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HGA 137N

1975 Triumph Stag

Green Petrol 2997cc
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MOT Status

Valid
Expires5 May 2027
Tests12 (8 pass, 4 fail)
Pass rate66.7%

Mileage

76,483 mi
Last recorded76,483 miles
Recorded on6 May 2026
Typical for 1975 Triumph Stag54,677 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

RegistrationHGA 137N
MakeTriumph
ModelStag
Year1975
ColourGreen
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

8 pass 4 fail
Pass 6 May 2026 76,483 miles
Pass 10 Apr 2025 76,357 miles

Nearside Rear Exhaust mounting defective rubber hanger split/ detached (6.1.2 (a))

Nearside Rear Wheel bearing has slight play (5.1.3 (a) (i))

Offside Rear Wheel bearing has slight play (5.1.3 (a) (i))

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

Fail 10 Apr 2025 76,357 miles

Offside Headlamp not working on main beam (4.1.1 (a) (ii))

Nearside Rear Exhaust mounting defective rubber hanger split/ detached (6.1.2 (a))

Nearside Rear Wheel bearing has slight play (5.1.3 (a) (i))

Offside Rear Wheel bearing has slight play (5.1.3 (a) (i))

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

Pass 6 Jun 2015 76,005 miles
Fail 6 Jun 2015 76,005 miles

Horn not working (1.6.2a)

Offside Front position lamp(s) not working (1.1.A.3b)

Fail 21 Apr 2015 76,003 miles

Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings (6.1.B.2)

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

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

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

Offside Front Seat belt stitching slightly frayed (5.2.2b)

Oil leak

Pass 1 Jul 2011 75,959 miles
Pass 7 Jul 2010 75,943 miles
Pass 30 Jun 2009 75,917 miles
Pass 12 May 2008 75,839 miles
Pass 6 Jul 2006 75,827 miles
Fail 4 May 2006 75,816 miles

Nearside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (4.1.D.1a)

Offside Rear Tyre has a lump, caused by separation or partial failure of its structure (4.1.D.1b)

o/s front lower wing holed and badly corroded

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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HGA 137N is a 1975 Triumph Stag in Green with a 2,997cc petrol engine. This vehicle has been through 12 MOT tests with a personal pass rate of 66.7%.

Across all 1975 Triumph Stag models, the average MOT pass rate is 76.4% with a typical mileage of 54,677 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 HGA 137N, 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 51 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 HGA 137N?

You can check the full history of HGA 137N by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was HGA 137N registered?

HGA 137N is a 1975 Triumph Stag, first registered on 1 January 1975.

Is HGA 137N safe to buy?

The MOT history for HGA 137N shows 12 tests with a 66.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does HGA 137N 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 HGA 137N. 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.