DVSA Statistics
1998 Triumph T509 Speed Triple
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1998 Triumph T509 Speed Triple (only 26 tests in our DVSA dataset), so these figures are a rough guide. We still highlight common failure items below so you can check before your MOT.
Pass Rate
Based on 26 DVSA anonymised MOT tests · About this data
Pass Rate
88.5%
Higher than average
Limited data available for this model; results may be less representative.
Top Failure Reasons
Common MOT failures for this model
Quick DIY Fix
Headlight bulbs are a common MOT fail. Easy DIY replacement.
Based on DVSA statistics from 26 recorded tests.
Pre-MOT Checklist for 1998 Triumph T509 Speed Triple
Based on common failure points for this model, check these items before your MOT:
- 1
Test all headlights work and aim is correct - check for condensation inside
Lighting – Common fail on this model
- 2
Check tyre tread depth is at least 1.6mm across the central 3/4 of the tyre
Tyres – Common fail on this model
- 3
Check exhaust for leaks, holes, or excessive corrosion - listen for blowing
Exhaust – Common fail on this model
Do you own this car?
Check your specific vehicle for outstanding advisories or recalls. Get a personalized risk report for your exact Triumph T509 Speed Triple.
Frequently Asked Questions
Is a 1998 Triumph T509 Speed Triple likely to fail its MOT?
Based on DVSA statistics, the 1998 Triumph T509 Speed Triple has a 88.5% MOT pass rate. This is above average, indicating good reliability for a vehicle of this age.
What are the most common MOT failures on a 1998 Triumph T509 Speed Triple?
The most common MOT failure reasons for a 1998 Triumph T509 Speed Triple are: a headlamp missing, inoperative or more than â½ not functioning in the case of led, tyre tread depth not in accordance with the requirements, a transmission belt, chain, sprocket or pulley excessively loose or worn. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1998 Triumph T509 Speed Triple fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: a headlamp missing, inoperative or more than â½ not functioning in the case of led, tyre tread depth not in accordance with the requirements, a transmission belt, chain, sprocket or pulley excessively loose or worn. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1998 Triumph T509 Speed Triples fail their MOT?
Around 12% of 1998 Triumph T509 Speed Triples fail their MOT test, meaning roughly 1 in 8 don't pass first time. The most common reasons are a headlamp missing, inoperative or more than â½ not functioning in the case of led and tyre tread depth not in accordance with the requirements. Pre-checking these items can significantly improve your chances.
What should I check before my 1998 Triumph T509 Speed Triple MOT?
Before your 1998 Triumph T509 Speed Triple MOT, check these commonly-failed items: a headlamp missing, inoperative or more than â½ not functioning in the case of led, tyre tread depth not in accordance with the requirements, a transmission belt, chain, sprocket or pulley excessively loose or worn. Most are visual checks you can do at home – look for worn tyres, test all lights work, and check for obvious damage or leaks.
Is the 1998 Triumph T509 Speed Triple reliable for MOT?
With a 88.5% MOT pass rate, the 1998 Triumph T509 Speed Triple performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.