CarVerify

Free Car Check

YB09 KSO

2009 Yamaha Yzf R125

Black Petrol 124cc
Search another vehicle

MOT Status

Valid
Expires3 Dec 2026
Tests22 (15 pass, 7 fail)
Pass rate68.2%

Mileage

46,027 mi
Last recorded46,027 miles
Recorded on12 Nov 2025
Typical for 2009 Yamaha Yzf R12513,704 mi

Significantly above average — investigate

4 checks still locked for this Yamaha
Stolen
Finance
Write-off
Keepers
Unlock full report — £4.99
Instant £30k guarantee
or single check £14.99

Not all car check providers offer a guarantee. Don't risk buying from services that can't back their data. CarVerify reports include a £30,000 finance data guarantee.

Vehicle Details

RegistrationYB09 KSO
MakeYamaha
ModelYzf R125
Year2009
ColourBlack
Fuel typePetrol
Engine124cc

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

15 pass 7 fail
Pass 12 Nov 2025 46,027 miles

Exhaust noisy (8.1.1 (a))

Pass 4 Dec 2024 45,409 miles
Pass 10 Sep 2024 43,872 miles

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

Exhaust noisy (8.1.1 (a))

Pass 26 Aug 2023 37,102 miles

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

Pass 8 Oct 2022 33,661 miles
Pass 2 Oct 2021 25,852 miles

Offside Front Direction indicator lens defective which has no effect on emitted light Lens missing. Housing loose but secured by bolt. (4.4.1 (b) (i))

Offside Front Position lamp light intensity obviously reduced Offside front position light flashing and not showing constant light (4.2.3 (a) (i))

Fail 25 Sep 2021 25,852 miles

Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a))

Drive chain so loose it is likely to fail Chain too slack. Several tight spots. lack of lubrication. (6.1.7 (c) (ii)) DANGEROUS

Front Outer Brake pad(s) less than 1.0 mm thick (1.1.13 (a)) DANGEROUS

Rear Inner Brake pad(s) less than 1.0 mm thick (1.1.13 (a)) DANGEROUS

Exhaust has a minor leak of exhaust gases Akropovic holed on the outside allowing gases to escape. (6.1.2 (a))

Offside Front Direction indicator lens defective which has no effect on emitted light Lens missing. Housing loose but secured by bolt. (4.4.1 (b) (i))

Offside Front Position lamp light intensity obviously reduced Offside front position light flashing and not showing constant light (4.2.3 (a) (i))

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

Pass 21 Sep 2020 23,763 miles

Clutch lever slack in housing

Exhaust noisy (8.1.1 (a))

Front Brake disc worn, but not excessively (1.1.14 (a) (i))

Rear Suspension arm pin, bush or joint worn but not resulting in excessive movement (5.3.4 (a) (i))

Steering headbearing has slight free play (2.2.2 (f) (i))

Fail 10 Sep 2020 23,499 miles

Headlamp aim too high (4.1.2 (a))

Nearside Rear Footrest missing (6.2.12 (a))

Offside Rear Footrest missing (6.2.12 (a))

Rear Brake pad(s) less than 1.0 mm thick (1.1.13 (a)) DANGEROUS

Stop lamp remains on when the brakes are released Wrong front brake lever (4.3.2 (a) (iii)) DANGEROUS

Clutch lever slack in housing

Exhaust noisy (8.1.1 (a))

Front Brake disc worn, but not excessively (1.1.14 (a) (i))

Rear Brake disc worn, but not excessively (1.1.14 (a) (i))

Rear Suspension arm pin, bush or joint worn but not resulting in excessive movement (5.3.4 (a) (i))

Steering headbearing has slight free play (2.2.2 (f) (i))

Pass 24 Sep 2019 19,457 miles

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

Rear Brake disc worn, but not excessively (1.1.14 (a) (i))

Pass 13 Sep 2018 23,835 miles

No Lights Fitted At The Time Off Test

Pass 4 Jul 2017 20,109 miles
Pass 23 Apr 2016 20,073 miles
Fail 23 Apr 2016 20,073 miles

Headlamp incorrect colour (1.2.1)

Rear reflector on motorcycle missing (1.4.1)

Fail 9 Apr 2015 16,043 miles

Aftermarket clutch & front brake levers fitted.

Exhaust noisy (7.1.2)

Headlamp at least one does not illuminate on dipped beam (1.2.2a(i))

Rear suspension bush has slight free play (2.4.A2a(i))

Pass 9 Apr 2015 16,043 miles

Aftermarket clutch & front brake levers fitted.

Exhaust noisy (7.1.2)

Rear suspension bush has slight free play (2.4.A2a(i))

Pass 1 Apr 2014 15,080 miles

Bike presented for test fitted with rear seat cowling & without rear footrests - not required, as tested as single seat.

Drive chain worn but not considered excessive (6.2.1e)

Rear suspension bearing has slight free play (2.4.A2a(i))

Fail 1 Apr 2014 15,077 miles

Drive chain excessively loose (6.2.1d)

Headlamp aim too high (1.6)

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

Rear reflector on motorcycle missing (1.4.1)

Bike presented for test fitted with rear seat cowling & without rear footrests - not required, as tested as single seat.

Drive chain worn but not considered excessive (6.2.1e)

Rear suspension bearing has slight free play (2.4.A2a(i))

Pass 21 Mar 2013 11,790 miles
Fail 21 Mar 2013 11,784 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)

Registration plate characters incorrectly spaced (6.3.4a)

Registration plate with character(s) which are not the correct height (6.3.4a)

Registration plate with character(s) which are not the correct stroke width (6.3.4a)

Pass 4 Apr 2012 8,954 miles
Fail 4 Apr 2012 8,954 miles

Front Brake pad(s) less than 1.5 mm thick (3.2.A1f(i))

Rear Brake pad(s) less than 1.5 mm thick (3.2.A1f(i))

How Reliable is the Yamaha Yzf R125?

Based on 19,569 MOT tests across 3,376 vehicles.

74.4%
Pass Rate
1,821
Miles/Year
18
Year Lifespan
3,376
On UK Roads

Top MOT Failure Points

Brake pad(s) less than 1.5 mm thick 437
Tyre tread depth is below minimum requirements of 1.0mm 370
reflector on motorcycle missing 282
Drive chain excessively loose 263
shock absorber seal failed and leaking oil 230
Full Yamaha Yzf R125 reliability report

Don't risk it. Know before you buy.

Not all vehicle check providers are the same. Some don't offer a data guarantee, which means if their information is wrong, you're on your own. Every CarVerify report is backed by a £30,000 finance data guarantee.

£30k guarantee Instant results Cancel anytime

YB09 KSO is a 2009 Yamaha Yzf R125 in Black with a 124cc petrol engine. This vehicle has been through 22 MOT tests with a personal pass rate of 68.2%.

Across all 2009 Yamaha Yzf R125 models, the average MOT pass rate is 72.6% with a typical mileage of 13,704 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 Yzf R125 fails its MOT is brake pad(s) less than 1.5 mm thick, accounting for 437 recorded failures. If you're considering buying YB09 KSO, it's worth having these areas checked by a mechanic before committing.

The Yamaha Yzf R125 typically stays on UK roads for around 18 years. At 17 years old, this Yamaha Yzf R125 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of YB09 KSO?

You can check the full history of YB09 KSO by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was YB09 KSO registered?

YB09 KSO is a 2009 Yamaha Yzf R125, first registered on 29 July 2009.

Is YB09 KSO safe to buy?

The MOT history for YB09 KSO shows 22 tests with a 68.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does YB09 KSO 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 YB09 KSO. 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.