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S566 RLB

1998 Triumph Thunderbird

Yellow Petrol 885cc
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MOT Status

Valid
Expires28 Apr 2027
Tests19 (16 pass, 3 fail)
Pass rate84.2%

Mileage

12,263 mi
Last recorded12,263 miles
Recorded on29 Apr 2026
Typical for 1998 Triumph Thunderbird15,472 mi

Below or average mileage for this year

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

RegistrationS566 RLB
MakeTriumph
ModelThunderbird
Year1998
ColourYellow
Fuel typePetrol
Engine885cc

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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

16 pass 3 fail
Pass 29 Apr 2026 12,263 miles

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

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

Pass 17 Jan 2025 11,804 miles
Pass 6 Jul 2022 10,087 miles
Fail 2 Jul 2022 10,082 miles

Fuel system component leaking leaking from carburettor left side (6.1.3 (b) (i))

Pass 28 Jul 2021 10,067 miles

Coolant leak ()

Pass 6 Jun 2019 9,378 miles
Fail 6 Jun 2019 9,378 miles

Headlamp incorrect colour (4.1.4 (a))

Pass 15 Jun 2018 8,178 miles

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

Pass 15 Apr 2017 7,056 miles
Pass 4 May 2016 5,986 miles
Pass 7 May 2015 4,967 miles
Pass 9 Sep 2013 4,122 miles
Pass 29 Aug 2012 3,889 miles
Fail 24 Aug 2012 3,889 miles

Front Brake disc(s) has excessive run out (3.2.A1m)

Pass 28 Apr 2012 3,879 miles
Pass 1 Apr 2010 3,849 miles
Pass 26 Jul 2008 3,801 miles
Pass 2 Aug 2007 3,470 miles
Pass 29 Jul 2006 3,116 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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S566 RLB is a 1998 Triumph Thunderbird in Yellow with a 885cc petrol engine. This vehicle has been through 19 MOT tests with a personal pass rate of 84.2%.

Across all 1998 Triumph Thunderbird models, the average MOT pass rate is 88.3% with a typical mileage of 15,472 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 S566 RLB, 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 28 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 S566 RLB?

You can check the full history of S566 RLB by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was S566 RLB registered?

S566 RLB is a 1998 Triumph Thunderbird, first registered on 9 August 1998.

Is S566 RLB safe to buy?

The MOT history for S566 RLB shows 19 tests with a 84.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does S566 RLB 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 S566 RLB. 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.