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JRN 499S

1977 Triumph Stag

Yellow Petrol 2997cc
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MOT Status

Valid
Expires29 Jul 2026
Tests17 (13 pass, 4 fail)
Pass rate76.5%

Mileage

70,301 mi
Last recorded70,301 miles
Recorded on30 Jul 2025
Typical for 1977 Triumph Stag60,708 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

RegistrationJRN 499S
MakeTriumph
ModelStag
Year1977
ColourYellow
Fuel typePetrol
Engine2,997cc

All premium checks include

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

13 pass 4 fail
Pass 30 Jul 2025 70,301 miles
Fail 25 Jul 2025 70,299 miles

Windscreen washer provides insufficient washer liquid (3.5 (a))

Pass 28 Jul 2021 70,226 miles

Offside Front Lower Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Upper Steering column top bearing slightly worn (2.2.2 (b))

Fail 27 Jul 2021 70,266 miles

Parking brake efficiency below requirements (1.4.2 (a) (i))

Offside Front Lower Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Upper Steering column top bearing slightly worn (2.2.2 (b))

Pass 27 Sep 2017 68,739 miles

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

Nearside Headlamp damaged but light output not reduced (1.7.5a)

Offside Front Slight oil leak from engine

Pass 13 Sep 2016 67,999 miles
Pass 8 Sep 2015 65,240 miles
Fail 1 Oct 2014 64,087 miles

Nearside Front Body or chassis has an inadequate repair, seriously affecting its strength within 30cm of the body mountings (6.1.B.2)

Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt (2.4.G.2)

pinion oil seal is leaking

Pass 1 Oct 2014 64,087 miles

pinion oil seal is leaking

Pass 4 Sep 2012 64,047 miles
Pass 9 Sep 2011 63,976 miles
Fail 9 Sep 2011 63,975 miles

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

Offside Front Tyre has a tear, caused by separation or partial failure of its structure (4.1.D.1b)

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

Pass 17 May 2010 63,917 miles
Pass 18 May 2009 63,836 miles
Pass 12 May 2008 63,711 miles
Pass 4 May 2007 63,603 miles
Pass 2 May 2006 63,514 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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JRN 499S is a 1977 Triumph Stag in Yellow with a 2,997cc petrol engine. This vehicle has been through 17 MOT tests with a personal pass rate of 76.5%.

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 a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

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 JRN 499S, 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 JRN 499S?

You can check the full history of JRN 499S by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was JRN 499S registered?

JRN 499S is a 1977 Triumph Stag, first registered on 7 September 1977.

Is JRN 499S safe to buy?

The MOT history for JRN 499S shows 17 tests with a 76.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does JRN 499S 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 JRN 499S. 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.