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R109 KSX

1998 Yamaha YZF600

Black Petrol 599cc
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MOT Status

Valid
Expires16 Mar 2027
Tests23 (17 pass, 6 fail)
Pass rate73.9%

Mileage

26,409 mi
Last recorded26,409 miles
Recorded on17 Mar 2026
Typical for 1998 Yamaha YZF60025,938 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

RegistrationR109 KSX
MakeYamaha
ModelYZF600
Year1998
ColourBlack
Fuel typePetrol
Engine599cc

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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

17 pass 6 fail
Pass 17 Mar 2026 26,409 miles

Drive chain slightly loose (6.1.7 (c) (i))

Fail 17 Mar 2026 26,409 miles

Drive chain slightly loose (6.1.7 (c) (i))

Nearside Front Direction indicator not working (4.4.1 (a) (ii))

Pass 3 Jul 2024 26,257 miles
Pass 13 Jun 2023 26,215 miles
Pass 4 Aug 2021 26,200 miles
Pass 20 Aug 2018 26,043 miles
Pass 15 Aug 2017 25,674 miles
Pass 24 Aug 2016 25,048 miles
Fail 11 Jun 2016 25,035 miles

Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition (7.1.2)

Front Roller brake test indicates excessive fluctuation of brake effort (3.3.A1d)

Rear reflector on motorcycle missing (1.4.1)

Registration plate delaminated (6.3.1.d)

Nearside Rear wheel bearings have slight free play (2.4.A.2c)

Pass 26 Jun 2015 23,452 miles
Fail 13 Jun 2015 23,452 miles

Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition (7.1.2)

Nearside Front shock absorber seal failed and leaking oil (2.3.3)

Front Tyre valve stem slightly damaged (4.1.2c)

Rear Tyre valve stem damaged which could cause sudden tyre deflation (4.1.2c)

Pass 5 Jun 2014 22,488 miles

Drive chain slightly tight (6.2.1d)

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

Rear Brake pad(s) close to minimum limit (3.2.A1f(i))

Fail 5 Jun 2014 22,488 miles

Brake locking device missing (3.2.A1e)

Drive chain slightly tight (6.2.1d)

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

Rear Brake pad(s) close to minimum limit (3.2.A1f(i))

Rear reflector on motorcycle missing (1.4.1)

Fail 8 Jun 2013 18,356 miles

Front Headlamp aim too high (1.6)

Pass 8 Jun 2013 18,356 miles
Pass 30 May 2012 17,312 miles

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

Pass 15 Apr 2011 15,382 miles
Fail 15 Apr 2011 15,382 miles

Rear reflector on motorcycle missing (1.4.1)

Steering control fouling between components which interferes with the free movement of the steering (2.1.2a)

Pass 16 Jul 2009 14,237 miles
Pass 10 Jun 2008 11,514 miles
Pass 5 Jun 2007 10,728 miles
Pass 25 Jul 2006 10,555 miles
Pass 17 Jun 2005 9,834 miles

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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R109 KSX is a 1998 Yamaha YZF600 in Black with a 599cc petrol engine. This vehicle has been through 23 MOT tests with a personal pass rate of 73.9%.

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 R109 KSX, 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 R109 KSX?

You can check the full history of R109 KSX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was R109 KSX registered?

R109 KSX is a 1998 Yamaha YZF600, first registered on 1 May 1998.

Is R109 KSX safe to buy?

The MOT history for R109 KSX shows 23 tests with a 73.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does R109 KSX 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 R109 KSX. 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.