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XGC 171M

1974 Triumph Stag

Blue Petrol 2997cc
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MOT Status

Valid
Expires5 Jun 2027
Tests22 (21 pass, 1 fail)
Pass rate95.5%

Mileage

92,917 mi
Last recorded92,917 miles
Recorded on1 Jun 2026
Typical for 1974 Triumph Stag57,450 mi

Significantly above average — investigate

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

RegistrationXGC 171M
MakeTriumph
ModelStag
Year1974
ColourBlue
Fuel typePetrol
Engine2,997cc

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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

21 pass 1 fail
Pass 1 Jun 2026 92,917 miles
Pass 6 Jun 2025 92,023 miles
Pass 16 May 2024 91,132 miles
Pass 12 May 2023 90,295 miles

Nearside Rear Suspension arm pin or bush worn but not resulting in excessive movement both rear bushes starting to perish (5.3.4 (a) (i))

Offside Rear Suspension arm pin or bush worn but not resulting in excessive movement both rear bushes starting to perish (5.3.4 (a) (i))

Pass 13 May 2022 89,815 miles
Pass 24 May 2021 89,473 miles
Pass 2 May 2020 89,163 miles
Pass 10 May 2019 88,837 miles

Nearside Front Lower Suspension arm ball joint has slight play (5.3.4 (a) (i))

Pass 11 May 2018 88,038 miles
Pass 19 May 2017 87,411 miles
Pass 17 May 2016 86,220 miles
Pass 20 May 2015 84,698 miles

Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Pass 16 May 2014 83,284 miles

Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Pass 11 May 2013 82,442 miles
Pass 9 May 2012 81,691 miles

Nearside Front Brake pad(s) wearing thin (3.5.1g)

Pass 12 May 2011 81,141 miles

Nearside Front Brake pad(s) wearing thin (3.5.1g)

Offside Front wheel bearing has slight play (2.5.A.3c)

Pass 14 May 2010 80,213 miles
Pass 16 May 2009 79,429 miles

Nearside Rear Brake hose slightly deteriorated (3.6.B.4d)

Offside Rear Brake hose slightly deteriorated (3.6.B.4d)

Pass 19 May 2008 77,967 miles
Fail 15 May 2008 77,964 miles

Nearside Front Macpherson strut has excessive movement at the upper attachment (2.5.A.1c)

Pass 14 May 2007 76,461 miles
Pass 22 May 2006 75,249 miles

How Reliable is the Triumph Stag?

Based on 64,590 MOT tests across 6,070 vehicles.

77.5%
Pass Rate
417
Miles/Year
56
Year Lifespan
6,070
On UK Roads

Top MOT Failure Points

Windscreen washer provides insufficient washer liquid 2,039
Parking brake: efficiency below requirements 1,744
Suspension component mounting prescribed area is excessively corroded 1,507
Stop lamp not working 1,283
brake binding 1,269
Full Triumph Stag reliability report

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XGC 171M is a 1974 Triumph Stag in Blue with a 2,997cc petrol engine. This vehicle has been through 22 MOT tests with a personal pass rate of 95.5%.

Across all 1974 Triumph Stag models, the average MOT pass rate is 78.3% with a typical mileage of 57,450 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Triumph Stag fails its MOT is windscreen washer provides insufficient washer liquid, accounting for 2,039 recorded failures. If you're considering buying XGC 171M, it's worth having these areas checked by a mechanic before committing.

The Triumph Stag typically stays on UK roads for around 56 years. At 52 years old, this Triumph Stag is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of XGC 171M?

You can check the full history of XGC 171M by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was XGC 171M registered?

XGC 171M is a 1974 Triumph Stag, first registered on 1 February 1974.

Is XGC 171M safe to buy?

The MOT history for XGC 171M shows 22 tests with a 95.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does XGC 171M 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 XGC 171M. 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.