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P166 UMR

1997 Triumph Thunderbird

Green Petrol 885cc
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MOT Status

Valid
Expires11 Jul 2026
Tests26 (20 pass, 6 fail)
Pass rate76.9%

Mileage

35,708 mi
Last recorded35,708 miles
Recorded on12 Jul 2025
Typical for 1997 Triumph Thunderbird15,292 mi

Significantly above average — investigate

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

RegistrationP166 UMR
MakeTriumph
ModelThunderbird
Year1997
ColourGreen
Fuel typePetrol
Engine885cc

All premium checks include

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

20 pass 6 fail
Pass 12 Jul 2025 35,708 miles
Pass 9 Jul 2024 35,578 miles
Pass 9 Jun 2023 35,497 miles
Fail 3 Jun 2023 35,496 miles

Central Rear Lower Registration plate lamp inoperative in the case of a single lamp or all lamps (4.7.1 (b) (ii))

Headlamp insecure (4.1.1 (c))

Nearside Front Lower Brake disc contaminated Wheel+disc+pads covered in oil/greese (1.1.14 (b))

Pass 16 Jun 2022 32,718 miles
Fail 16 Jun 2022 32,718 miles

Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b))

Pass 2 Jun 2021 30,570 miles

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

Drive chain sprocket worn, but not excessively (6.1.7 (c) (i))

Fail 2 Jun 2021 30,570 miles

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

Drive chain sprocket worn, but not excessively (6.1.7 (c) (i))

Headlamp not working on dipped beam (4.1.1 (a) (ii))

Pass 20 Jun 2020 29,004 miles
Pass 18 May 2019 23,623 miles
Fail 16 May 2019 23,623 miles

Headlamp not working on dipped beam (4.1.1 (a) (ii))

Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) DANGEROUS

Pass 26 May 2018 19,159 miles
Pass 20 May 2017 16,823 miles
Pass 1 Jun 2016 16,263 miles
Fail 1 Jun 2016 16,263 miles

Nearside Front shock absorber seal failed and leaking oil (2.3.3)

Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)

Pass 19 Nov 2014 15,181 miles
Pass 19 Nov 2013 14,807 miles

Front Tyre worn close to the legal limit (4.1.3(ii))

Rear Brake pad(s) close to minimum limit (3.2.A1f(i))

Rear Tyre worn close to the legal limit (4.1.3(ii))

Pass 22 Nov 2012 14,575 miles
Fail 22 Nov 2012 14,572 miles

Registration plate incorrect (6.3.1a)

Pass 17 Nov 2011 14,050 miles
Pass 5 Nov 2010 13,794 miles
Pass 20 Nov 2009 13,492 miles

Front Roller brake test indicates a slightly grabbing brake (3.3.A1b)

Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)

Pass 20 Nov 2008 12,910 miles
Pass 5 Nov 2007 11,593 miles
Pass 24 Nov 2006 10,886 miles
Pass 17 Nov 2005 9,907 miles

How Reliable is the Triumph Thunderbird?

Based on 66,789 MOT tests across 6,108 vehicles.

89.1%
Pass Rate
540
Miles/Year
31
Year Lifespan
6,108
On UK Roads

Top MOT Failure Points

Tyre tread depth is below minimum requirements of 1.0mm 473
shock absorber seal failed and leaking oil 371
Stop lamp does not illuminate immediately a brake applies 285
Brake pad(s) less than 1.5 mm thick 249
Roller brake test indicates a binding brake 173
Full Triumph Thunderbird reliability report

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P166 UMR is a 1997 Triumph Thunderbird in Green with a 885cc petrol engine. This vehicle has been through 26 MOT tests with a personal pass rate of 76.9%.

Across all 1997 Triumph Thunderbird models, the average MOT pass rate is 86.7% with a typical mileage of 15,292 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The most common reason a Triumph Thunderbird fails its MOT is tyre tread depth is below minimum requirements of 1.0mm, accounting for 473 recorded failures. If you're considering buying P166 UMR, it's worth having these areas checked by a mechanic before committing.

The Triumph Thunderbird typically stays on UK roads for around 31 years. At 29 years old, this Triumph Thunderbird is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of P166 UMR?

You can check the full history of P166 UMR by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was P166 UMR registered?

P166 UMR is a 1997 Triumph Thunderbird, first registered on 1 April 1997.

Is P166 UMR safe to buy?

The MOT history for P166 UMR shows 26 tests with a 76.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does P166 UMR 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 P166 UMR. 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.