BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ TRIUMPH/STREET TRIPLE RS
Model report · 2005–2025

TRIUMPH STREET TRIPLE RS

765cc Petrol Class 2
91.9%
first-time pass rate
3.4%
failed outright
5,508
median miles at test
2,966
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2022–2025

The STREET TRIPLE RS's first-time pass rate has risen 6.4 points since 2022, 86.3% to 92.7%.

85%90%94%2022: 86.3% pass (139 tests)2023: 91.2% pass (614 tests)2024: 92.0% pass (861 tests)2025: 92.7% pass (1,304 tests)20222025

Pass rate by mileage

how the STREET TRIPLE RS's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage STREET TRIPLE RS passes first time 93.3% of the time; by 20k that's 82.4%.

80%88%95%0k: 93.3% pass (2,446 tests)10k: 86.0% pass (451 tests)20k: 82.4% pass (51 tests)0k10k20k

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 STREET TRIPLE RS

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lamps and reflectors
53 31.5 0.9×
brakes
32 19 0.2×
tyres
28 16.7 1.2×
structure and attachments
19 11.3 0.8×
Identification of the vehicle
16 9.5 2.3×
steering
7 4.2 0.6×
suspension
6 3.6 0.3×
audible warning (Horn)
5 3 0.9×
wheels
2 1.2 1.1×

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 STREET TRIPLE RS beats 4 of its 4 closest rivals (TRIUMPH STREET TRIPLE, HONDA CB600 HORNET, TRIUMPH TRIDENT).

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 STREET TRIPLE RS.

Pass rate by registration year

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

Best year to buy used: 2022 (93.8% pass). Weakest: 2019 (90.0%).

89%92%95%2017: 91.3% pass (103 tests)2019: 90.0% pass (409 tests)2020: 92.2% pass (1,251 tests)2021: 91.9% pass (800 tests)2022: 93.8% pass (354 tests)201720202022

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 STREET TRIPLE RS FAQ

answers computed from the data above · terms in the glossary

Is the TRIUMPH STREET TRIPLE RS reliable?

The TRIUMPH STREET TRIPLE RS is more reliable than average for its class: 91.9% of its 2,966 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #489 of 5426 models.

What does a STREET TRIPLE RS fail its MOT on most?

lamps and reflectors — 32% of all defects recorded against failed STREET TRIPLE RS tests.

What is the best year of STREET TRIPLE RS to buy used?

By first-time pass rate, 2022-registered examples do best (93.8%) and 2019 worst (90.0%). Condition and history still trump the year.

How many miles will a STREET TRIPLE RS last?

The median STREET TRIPLE RS shows 5,508 miles at test, and examples around 20k miles still pass 82.4% of the time — mileage alone rarely kills one.