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Triumph TT600 Reliability, MOT Pass Rate & Common Faults

Free Triumph TT600 car check

Is the Triumph TT600 reliable? We analysed 17,988 real MOT tests across 1,500 vehicles to find out.

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Data last updated: · Based on 17,988 real MOT tests
MOT Pass Rate
82.9%
Typical Mileage
16,130mi
Annual Mileage
649mi/yr
Est. Lifespan
26yrs

The Triumph TT600 is above average for reliability based on real UK MOT data. Common problems include tyre tread depth is below minimum requirements of 1.0mm, shock absorber seal failed and leaking oil and stop lamp does not illuminate immediately a brake applies. Here's everything you need to know before buying a used Triumph TT600.

Triumph TT600 Number Plates

Number plates registered to a Triumph TT600. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.

Triumph TT600 MOT Pass Rate by Year

How likely is a Triumph TT600 to pass its MOT? Here's the pass rate for each registration year, newest first.

84.3%
2004
83.7%
2003
83.2%
2002
82.3%
2001
82.9%
2000

Triumph TT600 Problems — What Goes Wrong?

The most common reasons a Triumph TT600 fails its MOT, ranked by how often they occur. Check for these problems before you buy.

Tyre tread depth is below minimum requirements of 1.0mm 301
shock absorber seal failed and leaking oil 225
Stop lamp does not illuminate immediately a brake applies 176
Brake pad(s) less than 1.5 mm thick 150
Steering movement excessively 'notchy' with the weight on the lower bearing 95
Steering movement excessively 'notchy' with the wheel raised 85
Drive chain excessively loose 81
position lamp does not illuminate immediately when switched on 79
Brake disc(s) excessively worn 64

Triumph TT600 Mileage — What's Normal?

How many miles does a typical Triumph TT600 owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.

Low usage
193 mi/yr
Typical
649 mi/yr
Average
1,257 mi/yr
Heavy usage
1,622 mi/yr

Triumph TT600 MOT Data by Registration Year

Full breakdown of pass rate and mileage for each year. Use this to compare the Triumph TT600 year you're looking at.

Year Tests Pass Rate Low Mi. Typical Mi. High Mi.
2004 344 84.3% 8,514 14,931 24,728
2003 1,647 83.7% 9,945 15,740 22,477
2002 4,768 83.2% 9,260 15,021 22,555
2001 5,657 82.3% 10,304 15,714 22,674
2000 5,547 82.9% 11,382 17,505 24,986

How Long Does a Triumph TT600 Last?

Based on 1,500 Triumph TT600 vehicles on UK roads.

Average
17.1 years
Median
18.0 years
Estimated max lifespan
26 years

Triumph TT600 Mileage Distribution

Total mileage recorded across all Triumph TT600 MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.

Median
16,130 mi
75th Percentile
23,459 mi
95th Percentile
36,868 mi
Max Recorded
333,021 mi

Best Year to Buy a Used Triumph TT600

Based on MOT pass rates across all registration years with sufficient test data.

Best year
2004

84.3% MOT pass rate from 344 tests

Year to avoid
2001

82.3% MOT pass rate from 5,657 tests

The best year to buy a used Triumph TT600 is 2004, which has the highest MOT pass rate at 84.3% across 344 tests. The 2001 model year has the lowest pass rate at 82.3% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.

How Does the Triumph TT600 Compare?

MOT pass rates compared to similar models. Click any model for the full breakdown.

Model Pass Rate Tests Typical Mileage Lifespan
Triumph TT600 THIS CAR 82.9% 17,988 16,130 mi 26 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
Volkswagen Golf Life Etsi S-a 92.5% 14,041 27,125 mi — yrs

Compared to the Triumph Bonneville (90.1% pass rate) and the Triumph Tiger (90.6% pass rate), the Triumph TT600 trails behind on MOT reliability.

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Should you buy a used Triumph TT600?

The Triumph TT600 has an overall MOT pass rate of 82.9% across 17,988 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 TT600 are tyre tread depth is below minimum requirements of 1.0mm (301 recorded failures), shock absorber seal failed and leaking oil (225), and stop lamp does not illuminate immediately a brake applies (176). 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.

A typical Triumph TT600 owner drives around 649 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 TT600 models stay on UK roads for around 26 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.

Triumph TT600 — Frequently Asked Questions

Is the Triumph TT600 reliable?
Based on 17,988 MOT tests, the Triumph TT600 has a 82.9% pass rate — above the UK average, suggesting good reliability.
What are the common problems on a Triumph TT600?
The most common MOT failures are tyre tread depth is below minimum requirements of 1.0mm, shock absorber seal failed and leaking oil, and stop lamp does not illuminate immediately a brake applies. Check these on any test drive.
How many miles does a Triumph TT600 do per year?
The typical Triumph TT600 does around 649 miles per year. Anything significantly above or below this is worth investigating.
How long does a Triumph TT600 last?
Most Triumph TT600 models stay on UK roads for around 26 years based on our analysis of 1,500 vehicles.
Should I get a vehicle check before buying a Triumph TT600?
Yes. An MOT pass rate tells you about the model in general, but a vehicle history check reveals the specific car's finance, stolen, write-off and mileage history — things the seller may not disclose.
What is the best year to buy a Triumph TT600?
Based on MOT pass rates, the best year to buy a used Triumph TT600 is 2004 with a 84.3% pass rate across 344 tests.