250 parts listed to fit the KTM 125 SX (1994 to 2027 models), from RFX, All Balls Racing, Racetech, ProX and Fresco. Each part below shows the model years it fits and its manufacturer part number.
Vehicle Parts for the KTM 125 SX
Air Filter
- RFX Race Air Box Wash Cover KTM/Hus 23-26 Gas 24-26 FXAW 50005 55ST fits 2023-2025
- RFX Race Air Box Wash Cover SX-EXCF TC-FE MC-MCF FXAW 50004 55ST fits 2016-2019
- RFX Race N/O Air Filter SX/F/TC/FC >22 EXC/F/TE/FE >23 FXAF 50007 55NO fits 2016-2019
- RFX Race Non Oiled Air Filter KTM/Husq 23-26 Gas 24-26 FXAF 50008 55NO fits 2023-2025
- RFX Race Non Oiled Air Filter SX/SXF 07-10 EXC/F 08-11 FXAF 50005 55NO fits 2007-2010
- RFX Race Non Oiled Air Filter SX/SXF/EXC/EXCF FXAF 50004 55NO fits 2004-2006
- RFX Race P/O Air Filter SX/F/TC/FC >15 EXC/TE/FE >16 FXAF 50006 55PO fits 2011-2015
- RFX Race P/O Air Filter SX/F/TC/FC >22 EXC/F/TE/FE >23 FXAF 50007 55PO fits 2016-2019
- RFX Race Pre Oiled Air Filter KTM/Husq 23-26 Gas 24-26 FXAF 50008 55PO fits 2023-2025
Battery
- Skyrich Lithium Ion Battery LTZ5S 2.0Ah fits 2017-2025
- Vertex VPZ5-S Battery fits 2023-2025
Bodywork Spares
- RFX Race Forkshrink Upper Fork Guard with 2016 WP fits 2000-2027
- Racetech Fork Guard SX125/250/300 23-24/EXC150/250/350 24 fits 2023-2025
- Racetech Fork Guards SX 125-150 15-23/SXF250-450 15-23 fits 2015-2022
- Racetech Fork Guards SX125-144-150-250 08-14 fits 2007-2014
- Racetech Fork Guards SX125-150 15-22/SXF250-450 15-22 fits 2015-2020
- Racetech Rear Shock Mud Plate EXC/EXCF 17-23 fits 2016-2022
- Racetech Rear Shock Mud Plate EXC/EXCF 24-26 fits 2023-2025
Brake Disc
- RFX Race Front Disc SX/F EXC/F TC-FE MC/F >26 FXBD 50600 55BK fits 1998-2025
- RFX Race Rear Disc SX85 SX/F EXC/F TE-FE MC/F >26 FXBD 50605 55BK fits 1998-2025
Brake Master Cylinder Repair
- All Balls Racing Front Master Cylinder Rebuild SX250 05/08 18-1024 fits 2006-2009
Brake Pad
- Braking Sintered Front Pads - 746CM44 746CM44 fits 2024-2025
- Braking Sintered Front Pads - 746CM46 746CM46 fits 1994-2025
- DP Brake Pads SDP Pro-MX SDP617 SDP617 fits 1994-2025
- DP Brake Pads SDP Pro-MX SDP622 SDP622 fits 1994-2003
- DP Brake Pads SDP Pro-MX SDP935 SDP935 fits 2004-2025
- DP Brake Pads Standard DP617 DP617 fits 1994-2025
- DP Brake Pads Standard DP935 DP935 fits 2004-2025
- RFX Pro Front Brake Pads KTM/Husqvarna/Gas Gas KX450 FXBP 50700 99CP fits 1994-2025
- RFX Pro Rear Brake Pads All 125-530 03- Husaberg 08- FXBP 50900 99CP fits 1994-2003
- RFX Pro Rear Brake Pads KTM/Husq/Gas & SX/TC/MC85 >26 FXBP 51000 99CP fits 2004-2025
- Tecnium Brake Pads MF171 Sintered Metal (Front) MF171 fits 2023-2025
Brake Spares
- RFX Pro Clutch Res Cap KTM 125/150 14- Husq 17-19 Magu FXRC 50200 99OR fits 2009-2014
- RFX Pro Rear Brake Res Cooling Extension 125-525 04-26 fits 2004-2022
- RFX Pro Res Cap Kit KTM/Husq/Gas Brake/Clutch fits 2016-2027
Cables and Accessories
- All Balls Racing Throttle Cable Husaberg 11-14/Husq 14-17/KTM 97-17 45-1046 fits 1998-2016
Chain Guide
- Racetech Chain Slider SX125-150 16-23/SX250 17-23/SXF 16-23 R-PATTKTMNR16 fits 2016-2018
Chains
- DID Chain 520 MX (Racing) (RJ) fits 1994-2025
- EK 520 MRD7 Drive Chain - Clip fits 1994-2027
- EK 520 SRX2 Drive Chain - Qx-Ring - Rivet fits 1995-2016, 2023-2027
- IRIS Chain 520FB X-Ring fits 1995-2016, 2023-2027
- IRIS Chain 520HTP O-Ring fits 1994-2023
- IRIS Chain 520RXL Super Heavy Non Sealed 91951120000000 (120) fits 1994-2027
- IRIS Chain 520RXP Super Heavy Non Sealed 91951240000000 (114) fits 1994-2025
- MTX Chain 520 Heavy Duty Non Sealed fits 1994-2025
Chassis Spares
- AXP Rear Disc Guard SX125/EXC250/SX250 12-25 AX1413 fits 2012-2027
- All Balls Racing Chain Roller 38 mm SX 93-02/EXC 93-08/FC/FE 04-08 79-5003 fits 1994-2007
- RFX Pro 2 Rear Axle Blocks SX/F TC/FC MC/F 125-525 >22 fits 2013-2022
- RFX Pro Rear Axle Blocks KTM/Hus/Gas 125-450 23-26 fits 2023-2027
- RFX Pro Steering Stem Nut KTM/Husqvarna/Gas Gas/Beta fits 2001-2027
Factory Kit
- RFX Factory Kit KTM/Husqvarna/Gas Gas Brembo 23-26 fits 2023-2027
- RFX Factory Kit KTM/Husqvarna/Gas Gas Brembo <22 fits 2016-2022
Footpegs and Rear Sets
- RFX Factory Footrests Ti KTM/Husq/Gas 23-26 FXFR 50400 GPTI fits 2023-2027
- RFX Factory Footrests Ti SX50/65 <23 SX/F/EXC/F 00-15 FXFR 50100 GPTI fits 1999-2015
- RFX Pro 2 Footrests SX/F/EXC/F TC/FC MC/MCF 85-450 fits 2016-2022
- RFX Pro Footrests KTM/Husq/Gas 23-26 fits 2023-2025
- RFX Pro Footrests SX/TC85 <24 SX/F EXC/F TC/FC MC/MCF fits 2016-2022
- RFX Pro Footrests SX50/SX65 <23 SX/EXC/SXF/EXCF 00-15 fits 1999-2015
- RFX Pro Footrests Ti/Alu <24 SX/F EXC/F TC/FC MC/MCF FXFR 50300 99TA fits 2016-2022
- RFX Pro Footrests Ti/Alu KTM/Husq/Gas 23-26 FXFR 50400 99TA fits 2023-2027
- RFX Pro Footrests Ti/Alu SX50/65 <23 SX/F/EXC/F 00-15 FXFR 50100 99TA fits 1999-2015
Fork Seals
- All Balls Racing Fork Seal Kit BMW F800GS 06-12/R 15-17 55-135 fits 1996-1998
- All Balls Racing Fork Seal Kit Gas-Gas/Husaberg/KTM 55-131 fits 2002-2022
- All Balls Racing Fork Seal Kit SX/EXC 00-02/SX85 03-24 55-114 fits 2000-2001
- All Balls Racing Fork/Dust Seal Kit BMW F800GS 06-12 56-149 fits 1996-1999
- All Balls Racing Fork/Dust Seal Kit Triumph Tiger 56-146 fits 2002-2016
- All Balls Racing Fork/Dust Seal Kit Triumph Tiger 800 56-126 fits 2000-2002
- All Balls Racing Oil & Dust Seal Kit SX/EXC125-620 98-99 56-148 fits 1999
- All Balls Racing Oil & Dust Seal Kit SX/SXF 17-24/EXC/EXCF 17-23 56-147 fits 2017-2027
- RFX Fork Seal Kit WP 48x57.7x9.5/10.5 FXSK 48571 55ST fits 2002-2025
- SKF Dual Oil & Dust Seal 48 mm WP DUAL-48W fits 2002-2025
- SKF Heavy Duty Oil & Dust Seal 45 mm MARZOCCHI KITG-45M-HD fits 1994-1999
- SKF Heavy Duty Oil & Dust Seal 48 mm WP KITG-48W-HD fits 2002-2025
- SKF Oil & Dust Seal 48 mm WP KITG-48W fits 2002-2025
- SKF Removable Fork Mud Scraper 48 mm WP KIT-MS48WP fits 2008-2022
Forks and Accessories
- All Balls Racing Fork Bushing GasGas 21-25/Husq 21-26/KTM 13-26 38-6157 fits 2021-2027
- All Balls Racing Fork Bushing Husaberg 05-08/KTM 04-18 38-6054 fits 2005-2007
- All Balls Racing Fork Bushing Husqvarna 16-26/KTM 07-23 38-6128 fits 2017-2020
- All Balls Racing Fork Bushing KTM 00-07 38-6053 fits 2000-2001
- All Balls Racing Fork Bushing KTM 07-12 38-6073 fits 2008-2012
Front Brake and Clutch Levers
- Hi Level Lever Clutch Alloy KTM Models with Hydra fits 2009-2015
- Hi Level Lever Front Brake Black Husab. FE250 14- fits 2014-2027
- RFX Pro Front Brake Lever KTM Models 125-525 <13 FXBL 50200 99BK fits 2005-2013
- RFX Pro Front Brake Lever SX/SXF/EXC TC/FC MC/MCF <26 FXBL 50600 99BK fits 2014-2027
- RFX Race Clutch Lever KTM/Husqvarna/Gas Gas/Beta FXCL 50300 55SV fits 2016-2027
- RFX Race Clutch Lever SX/EXC/XC/MXC 125-525 99-02 FXCL 50100 55SV fits 1999-2002
- RFX Race Clutch Lever SX65/SX85 All 125-525 Magura FXCL 50200 55SV fits 1998-2008
- RFX Race Flexible Lever Set Brembo/Magura Clutch 09-13 fits 2009-2013
- RFX Race Flexible Lever Set Brembo/Magura Clutch >08 fits 2005-2008
- RFX Race Flexible Lever Set KTM/Husq/Gas Brembo <26 fits 2016-2027
- RFX Race Flexible Lever Set SX125-200 14-15 EXC125 16 fits 2014-2015
- RFX Race Front Brake Lever All Models 125-525 99-04 FXBL 50100 55SV fits 1999-2004
- RFX Race Front Brake Lever KTM Models 125-525 <13 FXBL 50200 55SV fits 2005-2013
- RFX Sport Clutch Lever KTM/Husqvarna/Gas Gas/Beta FXCL 50300 00SV fits 2016-2027
- RFX Sport Clutch Lever SX/EXC/XC/MXC 125-525 99-02 FXCL 50100 00SV fits 1999-2002
- RFX Sport Clutch Lever SX65/SX85 All 125-525 Magura FXCL 50200 00SV fits 1998-2008
- RFX Sport Front Brake Lever All Models 125-525 99-04 FXBL 50100 00SV fits 1999-2004
- RFX Sport Front Brake Lever KTM Models 125-525 <13 FXBL 50200 00SV fits 2005-2013
Front Sprockets
- Hi Level Front Sprocket KTM 125/250 fits 1994-2027
- JT Front Sprocket - JTF1901 fits 1994-2027
- RFX Pro Front Sprocket KTM 14-26 Husq 14-26 Gas 21-26 fits 1994-2027
- RFX Race Front Sprocket KTM 14-26 Husq 14-26 Gas 21-26 fits 1994-2027
Gear Selector and Rear Brake Levers
- RFX Factory Gear Pedal KTM/Hus 85 18-26 125/150 >23 FXGP 51100 99HA fits 2018-2022
- RFX Factory Gear Pedal KTM/Husq/Gas 125/250/300 >26 FXGP5130099HA fits 2023-2027
- RFX Pro FT Rear Brake Pedal KTM/Husq 125-450 07-15 fits 2007-2015
- RFX Pro FT Rear Brake Pedal KTM/Husq/Gas 125-450 17-22 fits 2017-2022
- RFX Pro FT Rear Brake Pedal KTM/Husq/Gas Gas 23-26 fits 2023-2027
- RFX Pro FT Rear Brake Pedal SX/TC125 SXF/FC250-450 16 fits 2016
- RFX Pro ST Rear Brake Pedal KTM/Husq 125-450 07-15 fits 2007-2015
- RFX Pro ST Rear Brake Pedal SX/TC125 SXF/FC250-450 16 fits 2016-2022
- RFX Pro ST Rear Brake Pedal SXF/FC/MC 250-450 17-22 fits 2017-2022
- RFX Race Gear Pedal KTM/Husq 125-200 -15 4T 250-450 fits 1994-2015
- RFX Race Gear Pedal KTM/Husq/Gas 125/150/250/300 >26 fits 2023-2027
- RFX Race Gear Pedal KTM/Husq/Gas 450-501 >22 fits 2016
- RFX Race Gear Pedal KTM/Husq/Gas 85 18-26 125/150 >23 fits 2018-2022
Kickstarter
- RFX Race Kickstart Lever SX125/150 98-15 TC125 14-15 fits 1998-2015
Launch Control
- RFX Pro Launch Control Dual KTM/Husqvarna/Gas Gas >26 fits 2003-2027
- RFX Pro Launch Control Dual TC/FC/FE 14-26 FXLA 70101 99BU fits 2003-2027
- RFX Pro Launch Control Dual WP Factory 52mm Forks FXLA 50401 99HA fits 2003-2025
- RFX Pro Launch Control KTM/Husqvarna/Gas Gas >26 fits 2003-2027
- RFX Pro Launch Control TC/FC/FE 14-26 FXLA 70100 99BU fits 2003-2027
- RFX Pro Launch Control WP Factory 52mm Forks FXLA 50400 99OR fits 2003-2025
- XTRIG Launch Control (48 mm) 70100008 fits 2012-2025
Linkage Bearings
- All Balls Racing Linkage Bearing Kit SXF250/350/450 23-24 27-1216 fits 2023-2024
- All Balls Racing Lower Shock Bearing Kit SXF450 23-25 29-5093 fits 2023-2024
- RFX Race Linkage Kit SX/SXF >22 TC/FC/TE/FE >23 FXBE 51003 55ST fits 2021-2022
Lowering Kit
- Koubalink Lowering Link MC125 MC250/450 21-23 (Drop 1 in) KTM11-3-R fits 2012-2021
- Koubalink Lowering Link SX/F/FC/TC 11-23 (Drop 1 in) KTM11-3-B fits 2012-2022
- Koubalink Lowering Link SX/F/FC/TC 11-23 (Drop 1 in) KTM11-3-O fits 2012-2021
- Koubalink Lowering Link SX/SXF 11-23 (Drop 1.25 in) KTM11-2 fits 2012-2021
- Koubalink Lowering Link SX/SXF/FC/TC 23-26 (Drop 1 in) KTM11-4 fits 2023-2024
- Koubalink Lowering Link SX150/250/350 25-26 (Drop 1 in) KTM11-4A fits 2025
- Koubalink Lowering Link SX150/250/350 25-26 (Drop 1.5 in) KTM11-5A fits 2025
Plastic Kit
- Racetech Plastic Kit KTM SX125-150-250 19-22 (6 pcs) R-KITKTM-GR0-599 fits 2019-2022
- Racetech Plastic Kit SX-SXF125/250/450/505 07-10 (4 pcs) fits 2007-2010
- Racetech Plastic Kit SX125-150 16-18 (6 pcs) fits 2016-2018
- Racetech Plastic Kit SX125-150-250 19-22 (6 pcs) fits 2019-2022
- Racetech Plastic Kit SX125/150/250 12 (6 pcs) fits 2012
- Racetech Plastic Kit SX125/150/250 19-22 (6 pcs) fits 2019-2022
- Racetech Plastic Kit SX250 13-16/SXF125/150 13-15 (6 pcs) fits 2013-2015
Rear Sprockets
- Hi Level Rear Sprocket KTM 125/200 Enduro fits 1994-2025
- JT Rear Sprocket - JTR897 fits 1994-2025
- JT Twinstar Rear Sprocket SX/SXF125-530 91-22 fits 1994-2023
- RFX Armalite Rear Sprocket KTM/Husqvarna/Gas Gas >26 fits 1994-2027
- RFX Pro Elite Rear Sprocket SX/F EXC/F 125-530 91-26 fits 1994-2027
- RFX Pro HCS Rear Sprocket KTM/Husqvarna/Gas Gas 25- fits 1994-2027
Seat and Covers
- RFX Pro Ribbed Seat Cover SX/SXF 19-22 EXC/EXCF 20-23 fits 2019-2027
- RFX Pro Ribbed Seat Cover SX/SXF 23-25 EXC/F 2024 fits 2023-2027
- RFX Race Gripper Seat Cover SX/SXF 122- EXC/EXCF 20-22 FXSC5000555ST fits 2019-2022
- RFX Race Gripper Seat Cover SX/SXF 15- EXC/EXCF 12-16 FXSC5000355ST fits 2011-2015
- RFX Race Gripper Seat Cover SX/SXF 16-18 EXC/EXCF 19- FXSC5000455ST fits 2016-2018
- RFX Race Gripper Seat Cover SX/SXF 23-25 EXC/F 2024 fits 2023-2025
Shock Bearings
- All Balls Racing RSH/B Kit Lower SX/TC125-150 21-22/SXF250 21-22 29-5090 fits 2021-2022
- RFX Race Lower Shock Bearing Kit SX/SXF Linkage System FXBE 54002 55ST fits 2012-2020, 2025-2027
- RFX Race Lower Shock Bearing Kit SX/SXF No PDS System FXBE 54003 55ST fits 1998-2012
- RFX Race Upper Shock Bearing Kit KTM/Husqvarna/Gas Gas FXBE 54004 55ST fits 2012-2027
Side Panel
- Racetech Left Air Box Side Panel SX125-150 19-23 fits 2019-2022
- Racetech Side Panels EXC150/250/300/350/450/500 20-23 fits 2019-2020
- Racetech Side Panels SX125/250/300 23-24 fits 2023-2025
Spark Plug Caps
Swingarm Bearings
- RFX Race Swingarm Kit SX125-300 98-03 FXBE 52002 55ST fits 1998-2003
Switches
- Hi Level Switch Kill KX Style fits 2002-2013
- RFX Race Start Button KTM All Elec Start Model 250-530 FXKB 50900 55ST fits 2022-2027
Throttle Control
- RFX Pro Throttle Tube SX/SXF/EXC TC/FC/FC/FE >26 FXTT 50400 99BK fits 2023-2027
- RFX Pro Throttle Tube SX/TC85 >17 Beta RR125-300 >26 FXTT 50200 99BK fits 1998-2016
- RFX Pro Throttle Tube SX85 >25 SX/TC 125-250 >22 FXTT 50500 99BK fits 2017-2022
- RFX Race Throttle Assembly KTM/Husq/Gas 2T 23- FXTA 50600 55BK fits 2021-2022
- RFX Race Throttle Assembly KTM/Husqvarna 2T 20- FXTA 50500 55BK fits 2017-2020
- RFX Sport Plastic Throttle Sleeve CR125/250 92-07 FXTS 10200 00WT fits 1998-2010, 2012-2016
- RFX Sport Plastic Throttle Sleeve KTM/Husq 85-450 >26 FXTS 50400 00WT fits 2017-2027
Triple Clamps
- XTRIG ROCS Pro SX/SXF 13-22 (OS 22-24 mm) fits 2021-2022
- XTRIG ROCS Pro SX/SXF/EXC 13-22/MC 21-23 (OS 20-22 mm) 40505012 fits 2013-2021
- XTRIG ROCS Pro SX/SXF/EXC 13-23 (OS 20-22mm) fits 2013-2022
- XTRIG ROCS Pro SX/SXF/EXC/EXCF 24-26 (OS 20-22 mm) fits 2023-2027
- XTRIG ROCS Tech SX/SXF/EXC/EXCF 13-22 (OS 22 mm) 40705003 fits 2013-2022
- XTRIG ROCS Tech SX125/150/250/SXF250/350 23-26 (OS 22mm) fits 2023-2025
- XTRIG Stem (ROCS Tech) KTM/HQV/GASGAS 40506006 fits 2025-2027
- XTRIG Xtrig Replacement Stem (Rocs Pro) KTM/HVA/GG 20-26 40506001 fits 2023-2025
Wheel Bearing Kit
- RFX Race Front Wheel Bearing Kit CR125-500 CRF250/450 FXBE 15004 55ST fits 2000-2002
- RFX Race Front Wheel Bearing Kit SX125/250/380 94-99 FXBE 55003 55ST fits 1994-1999
- RFX Race Front Wheel Bearing Kit SX85 03-11 FXBE 55004 55ST fits 1994-1999
- RFX Race Rear Wheel Bearing Kit SX/SXF/EXC/EXCF >23 FXBE 55011 55ST fits 1994-2025
Wheel Bearings
- KOYO by JTEKT Bearing 6003DDU 60032RSC3 fits 1994-1999
- KOYO by JTEKT Bearing 6005DDU 6005-2RS-C3 (3) fits 1994-2025
- KOYO by JTEKT Bearing 6904DDU 69042RSC3 fits 2000-2002
- KOYO by JTEKT Bearing 6906DDU 69062RSC3 fits 2003-2019, 2021-2022
- NTN Bearing 6005LLUC3 6005LLUC3 fits 1994-2025
- NTN Bearing 6906LLUC3 6906LLUC3 fits 2003-2019, 2021-2022
Engine Parts for the KTM 125 SX
Clutch Covers
- RFX Pro Clutch Cover SX/EXC 125/150/200 98-15 FXCC 50300 99H2 fits 1998-2015
- RFX Pro Clutch Cover SX125/ EXC150 & TC125/ TE150i >26 FXCC 51200 99H2 fits 2023-2025
- RFX Pro Clutch Cover SX125/150/TC125 16-22 MC125 21-23 FXCC 50800 99H2 fits 2016-2022
Clutch Friction
- ProX Friction Plate Set SX/EXC125/144/150/200 98-18 16.S52001 fits 2009-2018
- ProX Friction Plate Set SX125/150 19-26 16.S53009 fits 2019-2027
Clutch Kit
- DP Clutch Kit SX125 TC125 19-25 / MC125 21-25 DPK246 fits 2019-2027
- ProX Complete Clutch Plate Set CR125 86-89 16.CPS12086 fits 1998-2018
- ProX Complete Clutch Plate Set CR125 90-99 16.CPS12090 fits 1998-2018
- ProX Complete Clutch Plate Set SX/EXC125 06-08 16.CPS62006 fits 1998-2018
- ProX Complete Clutch Plate Set SX125/150 19-26 16.CPS63029 fits 2019-2025
- ProX Complete Clutch Plate Set SX144/150 08-16 16.CPS62008 fits 2016
Clutch Steels
- ProX Alloy/Steel Plate Set SX/EXC125/144/150/200 98-18 16.S52002 fits 2009-2018
Engine Bearing
- NTN Bearing NJ205ET2X C3 NJ205ET2X C3 fits 1994-1997
- ProX Crank Bearing & Seal Kit SX/EXC125/150 24-26 23.CBS62024 fits 2024-2027
- ProX Crank Bearing & Seal Kit SX/EXC125/200 98-23 23.CBS62001 fits 1998-2023
- ProX Crank Seal Set SX125 98-26/SX/EXC150/200 98-22 42.6218 fits 1998-2025
Engine Con Rod Kit
- ProX Con.Rod Kit SX/EXC125 98-15/SX144/150 08-15 03.6220 fits 1998-2015
- ProX Con.Rod Kit SX125 16-26/SX150 16-25 03.6226 fits 2016-2025
Engine Full Gaskets and Seals
- Vertex Complete Gasket Kit SX125/SX150 16-22/TC125 16-22 860VG808370 fits 2016-2022
- Vertex Top End Gasket Kit SX125 23-25 860VG8100071 fits 2023-2025
Engine Piston Kit
- ProX Piston Kit SX125 07-26/EXC125 01-16 fits 2001-2027
Engine Piston Ring
- Vertex Piston Ring Ø 54mm 53009805400N8 fits 2001-2025
Engine Top End Gaskets and Seals
- ProX Top End Gasket Kit SX125 16-22/TC125 16-22 35.6216 fits 2016-2022
- V-Force Replacement Seal SX125 98-00 G306 fits 1998-2000
- V-Force Replacement Seal SX250 17-22 G426 fits 2016-2022
Engine Top End Kit
- Vertex Top End Piston Kit SX125 16-22 (RE) fits 2016-2022
Exhaust Pipe
- Fresco Front Pipe (Chrome) SX/TC/MC125 23-26 FRTEN125KT0023C fits 2023-2025
- Fresco Front Pipe (Factory) SX/TC/MC125 23-26 FRTEN125KT0023F fits 2023-2025
- Fresco Front Pipe (Factory) SX/XC-W125 19-22 FRTEN125KT0019F fits 2019-2022
- Fresco Front Pipe (Raw) SX EXC 125 19-22 FRTCR125KT0019R fits 2019-2022
- Fresco Front Pipe (Raw) SX/TC/MC125 23-26 FRTCR125KT0023R fits 2023-2025
Exhaust Silencer
- Fresco Silencer (Alu) SX/EXC125 19-22/MC125 21-22 FRTCR125KT0019XP fits 2019-2022
- Fresco Silencer (Alu) SX125 16-18/TX125 17-18 FRTCR125KT0016XP fits 2016-2018
- Fresco Silencer (Carb) SX/EXC125 19-22/TC/TX125 19-22 FRTCR125KT0019OT fits 2019-2022
- Fresco Silencer (Carb) SX/TC/MC125 23-26 FRTCR125KT0023OT fits 2023-2025
- Fresco Silencer (Carb) SX125 16-18/EXC125 17-18 FRTCR125KT0016OT fits 2016-2018
Fuel Injection and Carburator
- V-Force Reed Valve System SX125 98-15 V306A-H fits 1998-2015
- V-Force Replacement Reeds SX125 00-15 3P682H fits 1998-2015
- V-Force Replacement Reeds SX125 01-02 2P090-1 fits 2001-2003
- V-Force Replacement Reeds YZ125 05-22/SX125 16-21 4PR612M fits 2016-2018
Other Engine Covers
- RFX Pro Oil Filler Plug KTM/Husqvarna/Gas Gas >26 fits 1998-2027
Tyres and Wheels for the KTM 125 SX
Complete Wheels
- Haan A60 Complete Rear Wheel 18 x 2.15 EXC/EXCF 136012/11/10 fits 2013-2019
- Haan A60 Complete Rear Wheel 19 x 2.15 KTM SX/SXF 13-22 136516/11/10 fits 2013-2019
- Haan A60 Complete Rear Wheel 19 x 2.15 KTM/HUS 23> 1 36816/11/6 fits 2013-2019
- Haan Complete Front Wheel 21 x 1.60 KTM/Husq/Gas 15-26 fits 2015-2019
- Haan Complete Wheel Rear 18 x 2.15 KTM SX/SXF fits 1995-2012
Wheel Spacer
- All Balls Racing W/S Kit Front SX/SXF/TC/FC 15-25/EXC/EXCF 16-25 11-1103-1 fits 2015-2027
- All Balls Racing W/S Kit Front SX/SXF125-450 03-14/EXC-EXCF 03-15 11-1087 fits 2003-2014
- All Balls Racing W/S Kit Rear SX/SXF125-450 13-22 11-1102-1 fits 2013-2022
- All Balls Racing W/S Kit Rear SX125-450 03-12/EXC/EXCF 03-23 11-1084-1 fits 1994-2012
- RFX Pro FAST Wheel Spacers Rear KTM/Husqvarna/Gas Gas fits 2003-2012
- RFX Pro FAST Wheel Spacers Rear SX/SXF 125-525 13-22 fits 2013-2022
- RFX Pro Wheel Spacers Front All Models 125-525 03-14 fits 2003-2014
- RFX Pro Wheel Spacers Front KTM/Husqvarna/Gas Gas >26 fits 2015-2027
- RFX Pro Wheel Spacers Rear KTM/Husqvarna/Gas Gas 13-22 fits 2013-2022
- RFX Pro Wheel Spacers Rear KTM/Husqvarna/Gas Gas 23-26 fits 2023-2027
Vehicle Accessories for the KTM 125 SX
Chain Guards
- AXP Chain Guide MC125/MC250/MC250F/MC350F/MC450F 24-26 AX1770 fits 2023-2027
Frame Protection
- AXP Radiator Braces EXC125-250/300 24-26 AX1720 fits 2023-2027
- AXP Radiator Braces Husqvarna/GasGas/KTM 18-21 AX1449 fits 2018-2019
Nut and Bolt
- RFX Race Plastics Fastener Kit SX/F 11-15 EXC/F 12-16 FXBK 50700 55SV fits 2011-2015
- RFX Race Plastics Fastener Kit SX/F 16-26 EXC/F 17-26 FXBK 50800 55SV fits 2016-2023
- RFX Race Pro Bolt Pack OEM SX80-150 TC85-125 MC85-125 FXBK 50502 55SV fits 2002-2023
KTM fitment charts
Compare every KTM model and year: air filter, battery, brake pad, sprocket, fork seal, wheel bearing charts.
Other KTM models
KTM 250 SX, KTM 250 EXC, KTM 250 SX-F, KTM 450 SX-F, KTM 300 EXC, KTM 250 EXC-F, KTM 150 SX, KTM 350 SX-F, KTM 350 EXC-F, KTM 450 EXC-F, KTM 125 EXC, KTM 500 EXC-F. All KTM models.