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S423 JNK

1998 Yamaha TRX850

Red Petrol 849cc
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MOT Status

Valid
Expires10 Apr 2027
Tests14 (12 pass, 2 fail)
Pass rate85.7%

Mileage

27,203 mi
Last recorded27,203 miles
Recorded on27 Mar 2026
Typical for 1998 Yamaha TRX85026,871 mi

Below or average mileage for this year

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

RegistrationS423 JNK
MakeYamaha
ModelTRX850
Year1998
ColourRed
Fuel typePetrol
Engine849cc

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

12 pass 2 fail
Pass 27 Mar 2026 27,203 miles
Pass 11 Apr 2025 27,136 miles
Pass 22 Mar 2024 26,561 miles
Pass 6 Apr 2023 47,949 miles
Pass 11 Feb 2022 46,775 miles

Front Brake binding but not excessively (1.2.1 (f))

Rear Brake binding but not excessively (1.2.1 (f))

Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Rear Brake indicates slight fluctuation of brake effort (1.2.1 (e))

Fail 10 Feb 2022 46,773 miles

Brake disc contaminated (1.1.14 (b))

Headlamp not working on main beam (4.1.1 (a) (ii))

Coolant leak ()

Front Brake binding but not excessively (1.2.1 (f))

Rear Brake binding but not excessively (1.2.1 (f))

Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Rear Brake indicates slight fluctuation of brake effort (1.2.1 (e))

Pass 1 Mar 2021 46,750 miles

Rear Brake binding but not excessively (1.2.1 (f))

Rear Brake indicates a slightly grabbing brake (1.2.1 (c))

Rear Brake indicates slight fluctuation of brake effort (1.2.1 (e))

Pass 30 May 2020 46,628 miles
Fail 30 May 2020 46,628 miles

Rear Brake effort inadequate at a wheel (1.2.1 (a) (i))

Pass 1 Jul 2010 46,217 miles

Drive chain worn but not considered excessive (6.2.1e)

Rear Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)

Pass 2 Jul 2009 44,384 miles

Nearside Front shock absorber has light misting of stanchion (2.3.3)

Offside Front shock absorber has light misting of stanchion (2.3.3)

Rear Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)

Pass 30 Apr 2008 42,790 miles
Pass 26 Apr 2007 40,361 miles
Pass 26 Apr 2006 35,905 miles

How Reliable is the Yamaha TRX850?

Based on 10,066 MOT tests across 998 vehicles.

85.1%
Pass Rate
661
Miles/Year
30
Year Lifespan
998
On UK Roads

Top MOT Failure Points

Tyre tread depth is below minimum requirements of 1.0mm 106
Roller brake test indicates a binding brake 69
shock absorber seal failed and leaking oil 68
reflector on motorcycle missing 58
Stop lamp does not illuminate immediately a brake applies 52
Full Yamaha TRX850 reliability report

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S423 JNK is a 1998 Yamaha TRX850 in Red with a 849cc petrol engine. This vehicle has been through 14 MOT tests with a personal pass rate of 85.7%.

Across all 1998 Yamaha TRX850 models, the average MOT pass rate is 84.4% with a typical mileage of 26,871 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Yamaha TRX850 fails its MOT is tyre tread depth is below minimum requirements of 1.0mm, accounting for 106 recorded failures. If you're considering buying S423 JNK, it's worth having these areas checked by a mechanic before committing.

The Yamaha TRX850 typically stays on UK roads for around 30 years. At 28 years old, this Yamaha TRX850 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of S423 JNK?

You can check the full history of S423 JNK by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was S423 JNK registered?

S423 JNK is a 1998 Yamaha TRX850, first registered on 5 September 1998.

Is S423 JNK safe to buy?

The MOT history for S423 JNK shows 14 tests with a 85.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does S423 JNK 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 S423 JNK. 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.