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GK03 GZM

2003 Triumph Thunderbird

Red Petrol 885cc
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MOT Status

Valid
Expires29 Sep 2026
Tests21 (17 pass, 4 fail)
Pass rate81%

Mileage

15,816 mi
Last recorded15,816 miles
Recorded on12 Sep 2025
Typical for 2003 Triumph Thunderbird12,173 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

RegistrationGK03 GZM
MakeTriumph
ModelThunderbird
Year2003
ColourRed
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

17 pass 4 fail
Pass 12 Sep 2025 15,816 miles

drive chain slack

exhaust leak

oil leak

Pass 16 Sep 2024 14,681 miles

Offside Rear Wheel bearing has slight play (5.1.3 (a) (i))

home engineered conversion

oil leak

Pass 22 Sep 2023 13,996 miles

Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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

home engineered conversion

oil leak

Pass 23 Sep 2022 12,992 miles
Pass 27 Sep 2021 11,818 miles
Pass 18 Sep 2020 10,415 miles
Pass 19 Sep 2019 9,653 miles
Pass 24 Sep 2018 8,479 miles

Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

Pass 15 Sep 2017 6,673 miles
Pass 13 Sep 2016 4,854 miles

Nearside Rear Rear wheel bearing has slight play (2.6.2)

Fail 13 Sep 2016 4,854 miles

Nearside Rear Rear wheel bearing has slight play (2.6.2)

Offside Tie bar/rod attachment bracket/mounting insecure mid chassis (2.4.G.1)

Pass 15 Sep 2015 4,326 miles

Offside Rear Rear wheel bearing has slight play (2.6.2)

slight play in front axle bushes at engine

Fail 15 Sep 2015 4,326 miles

Exhaust system not adequately supported both sides (7.1.1)

Radius arm has excessive play in a pin/bush both front (2.4.G.2)

Offside Rear Rear wheel bearing has slight play (2.6.2)

Pass 12 Sep 2014 3,210 miles

o/s/r tyre has slight sidewall damadge

slight play in rear w/bearings

Pass 31 Aug 2013 2,638 miles

Rear wheel bearing has slight play (2.6.2)

Pass 21 Sep 2012 1,430 miles
Fail 11 Sep 2012 1,409 miles

Front Brake pad(s) less than 1.5 mm thick (3.5.1g)

Nearside Brake cable insecure (3.5.1d)

Nearside Rear Tyre not fitted in accordance with side wall instructions (4.1.D.1f)

Offside Rear Tyre not fitted in accordance with side wall instructions (4.1.D.1f)

Pass 30 Sep 2011 401 miles
Fail 23 Sep 2011 401 miles

Front Headlamp not working on dipped beam (1.7.5a)

Front Headlamp not working on main beam (1.7.5a)

Nearside Front Shock absorber has a serious fluid leak (2.7.3)

Nearside Rear Brake pipe inadequately supported (3.6.B.1)

Pass 2 Apr 2009 16,193 miles
Pass 11 Jul 2006 14,109 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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GK03 GZM is a 2003 Triumph Thunderbird in Red with a 885cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 81%.

Across all 2003 Triumph Thunderbird models, the average MOT pass rate is 90.5% with a typical mileage of 12,173 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 GK03 GZM, 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 23 years old, this Triumph Thunderbird is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of GK03 GZM?

You can check the full history of GK03 GZM by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was GK03 GZM registered?

GK03 GZM is a 2003 Triumph Thunderbird, first registered on 10 July 2003.

Is GK03 GZM safe to buy?

The MOT history for GK03 GZM shows 21 tests with a 81% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does GK03 GZM 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 GK03 GZM. 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.