0
£0.00

The KTM 125 SX is the most compact and lightest of the big bikes, with a thrilling ride that no other bike can match. The most competitive 125 cc 2-stroke engine in its class teams up with a lightweight frame to satisfy the expectations of any young adrenaline junkie. The ultimate pro entrance and ...  show more


Filter by part type
Filter by part type
FMF P-CORE 2 SHORTY KTM SX125/SX150 2019-2021 EXHAUST SILENCER 025259
£204.75
The upgrade that lets every other part breathe properly.
Currently unavailable View product →
Currently unavailable View product →
FMF TURBINECORE 2 EXHAUST SILENCER 98-03 SX125 025059
£203.34
The upgrade that lets every other part breathe properly.
FMF TURBINECORE 2 KTM SX125/SX150 2019 - 2021 EXHAUST SILENCER 025260
£203.34
The upgrade that lets every other part breathe properly.
FORK BUSHING KIT KTM SX125 2013-2014 / SX150 SX250 SXF250 SXF350 SXF450 2012-2014
£46.89
The unseen part that decides how planted your front end feels.
FORK BUSHING SET KTM SX125 SX200 SX250 EXC 125 EXC200 EXC250 EXC300 2003-2004
£58.80
The unseen part that decides how planted your front end feels.
FORK BUSHING SET KTM SX125 SX250 EXC 125 EXC200 EXC250 EXC300 2000-2001
£50.07
The unseen part that decides how planted your front end feels.
GASKET KIT (TOP END) KTM SX125 / SX150 2016-2022
£67.75
The seal that makes sure the rest of the job holds.
HGS EXHAUST KTM SX125 2004-2011
£271.12
The upgrade that lets every other part breathe properly.
HGS EXHAUST KTM SX125 2012-2015
£278.25
The upgrade that lets every other part breathe properly.
HGS EXHAUST KTM SX125 2016-2018
£271.12
The upgrade that lets every other part breathe properly.
HGS EXHAUST KTM SX125 2019-2021
£271.12
The upgrade that lets every other part breathe properly.
HOT RODS CRANKSHAFT HUSQVARNA TC 125 2014-15
£427.33
The part every other engine component depends on.
Can't find your part? Contact us here

Stop overpaying for parts that do the exact same job.

Select your bike and see every part built for it — race-grade quality, guaranteed fit, dealer prices left behind.

Find my parts

Looks like you're in
United Kingdom

Please confirm your location so we can show you the correct delivery options and prices.