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YAMAHA YZ125 1999

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Guaranteed to fit Exact year selected

Browse parts for your YAMAHA YZ125 1999. Find maintenance essentials and replacement parts matched to your selected bike, or filter by part type to find what you need.

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GRIPS
£17.50
Small change, big difference in how the bike feels in your hands.
HANDGUARDS
WAS £34.99 £25.00
Cheap protection for the parts you use every second of every ride.
HANDGUARDS
WAS £34.99 £25.00
Cheap protection for the parts you use every second of every ride.
PISTON KIT
£104.95
Restore your power in an afternoon.
PISTON RING
£22.19
Sometimes all a flat-feeling engine needs is fresh rings.
SMALL END BEARING
£16.81
A small part that keeps the piston moving exactly as it should.
REED VALVE SYSTEM
£164.00
Instant throttle response, straight off the bottom.
WATER PUMP KIT
£40.08
Don't cook your top-end rebuild - fix cooling first.
WHEEL BEARING KIT
£29.50
Smooth-running wheels are the foundation of confident handling.
WHEEL BEARING KIT
£34.42
Smooth-running wheels are the foundation of confident handling.
WHEEL SPACER KIT (FRONT)
£29.62
A small spacer with a big say in front wheel feel.
WHEEL SPACER KIT (REAR)
£40.11
A small spacer with a big say in rear wheel feel.
EXHAUST
£288.75
The upgrade that lets every other part breathe properly.
Currently unavailable View product →
BIG END BEARING
£27.65
The small part that decides whether your bottom end survives or fails.
OIL SEAL SET
£25.20
The unglamorous parts that keep everything else properly sealed.
CLUTCH FRICTION PLATES
£87.99
The part behind almost every clutch slip complaint.
TRANSMISSION BEARING KIT
WAS £120.00 £99.00
The bearings that keep every gear change precise and quiet.
MAIN BEARING AND SEAL KIT
£52.37
The part that decides whether your rebuild lasts one season or five.
GASKET SET (COMPLETE)
£41.23
One kit, every seal, no repeat trips to the parts counter.
GASKET SET (TOP END)
£20.88
The seal that makes sure the rest of the job holds.
LINKAGE BEARING KIT
£87.84
Smooth rear travel starts with the bearings that make it possible.
STEERING STEM KIT
£55.22
Smooth, confident steering starts at the head bearings.
OUTPUT SHAFT KIT
£22.11
The last link in the chain between your engine and the ground.
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