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XYY 427M

1974 Triumph Stag

Blue Petrol 3528cc
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MOT Status

Valid
Expires4 Apr 2027
Tests13 (10 pass, 3 fail)
Pass rate76.9%

Mileage

76,934 mi
Last recorded76,934 miles
Recorded on30 Mar 2026
Typical for 1974 Triumph Stag57,450 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

RegistrationXYY 427M
MakeTriumph
ModelStag
Year1974
ColourBlue
Fuel typePetrol
Engine3,528cc

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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

10 pass 3 fail
Pass 30 Mar 2026 76,934 miles

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Pass 3 Apr 2025 75,793 miles
Pass 5 Apr 2024 74,277 miles
Pass 31 Mar 2023 72,853 miles
Pass 24 Mar 2022 71,117 miles
Pass 15 Feb 2021 69,110 miles
Pass 21 Feb 2020 67,382 miles
Pass 3 May 2018 65,091 miles
Fail 2 May 2018 65,091 miles

Steering column universal joint insecure lower pinch bolt (2.1.5)

Pass 20 Mar 2017 64,457 miles
Fail 13 Mar 2017 64,455 miles

Offside Headlamp not working on dipped beam (1.7.5a)

Parking brake: efficiency below requirements (3.7.B.7)

Pass 15 Nov 2014 64,422 miles

front brake balance on limit

Fail 8 Nov 2014 64,417 miles

Brakes imbalanced across an axle (3.7.B.5b)

Nearside Direction indicator flashing less than 60 times a minute (1.4.A.2g)

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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XYY 427M is a 1974 Triumph Stag in Blue with a 3,528cc petrol engine. This vehicle has been through 13 MOT tests with a personal pass rate of 76.9%.

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 a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

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 XYY 427M, 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 XYY 427M?

You can check the full history of XYY 427M by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was XYY 427M registered?

XYY 427M is a 1974 Triumph Stag, first registered on 3 January 1974.

Is XYY 427M safe to buy?

The MOT history for XYY 427M shows 13 tests with a 76.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does XYY 427M 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 XYY 427M. 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.