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SWL 921L

1973 Triumph Stag

Blue Petrol 2997cc
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MOT Status

Expired
Expires5 Aug 2026
Tests12 (11 pass, 1 fail)
Pass rate91.7%

Mileage

82,974 mi
Last recorded82,974 miles
Recorded on6 Aug 2025
Typical for 1973 Triumph Stag53,671 mi

Significantly above average — investigate

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

RegistrationSWL 921L
MakeTriumph
ModelStag
Year1973
ColourBlue
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

11 pass 1 fail
Pass 6 Aug 2025 82,974 miles
Pass 8 May 2024 82,204 miles

Nearside Front Steering rack gaiter damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Offside Front Steering rack gaiter damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Offside Front Suspension component ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Pass 18 Apr 2019 80,937 miles

Nearside Front floor to sill corroded but plated on inside

Offside Front Floor not fully secure floor to sill slight corrosion not near prescribed areas (6.2.4 (a) (i))

Steering column top bearing slightly worn (2.2.2 (b))

Pass 10 Aug 2017 80,924 miles
Pass 12 May 2016 80,876 miles

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

Offside Front floor pan slight corrosion in inner sill/floor joint

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

Pass 4 Apr 2015 80,723 miles

Slight corrosion on o/s front floor.

Pass 1 Apr 2014 80,316 miles
Fail 28 Mar 2014 80,306 miles

Nearside Front Ball joint has excessive play (2.2.B.1f)

Pass 11 May 2013 79,935 miles

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

Pass 16 Apr 2012 79,346 miles
Pass 31 Jan 2011 79,120 miles
Pass 16 Feb 2010 86,321 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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SWL 921L is a 1973 Triumph Stag in Blue with a 2,997cc petrol engine. This vehicle has been through 12 MOT tests with a personal pass rate of 91.7%.

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 performed better than the average for its year.

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 SWL 921L, 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 SWL 921L?

You can check the full history of SWL 921L by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was SWL 921L registered?

SWL 921L is a 1973 Triumph Stag, first registered on 21 March 1973.

Is SWL 921L safe to buy?

The MOT history for SWL 921L shows 12 tests with a 91.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does SWL 921L 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 SWL 921L. 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.