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TDB 91R

1977 Triumph Stag

Yellow Petrol 2997cc
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MOT Status

Valid
Expires7 Jan 2027
Tests9 (7 pass, 2 fail)
Pass rate77.8%

Mileage

98,874 mi
Last recorded98,874 miles
Recorded on5 Jan 2026
Typical for 1977 Triumph Stag60,708 mi

Significantly above average — investigate

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

RegistrationTDB 91R
MakeTriumph
ModelStag
Year1977
ColourYellow
Fuel typePetrol
Engine2,997cc

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MOT History

7 pass 2 fail
Pass 5 Jan 2026 98,874 miles
Pass 9 Dec 2024 98,734 miles
Pass 8 Jan 2024 97,394 miles

Offside Front macpherson strut upper bearing assembly worn

Pass 17 Nov 2022 95,582 miles

Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

Front Track rod end ball joint has slight play both sides (2.1.3 (b) (i))

Nearside Front Suspension arm ball joint has slight play (5.3.4 (a) (i))

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

Play in steering rack inner joint(s) ()

Windscreen wiper blade defective (3.4 (b) (i))

Pass 5 Mar 2019 95,070 miles
Fail 5 Mar 2019 95,070 miles

Nearside Headlamp insecure (4.1.1 (c))

Pass 18 Jul 2017 94,993 miles
Pass 27 Nov 2006 97,977 miles

Front section of offside outer sill very rusty.

Offside front chassis outrigger very rusty.

Slight inbalance on front brakes

Small amount of play (lift) in both sides of steering rack.

Suspect fault developing on front brakes.

Fail 27 Nov 2006 97,977 miles

Front section of offside outer sill very rusty.

Nearside Windscreen wiper blade deteriorated (8.2.2)

Offside Rear Direction indicator not working (1.4.A.2c)

Offside front chassis outrigger very rusty.

Slight inbalance on front brakes

Small amount of play (lift) in both sides of steering rack.

Suspect fault developing on front brakes.

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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TDB 91R is a 1977 Triumph Stag in Yellow with a 2,997cc petrol engine. This vehicle has been through 9 MOT tests with a personal pass rate of 77.8%.

Across all 1977 Triumph Stag models, the average MOT pass rate is 77.7% with a typical mileage of 60,708 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 TDB 91R, 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 49 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 TDB 91R?

You can check the full history of TDB 91R by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was TDB 91R registered?

TDB 91R is a 1977 Triumph Stag, first registered on 22 March 1977.

Is TDB 91R safe to buy?

The MOT history for TDB 91R shows 9 tests with a 77.8% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does TDB 91R 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 TDB 91R. 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.