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CN04 UAC

2004 Triumph Thunderbird

Red Petrol 885cc
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MOT Status

Valid
Expires6 Apr 2027
Tests25 (19 pass, 6 fail)
Pass rate76%

Mileage

37,777 mi
Last recorded37,777 miles
Recorded on7 Apr 2026
Typical for 2004 Triumph Thunderbird11,482 mi

Significantly above average — investigate

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

RegistrationCN04 UAC
MakeTriumph
ModelThunderbird
Year2004
ColourRed
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

19 pass 6 fail
Pass 7 Apr 2026 37,777 miles
Fail 7 Apr 2026 37,777 miles

Headlamp aim too low (4.1.2 (a))

Pass 10 Dec 2024 34,441 miles

Stop lamp with a multiple light source up to 1/2 not functioning (4.3.1 (a) (i))

Pass 27 Sep 2023 34,355 miles
Pass 6 Oct 2022 33,767 miles
Pass 19 Oct 2021 32,969 miles
Pass 25 Sep 2020 30,987 miles

Rear Nail in tyre ()

Rear Tyre worn close to the legal limit (5.2.3 (e))

Pass 4 Oct 2019 30,029 miles
Fail 4 Oct 2019 30,029 miles

Stop lamp not working (4.3.1 (a) (ii))

Pass 27 Sep 2018 28,622 miles
Fail 27 Sep 2018 28,622 miles

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

Pass 6 Oct 2017 26,897 miles
Pass 10 Oct 2016 24,390 miles

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

Pass 2 Oct 2015 22,472 miles

Front Brake disc(s) slightly worn (3.2.A1l)

Pass 14 Oct 2014 21,299 miles

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

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

Pass 18 Oct 2013 19,188 miles
Fail 11 Oct 2013 19,182 miles

Front Stop lamp does not illuminate immediately a brake applies (1.3.1a)

Pass 18 Oct 2012 17,277 miles
Pass 30 Sep 2011 15,266 miles
Fail 30 Sep 2011 15,266 miles

Front Stop lamp does not illuminate immediately a brake applies (1.3.1a)

Headlamp aim too low (1.6)

Pass 11 Oct 2010 12,789 miles
Pass 17 Oct 2009 9,730 miles
Pass 27 Nov 2008 8,946 miles
Fail 25 Nov 2008 8,946 miles

Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition (7.1.2)

Headlamp aim too low (1.6)

Front Tyre is unsuitable (4.1.1) DANGEROUS

Front Tyre tread depth is below minimum requirements of 1.0mm (4.1.3(ii)) DANGEROUS

Nearside Front Floor brake test indicates a binding brake (3.3.C2c) DANGEROUS

Pass 18 Jul 2007 7,484 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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CN04 UAC is a 2004 Triumph Thunderbird in Red with a 885cc petrol engine. This vehicle has been through 25 MOT tests with a personal pass rate of 76%.

Across all 2004 Triumph Thunderbird models, the average MOT pass rate is 89.7% with a typical mileage of 11,482 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 CN04 UAC, 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 22 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 CN04 UAC?

You can check the full history of CN04 UAC by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was CN04 UAC registered?

CN04 UAC is a 2004 Triumph Thunderbird, first registered on 4 June 2004.

Is CN04 UAC safe to buy?

The MOT history for CN04 UAC shows 25 tests with a 76% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does CN04 UAC 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 CN04 UAC. 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.