Collection: KTM 250 SX Performance Parts, Kits, and Accessories - Moto-House MX
KTM 250 SX Performance Parts, Kits, and Accessories | Moto-House MX
At Moto-House MX, we are the go-to destination for performance parts, kits, and accessories for the KTM 250 SX. With over 40 years of experience building and tuning off-road bikes, our team helps you get more out of your KTM 250 SX.
The KTM 250 SX is a 2-stroke bike known for its explosive hard-hitting powerband, lightweight agility, and race-winning throttle response on the track. With the right upgrades you can unlock its potential. We focus on top-end and cylinder work, exhaust systems, reed valves, and clutch upgrades. Whether you are doing a full top-end rebuild, adding power, upgrading control, or protecting vital components, we carry the parts to do it.
Rebuild or build up the engine with Vertex, Wiseco, ProX, Cylinder Works, Athena, VHM, and Hot Rods pistons, cylinders, gaskets, and crank components. Add sharp throttle response with V-Force (Moto Tassinari) and Boyesen reed valves. Put the power to the ground with Rekluse and Hinson Racing clutch components, FMF and Pro Circuit exhaust systems, and Twin Air, Pro Filter, No Toil, and UNI air filtration. Improve control and drive with Renthal, ProTaper, ODI, ARC, Raptor Titanium, Flo Motorsports, Works Connection, RFX, and Xtrig bars, sprockets, levers, footpegs, and controls, plus D.I.D. Racing Chain and RK Chains. Protect the bike with Acerbis, UFO, Polisport, Cycra, and Works Connection plastics and guards, stop harder with EBC, Galfer, Moto-Master, and SBS brakes, keep it turning with Pivot Works, All Balls, SKF, and Race Tech bearings and suspension components, keep the system powered with Fire Power, GET Battery, NGK, and Trail Tech electricals, and maintain it with Maxima, Motorex, Muc-Off, and Motul chemicals. Moose Racing, Moose Offroad, 100%, and Alpinestars round it out with everything from hardware and protection to rider gear.
The KTM 250 SX competes directly with bikes like the Husqvarna TC 250, GasGas MC 250, Yamaha YZ250, and Beta 300 RX.
Get your KTM 250 SX dialed and ready for the next moto — shop the full collection and ship it fast.
Moto-House MX - Choice of Champions - is located in Clermont/Montverde, FL. We are the best shop in Central Florida with lightning-fast shipping.
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Acerbis X-Grip Frame Guards - 2019-2022 KTM 300 XC TPI, 250 XC TPI, 450 XC-F, 250 XC-F, 350 XC-F, 250 XC, and 300 XC
Regular price $54.86 USDRegular price$60.95 USDSale price $54.86 USDSale -
All Balls Fuel Pump Rebuild Kit - 47-2036 - KTM 450 SX-F, 350 SX-F, 250 SX-F, 450 XC-F, 350 XC-F, and 250 XC-F
Regular price $93.75 USDRegular price$93.75 USDSale price $93.75 USD -
Athena Race Top End Gaskets - R2706-078 - 2016-2022 KTM 250 SX-F, 250 XC-F, 250 EXC-F
Regular price $49.46 USDRegular price$54.95 USDSale price $49.46 USDSale -
Cylinder Works Big Bore Cylinder Kit - 51006-K01 - 2016-2022 KTM 250 SX-F, and 250 XC-F
Regular price $986.55 USDRegular price$1,037.95 USDSale price $986.55 USDSale -
Cylinder Works Cylinder Kit - Standard Bore - 50002-K01 - 2006-2012 KTM 250 SX-F, and 250 XC-F
Regular price $762.55 USDRegular price$895.95 USDSale price $762.55 USDSale -
Cylinder Works Cylinder Kit - Standard Bore - 50006-K01 - 2016-2022 KTM 250 SX-F, 250 XC-F, and 250 SX-F FE
Regular price $762.55 USDRegular price$895.95 USDSale price $762.55 USDSale -
Cylinder Works Cylinder Kit - Standard Bore Hi-Compression - 50002-K01HC - 2006-2012 KTM 250 SX-F, and 250 XC-F
Regular price $762.55 USDRegular price$895.95 USDSale price $762.55 USDSale -
Cylinder Works Cylinder Kit - Standard Bore Hi-Compression - 50006-K01HC - 2016-2022 KTM 250 SX-F, 250 XC-F, and 250 SX-F FE
Regular price $783.55 USDRegular price$948.58 USDSale price $783.55 USDSale -
Cylinder Works Standard Big Bore Cylinder - 51002-K01 - 2005-2012 KTM 250 SX-F, 250 XCF-W, and 250 XC-F
Regular price $934.55 USDRegular price$982.95 USDSale price $934.55 USDSale -
Cylinder Works Standard Big Cylinder - 51004-K01 - 2013-2015 KTM 250 XCF-W, 250 EXC-F, 250 SX-F, and 250 XC-F
Regular price $961.55 USDRegular price$961.55 USDSale price $961.55 USDSold out -
Cylinder Works Standard Bore Cylinder - 50002 - 2006-2012 KTM 250 XC-F, and 250 SX-F
Regular price $501.55 USDRegular price$526.95 USDSale price $501.55 USDSale -
Cylinder Works Standard Bore Cylinder - 50004 - 2014-2016 KTM 250 XCF-W, 250 EXC-F, 250 SX-F, and 250 XC-F
Regular price $501.55 USDRegular price$526.95 USDSale price $501.55 USDSale -
Cylinder Works Standard Bore Cylinder - 50006 - 2016-2022 KTM 250 SX-F, and 250 XC-F
Regular price $538.95 USDRegular price$538.95 USDSale price $538.95 USD -
Fire Power Featherweight Lithium Battery - HJTZ5SL-FP-B - 2020-2023 KTM 125-300 XC / XC-W TPi
Regular price $116.96 USDRegular price$129.95 USDSale price $116.96 USDSale -
Fire Power Featherweight Lithium Battery - HJTZ7SL-FP-B - KTM 125 - 300 XC/XC-W TPI
Regular price $143.95 USDRegular price$159.95 USDSale price $143.95 USDSale -
Fire Power Featherweight Lithium Battery 2007-2022 KTM 250 SX-F / 350 SX-F / 450 SX-F HJTZ5SL-FP-B
Regular price $116.96 USDRegular price$129.95 USDSale price $116.96 USDSale