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Shopping for

KTM SX125 1999

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Guaranteed to fit Exact year selected

Browse parts for your KTM SX125 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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Filter by part type
AIR FILTER
£17.58
The simplest way to add years to your engine's life.
THROTTLE CABLE
£18.31
One of the simplest ways to sharpen how a bike feels to ride.
CLUTCH COVER BOLT KIT
£17.00
Small bolts that finish the job properly.
Currently unavailable View product →
BRAKE DISC
£65.84
The part that decides how confidently you can brake into a rut.
BRAKE DISC
£54.29
The part that decides how confidently you can brake into a rut.
BRAKE PADS
£19.75
Fresh pads, fresh confidence into every braking bump.
BRAKE PADS
£19.75
Fresh pads, fresh confidence into every braking bump.
CARBURETOR REBUILD KIT
£35.36
Check this before you blame the engine.
CHAIN ROLLER (LOWER)
£23.55
Small roller, big difference to chain life.
CHAIN ROLLER (UPPER)
£23.55
Keeps the power running smoothly from sprocket to sprocket.
GRIPS
WAS £25.00 £17.50
Small change, big difference in how the bike feels in your hands.
CLUTCH BASKET
£255.00
The part that decides whether your new clutch plates last.
CLUTCH COVER
£149.00
Reseal after the rebuild, and keep everything where it should be.
Currently unavailable View product →
CLUTCH KIT
£130.43
Most riders replace the full kit, not just one worn plate.
COUNTER SHAFT SEAL KIT
£27.50
Small seal, big protection for your gearbox.
COOLANT
£11.99
Cheap protection for an expensive engine. Shop our dirt bike coolants today.
EXHAUST
£203.34
The upgrade that lets every other part breathe properly.
BRAKE CALIPER BOLT KIT
£14.54
Fix it before it fails you mid-moto.
WATER PUMP SHAFT
£29.24
A small shaft that keeps your whole cooling system turning.
REAR SILENCER
£178.37
Frees up the power the rest of your build is chasing.
REAR SILENCER
£178.37
Frees up the power the rest of your build is chasing.
BIG END BEARING
£27.65
The small part that decides whether your bottom end survives or fails.
Currently unavailable View product →
CLUTCH FRICTION PLATES
£82.49
The part behind almost every clutch slip complaint.
GASKET SET (COMPLETE)
£51.84
One kit, every seal, no repeat trips to the parts counter.
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