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.
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- Quantity
- Price
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Out of stock
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 damagedSpecs$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 unitsSpecs$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...$26.99 -
Prox - 37.63005 - Brake Caliper Rebuild Kit - Front
Prox
$27.95Prox - 17020501 - Brake Caliper Rebuild Kit - FrontFeaturesSpecsMounting PositionFront$27.95 -
Prox - 37.63033 - Brake Caliper Rebuild Kit - Rear
Prox
$27.95Prox - 17020510 - Brake Caliper Rebuild Kit - RearFeaturesSpecsProduct NameRebuild Kit$27.95 -
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 frictionSpecs$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$62.95 -
Out of stock
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...$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...$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 lookSpecs$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 aluminumSpecsMaterial$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...$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 Style$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/Finish$25.95 -
Out of stock
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...$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/Finish$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...$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"Specs$37.95 -
Prox - 01.7398.B - Piston Kit - 71.95 mm - Beta
Prox
$221.95Prox - 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...$221.95 -
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 demandSpecs$69.95 -
Prox - 35.2005 - Top End Gasket Set - Yamaha PW 50
Prox
$22.95Prox - 09347119 - Top End Gasket Set - Yamaha PW 50FeaturesPrecision engineering and the use of first-class materials guarantee the quality you demandSpecs$22.95 -
Prox - 35.2129 - Top End Gasket Set - Yamaha YZ 85
Prox
$36.95Prox - 09347123 - Top End Gasket Set - Yamaha YZ 85FeaturesPrecision engineering and the use of first-class materials guarantee the quality you demandSpecs$36.95 -
Prox - 35.1623 - Top End Gasket Set - Honda XR650L
Prox
$67.95Prox - 09347118 - Top End Gasket Set - Honda XR650LFeaturesPrecision engineering and the use of first-class materials guarantee the quality you demandSpecs$67.95 -
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 demandSpecs$84.95 -
Out of stock
Prox - 35.1613 - Top End Gasket Set - Honda XR600R
Prox
$67.95Prox - 09347117 - Top End Gasket Set - Honda XR600RFeaturesPrecision engineering and the use of first-class materials guarantee the quality you demandSpecs$67.95 -
Out of stock
Prox - 57.6324 - Water Pump Rebuild Kit - Husqvarna/KTM
Prox
$41.95Prox - 09347077 - Water Pump Rebuild Kit - Husqvarna/KTMFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecs<$41.95 -
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 sealsSpecs$24.95 -
Out of stock
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 sealsSpecs$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 demandSpecs$84.95 -
Prox - 57.6322 - Water Pump Rebuild Kit - KTM
Prox
$36.95Prox - 09347075 - Water Pump Rebuild Kit - KTMFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecs$36.95 -
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 sealsSpecs<$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 sealsSpecs<$39.95 -
Out of stock
Prox - 57.4118 - Water Pump Rebuild Kit - Kawasaki/Suzuki
Prox
$31.95Prox - 09347041 - Water Pump Rebuild Kit - Kawasaki/SuzukiFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecs$31.95 -
Prox - 37.63028 - Brake Caliper Rebuild Kit - Rear
Prox
$27.95Prox - 17020502 - Brake Caliper Rebuild Kit - RearFeaturesSpecsMounting PositionRear$27.95 -
Prox - 57.6314 - Water Pump Rebuild Kit - KTM
Prox
$62.95Prox - 09347071 - Water Pump Rebuild Kit - KTMFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecs$62.95 -
Out of stock
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 sealsSpecs$39.95 -
Out of stock
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...$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 sealsSpecs$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 foamSpecs$12.99 -
Prox - 57.4329 - Water Pump Rebuild Kit - Kawasaki
Prox
$41.95Prox - 09347054 - Water Pump Rebuild Kit - KawasakiFeaturesRepair kit includes all necessary gaskets, O-rings, bearings and sealsSpecs$41.95
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.