Dirt Bike Parts
Modern dirt bikes take serious abuse, so the parts on your machine need to match the way you ride. Whether you hit motocross tracks, single-track, or rough enduro terrain, the right dirt bike parts make a huge difference in power, handling, and durability. Riders choose high quality aftermarket components because they outperform stock parts and hold up when the pressure is on. Our selection is built for anyone who wants stronger performance and reliability on every jump, corner, and trail.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Psr - 08-04100-28 - Rear Disc Guard - Orange
PSR
$118.95Psr - 17030097 - Rear Disc Guard - OrangeFeaturesMachined from forged aluminumMost come with built-in caliper mountFin can be replaced separately if damagedSpecsColor/FinishOrangeProduct NameGuardTypeBrake DiscMaterialAluminumMounting PositionRearRiding...$118.95 -
Psr - 03-04100-29 - Rear Disc Guard - Gunmetal
PSR
$118.95Psr - 17030087 - Rear Disc Guard - GunmetalFeaturesMachined from forged aluminumMost come with built-in caliper mountFin can be replaced separately if damagedSpecsTypeBrake DiscRiding...$118.95 -
Pro Circuit - TB-12 - Throttle Tube - SX-F - Aluminum
PRO CIRCUIT
$93.95Pro Circuit - 06320788 - Throttle Tube - SX-F - AluminumFeaturesStronger and more durable than OEM plastic unitsSpecsBase FinishFlatColor/FinishBlackRiding StyleOff-RoadFor Handlebar Diameter Imperial7/8''Product NameTubeStyleTwist...$93.95 -
Pro Filter - MTX-1004-01 - Premium Air Filter - Honda
Pro Filter
$26.99Pro Filter - 10114438 - Premium Air Filter - HondaFeaturesReticulation foam offers unsurpassed air flow and filtrationMade from chemical-resistant, high-quality polyester foamRubber grommetReusableSpecsFilter ShapeOvalRiding StyleOff-RoadFilter Media...$26.99 -
Prox - 37.63005 - Brake Caliper Rebuild Kit - Front
Prox
$24.95Prox - 17020501 - Brake Caliper Rebuild Kit - FrontFeaturesSpecsMounting PositionFrontProduct NameRebuild KitRiding StyleOff-RoadRiding StyleStreetTypeBrake...$24.95 -
Prox - 37.63033 - Brake Caliper Rebuild Kit - Rear
Prox
$24.95Prox - 17020510 - Brake Caliper Rebuild Kit - RearFeaturesSpecsProduct NameRebuild KitRiding StyleOff-RoadUnitsKitTypeBrake CaliperMounting PositionRearFitment2001-2021KawasakiKX852002-2025YamahaYZ852000-2025KawasakiKX651997-2009,...$24.95 -
Race Tech - FKTC RP3601P - Fork Reservoir Piston - Dual-Chamber
Race Tech
$129.99Race Tech - 04500341 - Fork Reservoir Piston - Dual-ChamberFeaturesBillet aluminum replacements are extremely durable and lightweightAnodized coating minimizes frictionSpecsProduct NamePistonModelDual-ChamberMaterialBillet AluminumRiding...$129.99 -
Pro Circuit - KAB17 - Axle Blocks - Natural - KX 250F/450F
PRO CIRCUIT
$62.95Pro Circuit - 12310835 - Axle Blocks - Natural - KX 250F/450F Features CNC-machined from billet aluminum for strength and light weight Specs Color/Finish Hard Anodized Color/Finish Natural Material Billet...$62.95 -
Pro Circuit - HPA17450 - Linkage Arm - 146 mm - Honda - CRF450R/RX
PRO CIRCUIT
$224.95Pro Circuit - 13020649 - Linkage Arm - 146 mm - Honda - CRF450R/RXFeaturesThis will also help eliminate the initial loose and wallowy feelTurning and cornering capabilities are greatly improved as wellEach link arm includes all of the required bearings...$224.95 -
Pro Circuit - WPK17250 - Water Pump Cover with Impeller - Kawasaki
PRO CIRCUIT
$239.95Pro Circuit - 09401611 - Water Pump Cover with Impeller - KawasakiFeaturesStrong, lightweight and durable to provide years of outstanding protection and performanceDesigned with an impeller to increase water flow and reduce hydraulic friction and...$239.95 -
Pro Circuit - PC4009-0015 - Oil Filter Cover - Kawasaki
PRO CIRCUIT
$39.95Pro Circuit - 09401492 - Oil Filter Cover - KawasakiFeaturesPolished to a mirror finish, then anodized for a one-of-a-kind lookSpecsColor/FinishMirrorProduct NameCoverColor/FinishRedMaterialAluminumColor/FinishWhiteUnitsEachColor/FinishAnodizedRiding...$39.95 -
Psr - 00-02153-22 - Clutch Cable Adjuster - M8 x 1.25 - Black
PSR
$25.95Psr - 06170298 - Clutch Cable Adjuster - M8 x 1.25 - BlackFeaturesMachined billet aluminumSpecsMaterialAluminumBase FinishPolishedUnitsEachBase ColorBlackThread SizeM8 x 1.25Color/FinishBlackProduct NameCable AdjusterTypeClutchColor/FinishPolishedRiding...$25.95 -
Out of stock
Prox - 01.6388.B - Piston Kit - 71.95 mm - Gas Gas | Husqvarna | KTM
Prox
$189.95Prox - 09106267 - Piston Kit - 71.95 mm - Gas Gas | Husqvarna | KTMFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin,...$189.95 -
Out of stock
Psr - 00-02154-22 - Clutch Cable Adjuster - M10 x 1.25 - Black
PSR
$25.95Psr - 06170300 - Clutch Cable Adjuster - M10 x 1.25 - BlackFeaturesMachined billet aluminumSpecsRiding StyleOff-RoadColor/FinishPolishedMaterialAluminumUnitsEachTypeClutchColor/FinishBlackProduct NameCable AdjusterThread SizeReverse ThreadBase...$25.95 -
Psr - 00-02152-25 - Clutch Cable Adjuster - M10 x 1.25 - Blue
PSR
$25.95Psr - 06170296 - Clutch Cable Adjuster - M10 x 1.25 - BlueFeaturesMachined billet aluminumSpecsColor/FinishBlueRiding StyleOff-RoadThread SizeM10 x 1.25TypeClutchUnitsEachProduct NameCable AdjusterBase ColorBlueBase...$25.95 -
Prox - 01.6388.C - Piston Kit - 71.96 mm - Gas Gas | Husqvarna | KTM
Prox
$189.95Prox - 09106268 - Piston Kit - 71.96 mm - Gas Gas | Husqvarna | KTMFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin,...$189.95 -
Psr - 00-02153-24 - Clutch Cable Adjuster - M8 x 1.25 - Red
PSR
$25.95Psr - 06170299 - Clutch Cable Adjuster - M8 x 1.25 - RedFeaturesMachined billet aluminumSpecsColor/FinishRedProduct NameCable AdjusterThread SizeReverse ThreadBase FinishPolishedColor/FinishPolishedThread SizeM8 x 1.25Base...$25.95 -
Out of stock
Prox - 01.6387.B - Piston Kit - 71.95 mm - Husqvarna TE300/TX300 | KTM 300EXC
Prox
$189.95Prox - 09106265 - Piston Kit - 71.95 mm - Husqvarna TE300/TX300 | KTM 300EXCFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit,...$189.95 -
Psr - 00-00214-22 - Mirror - Denali - Dual Sport/Universal - Black
PSR
$37.95Psr - 06401187 - Mirror - Denali - Dual Sport/Universal - BlackFeaturesMirror body is CNC-machined billet aluminumConvex rear view for a wider field of visionOverall length is 7"SpecsMirror Head Height Imperial3-1/2''Mounting StyleScrew-InStem Length...$37.95 -
Prox - 01.7398.B - Piston Kit - 71.95 mm - Beta
Prox
$199.95Prox - 09106269 - Piston Kit - 71.95 mm - BetaFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and circlipsSpecsBore...$199.95 -
Out of stock
Prox - 35.2424 - Top End Gasket Set - Yamaha
Prox
$69.95Prox - 09347128 - Top End Gasket Set - YamahaFeaturesPrecision engineering and the use of first-class materials guarantee the quality you demandSpecsProduct NameGasket SetRiding StyleOff-RoadEngine Type4-StrokeTypeTop...$69.95 -
Prox - 35.2005 - Top End Gasket Set - Yamaha PW 50
Prox
$19.95Prox - 09347119 - Top End Gasket Set - Yamaha PW 50FeaturesPrecision engineering and the use of first-class materials guarantee the quality you demandSpecsRiding StyleOff-RoadUnitsSetEngine Type2-StrokeProduct NameGasket SetTypeTop EndFitment1990-2009,...$19.95 -
Prox - 35.2129 - Top End Gasket Set - Yamaha YZ 85
Prox
$34.95Prox - 09347123 - Top End Gasket Set - Yamaha YZ 85FeaturesPrecision engineering and the use of first-class materials guarantee the quality you demandSpecsUnitsSetRiding StyleOff-RoadEngine Type2-StrokeProduct NameGasket SetTypeTop...$34.95 -
Prox - 35.1623 - Top End Gasket Set - Honda XR650L
Prox
$64.95Prox - 09347118 - Top End Gasket Set - Honda XR650LFeaturesPrecision engineering and the use of first-class materials guarantee the quality you demandSpecsProduct NameGasket SetTypeTop EndEngine Type4-StrokeRiding...$64.95 -
Out of stock
Prox - 35.1419 - Top End Gasket Set - Honda
Prox
$84.95Prox - 09347111 - Top End Gasket Set - HondaFeaturesPrecision engineering and the use of first-class materials guarantee the quality you demandSpecsEngine Type4-StrokeUnitsSetRiding StyleStreetProduct NameGasket SetRiding StyleOff-RoadTypeTop...$84.95 -
Prox - 35.1613 - Top End Gasket Set - Honda XR600R
Prox
$64.95Prox - 09347117 - Top End Gasket Set - Honda XR600RFeaturesPrecision engineering and the use of first-class materials guarantee the quality you demandSpecsProduct NameGasket SetUnitsSetTypeTop EndRiding StyleOff-RoadEngine...$64.95 -
Prox - 57.6324 - Water Pump Rebuild Kit - Husqvarna/KTM
Prox
$39.95Prox - 09347077 - Water Pump Rebuild Kit - Husqvarna/KTMFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecsEngine Type2-StrokeProduct NameRepair KitRiding StyleStreetTypeWater PumpEngine Type4-StrokeUnitsKitRiding...$39.95 -
Out of stock
Prox - 57.6325 - Water Pump Rebuild Kit - KTM
Prox
$24.95Prox - 09347078 - Water Pump Rebuild Kit - KTMFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecsRiding StyleOff-RoadEngine Type4-StrokeUnitsKitTypeWater PumpEngine Type2-StrokeProduct NameRepair KitRiding...$24.95 -
Prox - 57.6429 - Water Pump Rebuild Kit - KTM
Prox
$49.95Prox - 09347081 - Water Pump Rebuild Kit - KTMFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecsRiding StyleOff-RoadProduct NameRepair KitUnitsKitTypeWater PumpEngine Type4-StrokeRiding StyleStreetFitment2008-2011KTM450...$49.95 -
Prox - 35.1348 - Top End Gasket Set - Honda
Prox
$84.95Prox - 09347108 - Top End Gasket Set - HondaFeaturesPrecision engineering and the use of first-class materials guarantee the quality you demandSpecsProduct NameGasket SetTypeTop EndUnitsSetRiding...$84.95 -
Prox - 57.6322 - Water Pump Rebuild Kit - KTM
Prox
$34.95Prox - 09347075 - Water Pump Rebuild Kit - KTMFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecsRiding StyleOff-RoadEngine Type4-StrokeRiding StyleATVProduct NameRepair KitUnitsKitTypeWater PumpRiding...$34.95 -
Out of stock
Prox - 57.6316 - Water Pump Rebuild Kit - Husqvarna/KTM
Prox
$39.95Prox - 09347072 - Water Pump Rebuild Kit - Husqvarna/KTMFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecsProduct NameRepair KitTypeWater PumpUnitsKitEngine Type4-StrokeRiding StyleOff-RoadFitment2016-2020KTM250...$39.95 -
Out of stock
Prox - 57.6321 - Water Pump Rebuild Kit - Husqvarna/KTM
Prox
$39.95Prox - 09347074 - Water Pump Rebuild Kit - Husqvarna/KTMFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecsProduct NameRepair KitEngine Type2-StrokeUnitsKitEngine Type4-StrokeRiding StyleStreetRiding StyleOff-RoadTypeWater...$39.95 -
Prox - 57.4118 - Water Pump Rebuild Kit - Kawasaki/Suzuki
Prox
$29.95Prox - 09347041 - Water Pump Rebuild Kit - Kawasaki/SuzukiFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecsEngine Type2-StrokeProduct NameRepair KitTypeWater PumpRiding...$29.95 -
Prox - 37.63028 - Brake Caliper Rebuild Kit - Rear
Prox
$24.95Prox - 17020502 - Brake Caliper Rebuild Kit - RearFeaturesSpecsMounting PositionRearRiding StyleOff-RoadRiding StyleStreetTypeBrake CaliperUnitsKitProduct NameRebuild KitFitment1993-2024HondaXR650L1994-1996,...$24.95 -
Out of stock
Prox - 57.6314 - Water Pump Rebuild Kit - KTM
Prox
$59.95Prox - 09347071 - Water Pump Rebuild Kit - KTMFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecsUnitsKitProduct NameRepair KitRiding StyleStreetEngine Type2-StrokeRiding StyleOff-RoadTypeWater PumpFitment1994-2003KTM250...$59.95 -
Prox - 57.4223 - Water Pump Rebuild Kit - Kawasaki
Prox
$39.95Prox - 09347043 - Water Pump Rebuild Kit - KawasakiFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecsProduct NameRepair KitTypeWater PumpRiding StyleOff-RoadUnitsKitEngine Type2-StrokeFitment2003-2005KawasakiKX125$39.95 -
Pro Filter - MTX-1003-04 - Premium Air Filter - Honda
Pro Filter
$26.99Pro Filter - 10114437 - Premium Air Filter - HondaFeaturesReticulation foam offers unsurpassed air flow and filtrationMade from chemical-resistant, high-quality polyester foamRubber grommetReusableSpecsColor/FinishWhiteModelPremiumUnitsEachBase...$26.99 -
Out of stock
Prox - 57.3425 - Water Pump Rebuild Kit - Suzuki
Prox
$34.95Prox - 09347035 - Water Pump Rebuild Kit - SuzukiFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecsTypeWater PumpProduct NameRepair KitRiding StyleOff-RoadUnitsKitEngine Type4-StrokeFitment2005-2007SuzukiRMZ450$34.95 -
Pro Filter - AFR-1004-01 - Pre-Oiled Air Filter - Honda
Pro Filter
$12.99Pro Filter - 10114439 - Pre-Oiled Air Filter - HondaFeaturesComes complete with disposable glovesDual stage open cell foam matrixPre-oiled with MAXIMA FFT™Plush 13 mm sealing foamSpecsFilter Media MaterialFoamFilter...$12.99
High Performance Dirt Bike and Motocross Components
Every piece of your dirt bike contributes to how confidently you ride. Upgrading to better engine parts, clutch components, and fuel system pieces gives you stronger acceleration and cleaner throttle response when the track gets rough. Suspension upgrades like fork springs, seals, shock components, and linkage parts help your bike stay predictable through whoops, ruts, and landings. Controls matter just as much, so riders improve their cockpit with new handlebars, grips, levers, and foot pegs that boost comfort and precision at high speed.
Performance braking and drive components can completely transform how a dirt bike handles. Rotors, pads, chains, sprockets, wheel bearings, and hardware all play a role in keeping traction consistent and stopping power reliable. Even routine maintenance items like air filters, spark plugs, fluids, cables, and gaskets impact how well your bike performs under load. Quality parts help you ride longer, harder, and with more confidence, whether you are chasing lap times or carving your favorite trails.
Our goal is simple. Give riders access to dirt bike parts that hold up to real riding conditions and deliver true performance gains. When you twist the throttle, charge a jump, or slam into a corner, you should trust that every component on your bike can take the hit and keep going. Explore our full lineup of dirt bike and motocross parts and build a machine that is ready for whatever you throw at it.