Triumph

Triumph Street — Reliability by Year

5,683 vehicles · MOT data 2017–2021 · first-test pass rates

This page shows MOT first-test pass rates for each year the Triumph Street was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

Best pass rate year
2021
94.7% pass rate · 117 vehicles
Lowest pass rate year
2017
93.3% pass rate · 1,957 vehicles
Year Pass rate Avg mileage Vehicles
2021
94.7%
4,207 mi 117
2020
94.6%
4,465 mi 279
2019
93.8%
5,834 mi 1,436
2018
93.3%
6,462 mi 1,894
2017
93.3%
7,411 mi 1,957

Which year Triumph Street is most reliable?

MOT pass rate by year of manufacture — averaged across each vehicle's lifetime of tests.

Tests range from an average of 4,207 miles (newest year) to 7,411 miles (oldest year). Older years naturally accumulate more tests at higher mileages — see the mileage-normalised breakdown →

Trying to decide which year to buy?

We've done the full analysis — which years to look for, which to avoid, and where to find the best value for reliability on a Triumph Street.

See the buying guide →

All Triumph models

Check any UK registration — free MOT history and risk insights.