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UUE 550S

1977 Triumph Stag Auto

Blue Petrol 2997cc
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MOT Status

Valid
Expires8 Jul 2026
Tests3 (3 pass, 0 fail)
Pass rate100%

Mileage

99,724 mi
Last recorded99,724 miles
Recorded on9 Jul 2025
Typical for 1977 Triumph Stag Auto60,392 mi

Significantly above average — investigate

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

RegistrationUUE 550S
MakeTriumph
ModelStag Auto
Year1977
ColourBlue
Fuel typePetrol
Engine2,997cc
View full Triumph Stag Auto reliability data

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MOT History

3 pass
Pass 9 Jul 2025 99,724 miles
Pass 24 Apr 2023 99,508 miles
Pass 1 Jul 2020 97,556 miles

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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UUE 550S is a 1977 Triumph Stag Auto in Blue with a 2,997cc petrol engine. This vehicle has been through 3 MOT tests with a personal pass rate of 100%.

Across all 1977 Triumph Stag Auto models, the average MOT pass rate is 76.9% with a typical mileage of 60,392 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 UUE 550S, 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 49 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 UUE 550S?

You can check the full history of UUE 550S by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was UUE 550S registered?

UUE 550S is a 1977 Triumph Stag Auto, first registered on 1 August 1977.

Is UUE 550S safe to buy?

The MOT history for UUE 550S shows 3 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 UUE 550S 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 UUE 550S. 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.