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STG 1A

1972 Triumph Stag

Yellow Petrol 2997cc
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MOT Status

Expired
Expires10 Mar 2026
Tests21 (16 pass, 5 fail)
Pass rate76.2%

Mileage

46,526 mi
Last recorded46,526 miles
Recorded on11 Mar 2025
Typical for 1972 Triumph Stag52,504 mi

Below or average mileage for this year

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

RegistrationSTG 1A
MakeTriumph
ModelStag
Year1972
ColourYellow
Fuel typePetrol
Engine2,997cc

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

16 pass 5 fail
Pass 11 Mar 2025 46,526 miles

Oil leak, but not excessive (8.4.1 (a) (i))

Pass 4 Mar 2021 45,764 miles
Pass 29 May 2019 44,846 miles

Oil leak, but not excessive (8.4.1 (a) (i))

Fail 23 May 2019 44,846 miles

Rear Brakes imbalanced across an axle Axle 2 (1.2.1 (b) (i))

Coolant leak ()

Oil leak, but not excessive (8.4.1 (a) (i))

Pass 29 Jun 2018 44,368 miles
Fail 27 Jun 2018 44,368 miles

Rear Brakes imbalanced across an axle Axle 2 (1.2.1 (b) (i))

Fail 7 Jun 2018 44,366 miles

Power steering pipe/hose leaking (2.1.5 (a))

Nearside Front Anti-roll bar linkage corroded but not seriously weakened (5.3.3 (b) (i))

Nearside Rear Coil spring corroded (5.3.1 (b) (i))

Offside Front Anti-roll bar linkage corroded but not seriously weakened (5.3.3 (b) (i))

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

Offside Rear Coil spring corroded (5.3.1 (b) (i))

Rear Exhaust mounting defective (6.1.2 (a))

all brake hose ferrules corroded

Pass 29 Aug 2017 44,332 miles

Rear Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

Pass 14 Sep 2016 44,156 miles
Pass 12 Aug 2015 43,838 miles

Brake pedal travel may indicate rear brakes need atn.

Rear Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

Pass 6 Aug 2014 43,422 miles

Rear brakes require investigation (soft feel and imballance)

Pass 12 Aug 2013 43,116 miles

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

Offside Front Suspension arm has slight play in a ball joint (2.4.G.2)

Oil leak

Oil leak from gearbox

Oil leak from rear diff

Pass 8 Aug 2012 42,445 miles
Pass 23 Aug 2011 42,227 miles

Offside Seat belt damaged but webbing not significantly weakened (5.2.2a)

Fail 17 Aug 2011 42,215 miles

Nearside Rear rear brake binding (3.7.B.1)

Offside Seat belt damaged but webbing not significantly weakened (5.2.2a)

Pass 15 Jul 2010 41,518 miles

Both front shockabsorber dust covers split

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

Gear box output shaft seal leaking.

Pass 15 Jul 2009 40,382 miles

Nearside Front Shock absorber has a light misting of oil (2.7.3)

Offside Front Seat belt damaged but not affecting the operation of the belt (5.2.2a)

Pass 10 Jul 2008 38,147 miles

Altenator belt cracked

Spare tyre flat

Pass 3 Aug 2007 36,374 miles
Fail 3 Aug 2007 36,374 miles

Fuel cap/sealing device sealing washer missing (7.2.4c)

Pass 22 May 2006 36,149 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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STG 1A is a 1972 Triumph Stag in Yellow with a 2,997cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 76.2%.

Across all 1972 Triumph Stag models, the average MOT pass rate is 78.5% with a typical mileage of 52,504 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 STG 1A, 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 54 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 STG 1A?

You can check the full history of STG 1A by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was STG 1A registered?

STG 1A is a 1972 Triumph Stag, first registered on 8 September 1972.

Is STG 1A safe to buy?

The MOT history for STG 1A shows 21 tests with a 76.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does STG 1A 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 STG 1A. 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.