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TN51 DER

2005 Triumph Rocket III

Blue Petrol 2294cc
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MOT Status

Valid
Expires9 Mar 2027
Tests13 (13 pass, 0 fail)
Pass rate100%

Mileage

48,295 mi
Last recorded48,295 miles
Recorded on27 Feb 2026
Typical for 2005 Triumph Rocket III14,623 mi

Significantly above average — investigate

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

RegistrationTN51 DER
MakeTriumph
ModelRocket III
Year2005
ColourBlue
Fuel typePetrol
Engine2,294cc

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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

13 pass
Pass 27 Feb 2026 48,295 miles
Pass 7 Mar 2025 47,863 miles
Pass 20 Feb 2024 46,901 miles
Pass 27 Feb 2023 45,501 miles
Pass 10 Mar 2022 44,300 miles
Pass 17 Nov 2020 44,174 miles
Pass 23 May 2019 41,306 miles
Pass 21 May 2018 38,407 miles
Pass 16 May 2017 34,933 miles
Pass 13 Apr 2016 29,793 miles
Pass 13 Apr 2015 25,570 miles
Pass 18 Apr 2014 22,836 miles
Pass 13 Mar 2013 21,757 miles

How Reliable is the Triumph Rocket III?

Based on 18,685 MOT tests across 1,561 vehicles.

89.6%
Pass Rate
831
Miles/Year
22
Year Lifespan
1,561
On UK Roads

Top MOT Failure Points

Tyre tread depth is below minimum requirements of 1.0mm 231
Brake pad(s) less than 1.5 mm thick 76
reflector on motorcycle missing 73
Exhaust markings indicating not for road use or similar wording 63
Headlamp aim too low 47
Full Triumph Rocket III reliability report

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TN51 DER is a 2005 Triumph Rocket III in Blue with a 2,294cc petrol engine. This vehicle has been through 13 MOT tests with a personal pass rate of 100%.

Across all 2005 Triumph Rocket III models, the average MOT pass rate is 89.6% with a typical mileage of 14,623 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Triumph Rocket III fails its MOT is tyre tread depth is below minimum requirements of 1.0mm, accounting for 231 recorded failures. If you're considering buying TN51 DER, it's worth having these areas checked by a mechanic before committing.

The Triumph Rocket III typically stays on UK roads for around 22 years. At 21 years old, this Triumph Rocket III is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of TN51 DER?

You can check the full history of TN51 DER by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was TN51 DER registered?

TN51 DER is a 2005 Triumph Rocket III, first registered on 1 January 2005.

Is TN51 DER safe to buy?

The MOT history for TN51 DER shows 13 tests with a 100% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does TN51 DER 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 TN51 DER. 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.