes" is how often this model's tests record a defect in the group, as a multiple of the all-bike rate.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the TRIDENT 900 beats 0 of its 4 closest rivals (TRIUMPH SPEED TRIPLE, TRIUMPH STREET TRIPLE, APRILIA TUONO).

TRIUMPH SPEED TRIPLE 85.6% pass · 74.6k tests TRIUMPH STREET TRIPLE 87.7% pass · 37.7k tests APRILIA TUONO 88.4% pass · 34.7k tests TRIUMPH TRIDENT 85.0% pass · 23.9k tests

Rivals share this bike's type and sit within ±30% of its engine capacity, ≥ 5,000 tests. Card colour = better/worse first-time pass rate than the TRIDENT 900.

Pass rate by registration year

how each model-year cohort fares · registration year from first use date

Best year to buy used: 1994 (90.4% pass). Weakest: 1996 (79.9%).

First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.

TRIUMPH TRIDENT 900 FAQ

answers computed from the data above · terms in the glossary

Is the TRIUMPH TRIDENT 900 reliable?

The TRIUMPH TRIDENT 900 is about average for its class: 83.3% of its 900 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #2893 of 5426 models.

What does a TRIDENT 900 fail its MOT on most?

brakes — 32% of all defects recorded against failed TRIDENT 900 tests.

What is the best year of TRIDENT 900 to buy used?

By first-time pass rate, 1994-registered examples do best (90.4%) and 1996 worst (79.9%). Condition and history still trump the year.

How many miles will a TRIDENT 900 last?

The median TRIDENT 900 shows 29,720 miles at test, and examples around 50k miles still pass 68.5% of the time — mileage alone rarely kills one.