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R198 KNJ

1998 Yamaha YZF600

Red Petrol 599cc
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MOT Status

Valid
Expires7 Nov 2026
Tests24 (18 pass, 6 fail)
Pass rate75%

Mileage

52,375 mi
Last recorded52,375 miles
Recorded on8 Nov 2025
Typical for 1998 Yamaha YZF60025,938 mi

Significantly above average — investigate

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

RegistrationR198 KNJ
MakeYamaha
ModelYZF600
Year1998
ColourRed
Fuel typePetrol
Engine599cc

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

18 pass 6 fail
Pass 8 Nov 2025 52,375 miles
Pass 30 May 2024 51,993 miles

Front tyre worn close to wear markers

Offside Front Shock absorber has a light misting of oil (5.3.2 (b))

Pass 1 Apr 2023 51,553 miles

Front tyre worn close to wear markers

Rear brake hose support bracket loose

Pass 14 Apr 2021 50,300 miles

Rear Tyre worn close to the legal limit (5.2.3 (e))

Pass 4 Oct 2019 49,271 miles
Pass 6 Sep 2018 47,605 miles
Pass 18 Aug 2017 44,104 miles

Front Tyre worn close to the legal limit (4.1.3(ii))

Pass 9 Aug 2016 42,032 miles
Pass 2 Jul 2015 41,335 miles
Fail 2 Jul 2015 41,335 miles

Front Floor brake test indicates a binding brake (3.3.C2c)

Fail 10 May 2014 41,212 miles

Headlamp aim too high (1.6)

Pass 10 May 2014 41,212 miles
Pass 10 May 2013 36,791 miles
Pass 25 Apr 2012 27,563 miles
Fail 25 Apr 2012 27,563 miles

Headlamp aim too low (1.6)

Rear reflector on motorcycle missing (1.4.1)

Fail 7 May 2011 25,442 miles

Rear Stop lamp remains on when the brake is released (1.3.1e)

Pass 7 May 2011 25,442 miles
Pass 27 Apr 2010 22,428 miles
Fail 27 Apr 2010 22,428 miles

Offside Front Footrest insecure (6.2.1a)

Pass 2 May 2009 20,871 miles
Pass 26 Apr 2008 16,524 miles
Pass 16 Apr 2007 13,696 miles
Pass 24 Feb 2006 11,898 miles
Fail 21 Feb 2006 11,896 miles

Front Tyre tread depth is below minimum requirements of 1.0mm (4.1.3(ii))

Rear Tyre tread depth is below minimum requirements of 1.0mm (4.1.3(ii))

How Reliable is the Yamaha YZF600?

Based on 66,153 MOT tests across 5,775 vehicles.

81.3%
Pass Rate
862
Miles/Year
30
Year Lifespan
5,775
On UK Roads

Top MOT Failure Points

Tyre tread depth is below minimum requirements of 1.0mm 1,428
shock absorber seal failed and leaking oil 1,223
reflector on motorcycle missing 840
Brake pad(s) less than 1.5 mm thick 806
Roller brake test indicates a binding brake 765
Full Yamaha YZF600 reliability report

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R198 KNJ is a 1998 Yamaha YZF600 in Red with a 599cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 75%.

Across all 1998 Yamaha YZF600 models, the average MOT pass rate is 80.6% with a typical mileage of 25,938 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 Yamaha YZF600 fails its MOT is tyre tread depth is below minimum requirements of 1.0mm, accounting for 1,428 recorded failures. If you're considering buying R198 KNJ, it's worth having these areas checked by a mechanic before committing.

The Yamaha YZF600 typically stays on UK roads for around 30 years. At 28 years old, this Yamaha YZF600 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of R198 KNJ?

You can check the full history of R198 KNJ by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was R198 KNJ registered?

R198 KNJ is a 1998 Yamaha YZF600, first registered on 31 December 1998.

Is R198 KNJ safe to buy?

The MOT history for R198 KNJ shows 24 tests with a 75% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does R198 KNJ 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 R198 KNJ. 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.