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Triumph Bonneville L MOT Check

MOT pass rates, common failures, and reliability data for the Triumph Bonneville L. Check any Bonneville L by registration number below.

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91.7%

Avg Pass Rate

+1.3%

vs Triumph Avg

1

Year Ranges

Excellent

Reliability

Triumph Bonneville L — MOT Reliability Overview

The Triumph Bonneville L has an average MOT pass rate of 91.7%, which is 1.3 percentage points above the Triumph brand average of 90.4%. This is a strong result, indicating that the Bonneville L is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

Before buying a used Triumph Bonneville L, we recommend checking the full MOT history, write-off status, outstanding finance, and stolen vehicle status. These checks can be done for free using the registration number.

MOT Pass Rate by Year

How the Triumph Bonneville L performs at MOT across different model years.

0

Based on 24 vehicles

91.7%Excellent
Triumph average: 90.4%
Mileage at 5yr

17k mi

Other Triumph Models

Compare MOT reliability across Triumph models.

Triumph TR7

100.0% pass rate

Triumph Dolomite

91.7% pass rate

Triumph GT6

95.5% pass rate

Triumph Bonneville T100 Bud Ekins

100.0% pass rate

Triumph Trophy 3

100.0% pass rate

Triumph Sprint Rs

84.4% pass rate

Useful MOT Guides

Common MOT Failures

The most common reasons UK vehicles fail their MOT — and how to prepare.

MOT Checklist

Pre-MOT checklist to improve your chances of passing first time.

Advisory vs Failure

Understanding the difference between MOT advisories and failures.

See detailed fault analysis for Triumph Bonneville L

Triumph Bonneville L — Frequently Asked Questions

Common questions about the Triumph Bonneville L MOT and reliability.

What is the MOT pass rate for the Triumph Bonneville L?
The average MOT pass rate for the Triumph Bonneville L is 91.7% compared to the Triumph average of 90.4%. Pass rates vary by year — check the year-by-year breakdown on this page for details.
What are the most common MOT failures on a Triumph Bonneville L?
Check the detailed breakdown on this page for specific failure data by year range.
Is the Triumph Bonneville L reliable?
With an average MOT pass rate of 91.7%, the Triumph Bonneville L is rated as "Excellent" for reliability. This is a strong result suggesting good build quality and fewer common defects.
How do I check the MOT history of a Triumph Bonneville L?
Enter the vehicle's registration number in the search box at the top of this page. You will instantly see the complete MOT history including every test result, mileage readings, advisories, and dangerous defects — completely free.
What mileage should I expect on a Triumph Bonneville L?
Typical mileage for the Triumph Bonneville L: 17,378 miles at 5 years. Use these benchmarks when evaluating a used Bonneville L to spot vehicles with unusually high or low mileage.

Check Your Triumph Bonneville L's MOT History

Enter the registration number for the full MOT history — free and instant.

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