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DEE 353L

1973 Triumph Stag Auto

Purple Petrol 2997cc
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MOT Status

Valid
Expires19 Jan 2027
Tests10 (8 pass, 2 fail)
Pass rate80%

Mileage

57,156 mi
Last recorded57,156 miles
Recorded on20 Jan 2026
Typical for 1973 Triumph Stag Auto60,660 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

RegistrationDEE 353L
MakeTriumph
ModelStag Auto
Year1973
ColourPurple
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

8 pass 2 fail
Pass 20 Jan 2026 57,156 miles
Pass 7 Dec 2021 56,582 miles
Pass 9 May 2016 53,984 miles
Pass 4 Apr 2015 53,244 miles

wear on n/s/f inner track control arm bush

Pass 20 Mar 2014 52,326 miles

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

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

Offside Front suspension has slight play in a lower suspension ball joint (2.5.B.1a)

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

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

oil leaks

play in steering rack

Pass 23 Apr 2013 51,798 miles
Pass 7 Apr 2012 50,839 miles
Fail 31 Mar 2012 50,831 miles

Nearside Rear Registration plate lamp not working (1.1.C.1d)

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

Offside Rear Registration plate lamp not working (1.1.C.1d)

Pass 14 Aug 2010 50,144 miles

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

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

Oil leak

Rear exhaust rubbers perished

Fail 7 Aug 2010 50,125 miles

Exhaust emits clearly visible black smoke during acceleration (7.3.A.2c)

Exhaust emits visible black smoke at idle (7.3.A.2b)

Nearside Front Direction indicator incorrect colour (1.4.A.2f)

Nearside Front Front position lamp(s) incorrect colour (1.1.A.3e)

Nearside Front Windscreen wiper does not clear the windscreen effectively (8.2.2)

Offside Front Direction indicator incorrect colour (1.4.A.2f)

Offside Front Front position lamp(s) incorrect colour (1.1.A.3e)

Offside Front Windscreen wiper does not clear the windscreen effectively (8.2.2)

Offside Headlamp aim too high (1.8)

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

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

Oil leak

Rear exhaust rubbers perished

How Reliable is the Triumph Stag Auto?

Based on 21,225 MOT tests across 2,079 vehicles.

76.9%
Pass Rate
397
Miles/Year
55
Year Lifespan
2,079
On UK Roads

Top MOT Failure Points

Windscreen washer provides insufficient washer liquid 740
Parking brake: efficiency below requirements 550
Suspension component mounting prescribed area is excessively corroded 491
brake binding 442
Exhaust emissions carbon monoxide content excessive 440
Full Triumph Stag Auto reliability report

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DEE 353L is a 1973 Triumph Stag Auto in Purple with a 2,997cc petrol engine. This vehicle has been through 10 MOT tests with a personal pass rate of 80%.

Across all 1973 Triumph Stag Auto models, the average MOT pass rate is 78.3% with a typical mileage of 60,660 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Triumph Stag Auto fails its MOT is windscreen washer provides insufficient washer liquid, accounting for 740 recorded failures. If you're considering buying DEE 353L, it's worth having these areas checked by a mechanic before committing.

The Triumph Stag Auto typically stays on UK roads for around 55 years. At 53 years old, this Triumph Stag Auto is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of DEE 353L?

You can check the full history of DEE 353L by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was DEE 353L registered?

DEE 353L is a 1973 Triumph Stag Auto, first registered on 19 June 1973.

Is DEE 353L safe to buy?

The MOT history for DEE 353L shows 10 tests with a 80% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does DEE 353L 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 DEE 353L. 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.