Triumph T140b MOT Pass Rate
Overall pass rate across all manufacture years, based on 30 real MOT test results. Failure rate: 10.0%.
Data from official DVSA MOT testing records
Triumph T140b MOT Reliability Overview
The Triumph T140b is a rare vehicle in the UK, with 30 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 90.0% and a failure rate of 10.0%, which is well above the UK average of approximately 37%.
Based on this data, the Triumph T140b earns a "Excellent" reliability rating. The average Triumph T140b presents for MOT with approximately 14,143 miles on the clock.
The most common MOT failure for the Triumph T140b is Motorcycle lighting and signalling, affecting 10.0% of all tests. Motorcycle lighting and signalling issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. The second most common issue is Motorcycle fuel and exhaust at 3.3%. Together, these top 2 failure categories account for a significant portion of all MOT failures for this model.
Top failures across all manufacture years combined. Individual year pages may show different top failures.
What Fails Most
* High Fail Rate badge indicates an MOT pass rate below 65% (failure rate above 35%).
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Motorcycle Lighting And Signalling | 13.3% | 4 |
| 2 | Motorcycle Fuel And Exhaust | 3.3% | 1 |
Failures per 10,000 Miles
avg. 14,143 miFor every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Motorcycle lighting and signalling | 9.43 | 13.3% | 4 |
| Motorcycle fuel and exhaust | 2.36 | 3.3% | 1 |
🚗 Similar Cars to Consider
Mileage at MOT
The average Triumph T140b has 14,143 miles when tested for MOT.
📊 Mileage-Adjusted Failure Rate
How often this car fails MOT relative to how much it's driven — a fairer comparison than raw pass rate.
The Triumph T140b has a mileage-adjusted failure rate of 7.07% per 10,000 miles driven. The average across all makes is 5.38%, so this model is worse than average.
About Triumph T140b MOT Data
The Triumph T140b is a rare vehicle in the UK, with 30 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 90.0% and a failure rate of 10.0%, which is well above the UK average of approximately 37%.
For Triumph T140b owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on motorcycle lighting and signalling and motorcycle fuel and exhaust for the best chance of a first-time pass. Use our detailed year-by-year breakdown and failure analysis below to understand how your specific T140b is likely to perform.
Motorcycle lighting and signalling — 10.0% of failures
Motorcycle lighting and signalling issues account for 10.0% of MOT failures on the Triumph T140b. Motorcycle lighting and signalling issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Motorcycle fuel and exhaust — 3.3% of failures
Motorcycle fuel and exhaust issues account for 3.3% of MOT failures on the Triumph T140b. Motorcycle fuel and exhaust issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Frequently Asked Questions
What is the MOT pass rate for the Triumph T140b?
Based on 30 (based on limited data) MOT tests in our database, the Triumph T140b has an overall pass rate of 90.0% (10.0% fail rate).
What are the most common MOT failures on a Triumph T140b?
The top 2 reasons a Triumph T140b fails its MOT are: 1. Motorcycle lighting and signalling (10.0%), 2. Motorcycle fuel and exhaust (3.3%). Check these areas before booking your MOT.
Is the Triumph T140b reliable?
With a 10.0% MOT failure rate, the T140b is more reliable than average compared to the UK average of ~40%.
What should I check before an MOT on my Triumph T140b?
Based on failure data, focus on: Motorcycle lighting and signalling (10.0%); Motorcycle fuel and exhaust (3.3%). These are the areas most likely to cause a fail. Also check all lights, tyres (minimum 1.6mm tread), and windscreen condition — these are quick wins that apply to all cars.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.