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SRL 121M

1973 Triumph Stag

Blue Petrol 3500cc
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MOT Status

Valid
Expires11 Aug 2026
Tests21 (21 pass, 0 fail)
Pass rate100%

Mileage

62,696 mi
Last recorded62,696 miles
Recorded on7 Aug 2025
Typical for 1973 Triumph Stag53,671 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

RegistrationSRL 121M
MakeTriumph
ModelStag
Year1973
ColourBlue
Fuel typePetrol
Engine3,500cc

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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

21 pass
Pass 7 Aug 2025 62,696 miles
Pass 12 Aug 2024 62,621 miles
Pass 10 Aug 2023 62,484 miles
Pass 2 Aug 2022 62,145 miles
Pass 2 Aug 2021 61,998 miles
Pass 6 Aug 2020 61,864 miles
Pass 8 Aug 2019 61,263 miles
Pass 26 Oct 2018 61,197 miles
Pass 28 Apr 2018 60,417 miles
Pass 27 Apr 2017 59,604 miles
Pass 25 Apr 2016 58,743 miles
Pass 1 May 2015 58,148 miles
Pass 29 Apr 2014 56,986 miles
Pass 26 Apr 2013 55,484 miles
Pass 2 May 2012 54,259 miles
Pass 5 May 2011 52,867 miles
Pass 30 Apr 2010 51,744 miles

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

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

Oil leak

Pass 30 Apr 2009 50,060 miles
Pass 30 Apr 2008 49,112 miles

Nearside Rear Suspension spring mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Offside Rear Suspension spring mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Offside Rear wheel bearing has slight play (2.6.2)

Offside outer track rod end joint cover split/missing

Suspension joint nearside lower dust cover split/missing

Suspension joint offside lower dust cover split/missing

Pass 2 May 2007 46,522 miles
Pass 24 May 2006 45,458 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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SRL 121M is a 1973 Triumph Stag in Blue with a 3,500cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 100%.

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 SRL 121M, 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 SRL 121M?

You can check the full history of SRL 121M by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was SRL 121M registered?

SRL 121M is a 1973 Triumph Stag, first registered on 21 September 1973.

Is SRL 121M safe to buy?

The MOT history for SRL 121M shows 21 tests with a 100% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does SRL 121M 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 SRL 121M. 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.