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S517 GUF

1999 Triumph T509 Speed Triple

Green Petrol 885cc
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MOT Status

Valid
Expires2 Oct 2026
Tests17 (15 pass, 2 fail)
Pass rate88.2%

Mileage

25,523 mi
Last recorded25,523 miles
Recorded on3 Oct 2025
Typical for 1999 Triumph T509 Speed Triple21,703 mi

Above average mileage for this year

4 checks still locked for this Triumph
Stolen
Finance
Write-off
Keepers
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Vehicle Details

RegistrationS517 GUF
MakeTriumph
ModelT509 Speed Triple
Year1999
ColourGreen
Fuel typePetrol
Engine885cc
View full Triumph T509 Speed Triple reliability data

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50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

15 pass 2 fail
Pass 3 Oct 2025 25,523 miles
Pass 27 Nov 2023 25,299 miles
Pass 30 May 2022 25,288 miles
Pass 14 May 2021 25,098 miles
Pass 12 Feb 2020 24,456 miles

Front Brake indicates slight fluctuation of brake effort (1.2.1 (e))

Fail 12 Feb 2020 24,456 miles

Front Brake indicates slight fluctuation of brake effort (1.2.1 (e))

Front Headlamp aim too low (4.1.2 (a))

Pass 20 Feb 2019 23,695 miles

Drive chain slightly loose (6.1.7 (c) (i))

Front Wheel bearing has slight play (5.1.3 (a) (i))

Pass 3 Nov 2017 22,608 miles
Pass 17 Nov 2016 22,292 miles
Pass 3 Dec 2015 21,584 miles
Pass 13 Mar 2015 11,308 miles
Pass 10 Jan 2014 19,955 miles

rear light only 50% working

Pass 17 Feb 2011 19,945 miles
Pass 18 Feb 2010 19,507 miles
Pass 4 May 2007 19,492 miles
Pass 7 Oct 2005 19,350 miles
Fail 5 Oct 2005 19,326 miles

Front wheel spindle securing nut locking device missing (2.3.3a)

Drive chain slightly tight (6.2.1d)

How Reliable is the Triumph T509 Speed Triple?

Based on 2,373 MOT tests across 221 vehicles.

83.9%
Pass Rate
560
Miles/Year
29
Year Lifespan
221
On UK Roads

Top MOT Failure Points

Tyre tread depth is below minimum requirements of 1.0mm 39
Stop lamp does not illuminate immediately a brake applies 24
shock absorber seal failed and leaking oil 22
Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition 18
Horn not working 14
Full Triumph T509 Speed Triple reliability report

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S517 GUF is a 1999 Triumph T509 Speed Triple in Green with a 885cc petrol engine. This vehicle has been through 17 MOT tests with a personal pass rate of 88.2%.

Across all 1999 Triumph T509 Speed Triple models, the average MOT pass rate is 82.0% with a typical mileage of 21,703 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Triumph T509 Speed Triple fails its MOT is tyre tread depth is below minimum requirements of 1.0mm, accounting for 39 recorded failures. If you're considering buying S517 GUF, it's worth having these areas checked by a mechanic before committing.

The Triumph T509 Speed Triple typically stays on UK roads for around 29 years. At 27 years old, this Triumph T509 Speed Triple is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of S517 GUF?

You can check the full history of S517 GUF by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was S517 GUF registered?

S517 GUF is a 1999 Triumph T509 Speed Triple, first registered on 9 January 1999.

Is S517 GUF safe to buy?

The MOT history for S517 GUF shows 17 tests with a 88.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does S517 GUF have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on S517 GUF. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.