Triumph Street Triple R Reliability, MOT Pass Rate & Common Faults
Free Triumph Street Triple R car check
Is the Triumph Street Triple R reliable? We analysed 25,519 real MOT tests across 2,821 vehicles to find out.
Got a specific Triumph Street Triple R? Enter the reg for a free check:
The Triumph Street Triple R is above average for reliability based on real UK MOT data. Common problems include tyre tread depth is below minimum requirements of 1.0mm, brake pad(s) less than 1.5 mm thick and horn not working. Here's everything you need to know before buying a used Triumph Street Triple R.
Triumph Street Triple R Number Plates
Number plates registered to a Triumph Street Triple R. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Triumph Street Triple R MOT Pass Rate by Year
How likely is a Triumph Street Triple R to pass its MOT? Here's the pass rate for each registration year, newest first.
Triumph Street Triple R Problems — What Goes Wrong?
The most common reasons a Triumph Street Triple R fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Triumph Street Triple R Common Faults & Problems
These are the most common serious faults found on Triumph Street Triple R models during MOT testing — flagged as dangerous or major failures that need immediate attention.
Triumph Street Triple R Mileage — What's Normal?
How many miles does a typical Triumph Street Triple R owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Triumph Street Triple R MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Triumph Street Triple R year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2023 | 89 | 97.8% | 2,725 | 4,345 | 6,226 |
| 2022 | 77 | 93.5% | 3,000 | 4,539 | 7,814 |
| 2021 | 325 | 90.2% | 3,454 | 5,131 | 7,920 |
| 2020 | 192 | 96.4% | 3,646 | 5,801 | 9,168 |
| 2016 | 129 | 88.4% | 3,017 | 5,915 | 11,424 |
| 2015 | 111 | 89.2% | 7,144 | 10,379 | 14,855 |
| 2014 | 159 | 89.9% | 6,112 | 9,863 | 16,856 |
| 2013 | 1,742 | 87.8% | 6,758 | 10,939 | 17,219 |
| 2012 | 5,470 | 89.6% | 6,100 | 10,320 | 16,078 |
| 2011 | 4,225 | 89.9% | 6,252 | 10,459 | 16,494 |
| 2010 | 6,440 | 88.6% | 6,601 | 11,629 | 18,390 |
| 2009 | 5,619 | 88.3% | 7,386 | 12,283 | 19,038 |
| 2008 | 608 | 90.3% | 8,528 | 12,832 | 17,996 |
How Long Does a Triumph Street Triple R Last?
Based on 2,821 Triumph Street Triple R vehicles on UK roads.
Triumph Street Triple R Mileage Distribution
Total mileage recorded across all Triumph Street Triple R MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
Best Year to Buy a Used Triumph Street Triple R
Based on MOT pass rates across all registration years with sufficient test data.
97.8% MOT pass rate from 89 tests
87.8% MOT pass rate from 1,742 tests
The best year to buy a used Triumph Street Triple R is 2023, which has the highest MOT pass rate at 97.8% across 89 tests. The 2013 model year has the lowest pass rate at 87.8% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Triumph Street Triple R Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Triumph Street Triple R THIS CAR | 89.1% | 25,519 | 11,017 mi | 18 yrs |
| Triumph Bonneville | 90.1% | 235,206 | 7,823 mi | 53 yrs |
| Triumph Tiger | 90.6% | 196,853 | 17,026 mi | 32 yrs |
| Triumph Sprint | 87.3% | 158,613 | 21,242 mi | 33 yrs |
| Nissan Juke Tekna + Dig-t S-a | 90.1% | 12,470 | 22,462 mi | — yrs |
Compared to the Triumph Bonneville (90.1% pass rate) and the Triumph Tiger (90.6% pass rate), the Triumph Street Triple R trails behind on MOT reliability.
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Check a specific Triumph Street Triple RShould you buy a used Triumph Street Triple R?
The Triumph Street Triple R has an overall MOT pass rate of 89.1% across 25,519 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
The most common problems on the Triumph Street Triple R are tyre tread depth is below minimum requirements of 1.0mm (118 recorded failures), brake pad(s) less than 1.5 mm thick (80), and horn not working (68). These are the faults most likely to cause an MOT failure on this model, so check for them carefully on any test drive or pre-purchase inspection. Many are wear-and-tear items that can be budgeted for, but a car that's already failing on multiple fronts may signal neglected maintenance.
On the safety side, the most frequently flagged dangerous fault is tyre tread depth is below minimum requirements of 1.0mm. Dangerous faults cause an immediate MOT failure and mean the vehicle is not roadworthy until repaired. If you're viewing a Triumph Street Triple R with an expired or recently passed MOT, ask the seller whether any dangerous faults were found and fixed during the last test.
A typical Triumph Street Triple R owner drives around 772 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
In terms of longevity, most Triumph Street Triple R models stay on UK roads for around 18 years — a strong showing that suggests solid build quality and readily available parts. If you're buying one that's already approaching that window, the data suggests it has plenty of life left provided it's been maintained.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.