CarVerify

Free Car Check

STA 635L

1973 Triumph Stag

White Petrol 3528cc
Search another vehicle

MOT Status

Valid
Expires7 Jun 2027
Tests30 (21 pass, 9 fail)
Pass rate70%

Mileage

46,147 mi
Last recorded46,147 miles
Recorded on8 Jun 2026
Typical for 1973 Triumph Stag53,671 mi

Below or average mileage for this year

4 checks still locked for this Triumph
Stolen
Finance
Write-off
Keepers
Unlock full report — £4.99
Instant £30k guarantee
or single check £9.99

Not all car check providers offer a guarantee. Don't risk buying from services that can't back their data. CarVerify reports include a £30,000 finance data guarantee.

Vehicle Details

RegistrationSTA 635L
MakeTriumph
ModelStag
Year1973
ColourWhite
Fuel typePetrol
Engine3,528cc

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

21 pass 9 fail
Pass 8 Jun 2026 46,147 miles
Pass 14 May 2025 43,284 miles

Front Brake disc worn, but not excessively both sides front (1.1.14 (a) (i))

Nearside Front Seat belt webbing slightly damaged or frayed (7.1.2 (b))

Offside Front Seat belt webbing slightly damaged or frayed (7.1.2 (b))

underseal applied to underbody of vehicle not allowing full inspection

Fail 6 May 2025 43,284 miles

Oil leaking excessively from engine (8.4.1 (a) (i))

Oil leaking excessively from transmission (8.4.1 (a) (i))

Registration plate lamp inoperative in the case of a single lamp or all lamps (4.7.1 (b) (ii))

Steering box leaking to the extent that oil is dripping (2.1.1 (e) (ii))

Windscreen washer provides insufficient washer liquid (3.5 (a))

Front Brake disc worn, but not excessively both sides front (1.1.14 (a) (i))

Nearside Front Seat belt webbing slightly damaged or frayed (7.1.2 (b))

Offside Front Seat belt webbing slightly damaged or frayed (7.1.2 (b))

underseal applied to underbody of vehicle not allowing full inspection

Pass 10 May 2024 40,912 miles

Front Play in steering rack inner joint(s)

General age related surface corrosion under vehicle.

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

Pass 3 May 2023 38,578 miles

Corrosion To Both Front Inner Door Sills And Out Riggers

Front Play in steering rack inner joint(s) Both Front Inner Joints

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

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

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

Pass 4 May 2022 38,336 miles

Corrosion to nearside front inner sill / out rigger

Offside Play in steering rack inner joint(s)

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

Fail 4 May 2022 38,336 miles

Offside Rear Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt insecure (6.1.7 (g) (ii))

Power steering component leaking steering rack (2.1.5 (a))

Corrosion to nearside front inner sill / out rigger

Offside Play in steering rack inner joint(s)

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

Pass 10 May 2021 37,278 miles

Nearside Front Lower vehicle structure has had a non ferrous repair

Nearside Front Tyre worn close to legal limit/worn on edge outer edge (5.2.3 (e))

Nearside Front Vehicle structure is corroded but structural rigidity is not significantly reduced chassis out rigger (6.1.1 (c) (i))

Offside Front Lower vehicle structure has had a non ferrous repair

Offside Front Seat belt webbing slightly damaged or frayed (7.1.2 (b) (ii))

Offside Front Tyre slightly damaged/cracking or perishing damage to outer edge (5.2.3 (d) (ii))

Offside Front Tyre worn close to legal limit/worn on edge outer edge (5.2.3 (e))

Offside Front Vehicle structure is corroded but structural rigidity is not significantly reduced chassis out rigger (6.1.1 (c) (i))

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

Fail 10 May 2021 37,278 miles

Nearside Rear Service brake excessively binding (1.2.1 (f))

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

Service brake efficiency below requirements (1.2.2 (a) (i))

Nearside Front Lower vehicle structure has had a non ferrous repair

Nearside Front Tyre worn close to legal limit/worn on edge outer edge (5.2.3 (e))

Nearside Front Vehicle structure is corroded but structural rigidity is not significantly reduced chassis out rigger (6.1.1 (c) (i))

Offside Front Lower vehicle structure has had a non ferrous repair

Offside Front Seat belt webbing slightly damaged or frayed (7.1.2 (b) (ii))

Offside Front Tyre slightly damaged/cracking or perishing damage to outer edge (5.2.3 (d) (ii))

Offside Front Tyre worn close to legal limit/worn on edge outer edge (5.2.3 (e))

Offside Front Vehicle structure is corroded but structural rigidity is not significantly reduced chassis out rigger (6.1.1 (c) (i))

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

Pass 1 May 2020 36,667 miles

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

Fail 9 Mar 2020 36,667 miles

Windscreen in an unacceptable condition (3.2 (c) (i))

Pass 13 Mar 2019 36,407 miles

Power steering component has slight seepage from a component pipes to rack area (2.1.5 (a))

Pass 8 Mar 2018 35,205 miles

Offside Front Power steering pipe(s) or hose(s) has slight seepage from a joint (2.3.3b)

Oil leak gearbox

Oil leak sump

signs of front wheels/fouling inner arches,but not during test

Pass 22 Mar 2017 34,400 miles

rear parking (secondary) brake imbalance requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.6b)

seat runner on drivers seat worn

slight corrosion to offside front outrigger

Fail 8 Mar 2017 34,400 miles

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

Rear Brakes imbalanced across an axle Axle 2 (3.7.B.5b)

hazard lamps flashing erratically and faster than indicators

rear parking (secondary) brake imbalance requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.6b)

seat runner on drivers seat worn

slight corrosion to offside front outrigger

Pass 8 Mar 2016 33,361 miles

Offside Front Steering pivot point has slight play drum stick (2.2.B.1g)

Pass 9 Mar 2015 32,738 miles

Play in steering rack inner joint(s)

Pass 14 Mar 2014 31,848 miles
Fail 12 Mar 2014 31,848 miles

Nearside Front wheel bearing rough when rotated (2.5.A.2)

Pass 19 Mar 2013 30,743 miles

Power steering pipe(s) or hose(s) has slight seepage from a seal (2.3.3b)

Pass 27 Mar 2012 30,230 miles

Play in steering rack inner joint(s)

near side rear tyre perished

Fail 27 Mar 2012 30,230 miles

Offside Rear rear parking brake recording little or no effort (3.7.B.6a)

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

Play in steering rack inner joint(s)

near side rear tyre perished

Fail 8 Apr 2011 29,123 miles

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

Offside Front Ball joint has slight play (2.2.B.1f)

Rear Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

Pass 8 Apr 2011 29,123 miles

Offside Front Ball joint has slight play (2.2.B.1f)

Rear Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

Pass 9 Apr 2010 28,318 miles
Pass 7 Apr 2009 27,337 miles

Power steering component(s) has slight seepage from a component (2.3.3b)

Pass 11 Apr 2008 25,660 miles

Coolant leak

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

Nearside Inner Rear Suspension arm has slight play in a pin/bush (2.4.G.2)

Offside Inner Rear Suspension arm has slight play in a pin/bush (2.4.G.2)

Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

Steering column top bearing slightly worn (2.1.2c)

Fail 10 Apr 2008 25,660 miles

Nearside Outer Front Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a)

Coolant leak

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

Nearside Inner Rear Suspension arm has slight play in a pin/bush (2.4.G.2)

Offside Inner Rear Suspension arm has slight play in a pin/bush (2.4.G.2)

Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

Steering column top bearing slightly worn (2.1.2c)

Pass 16 Nov 2007 25,570 miles

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

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

front brake imbalance close to 25% limit.

rear brake application slightly uneven.

Pass 8 Nov 2006 25,538 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

Don't risk it. Know before you buy.

Not all vehicle check providers are the same. Some don't offer a data guarantee, which means if their information is wrong, you're on your own. Every CarVerify report is backed by a £30,000 finance data guarantee.

£30k guarantee Instant results Cancel anytime

STA 635L is a 1973 Triumph Stag in White with a 3,528cc petrol engine. This vehicle has been through 30 MOT tests with a personal pass rate of 70%.

Across all 1973 Triumph Stag models, the average MOT pass rate is 77.9% with a typical mileage of 53,671 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 STA 635L, 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 53 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 STA 635L?

You can check the full history of STA 635L by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was STA 635L registered?

STA 635L is a 1973 Triumph Stag, first registered on 19 January 1973.

Is STA 635L safe to buy?

The MOT history for STA 635L shows 30 tests with a 70% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does STA 635L 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 STA 635L. 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.