Dirt Bike Parts
10000 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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Supersprox - RAL-460-50-BLK - Rear Sprocket - Black - Kawasaki/Suzuki - 50 Tooth
SuperSprox
$69.95Supersprox - 12111945 - Rear Sprocket - Black - Kawasaki/Suzuki - 50 ToothFeaturesFully CNC machined for a perfect fitGrooved teeth prevent dirt build up, helping to maximize sprocket and chain...$69.95 -
Shindy - 03-879 - Carburetor Repair Kit - Fits 1998-1999 Yamaha YZ400F
Shindy
$45.95Shindy - 10031241 - Carburetor Repair Kit - YamahaFeaturesAward-winning rubber-top float valves are made using highest quality rubber and a plated body for resistance to harsh gas, ethanol and...$45.95 -
Shindy - 03-867 - Carburetor Repair Kit - Fits 2006-2009 Yamaha TTR-50E
Shindy
$48.95Shindy - 10031229 - Carburetor Repair Kit - YamahaFeaturesAward-winning rubber-top float valves are made using highest quality rubber and a plated body for resistance to harsh gas, ethanol and...$48.95 -
Supersprox - RST-990-48-GLD - Stealth Rear Sprocket - 48 Tooth - Gold - Husaberg/Husqvarna/KTM
SuperSprox
MSRP: $119.95$109.95Supersprox - 12102056 - Stealth Rear Sprocket - 48 Tooth - Gold - Husaberg/Husqvarna/KTMFeaturesSteel teeth last 4 times longer than aluminumPound-for-pound, the strongest sprocket on the marketThe...MSRP: $119.95$109.95 -
Supersprox - RST-990-49-BLU - Stealth Rear Sprocket - 49 Tooth - Blue - Husaberg/Husqvarna/KTM
SuperSprox
MSRP: $119.95$109.95Supersprox - 12102068 - Stealth Rear Sprocket - 49 Tooth - Blue - Husaberg/Husqvarna/KTMFeaturesSteel teeth last 4 times longer than aluminumPound-for-pound, the strongest sprocket on the marketThe...MSRP: $119.95$109.95 -
Shindy - 03-852 - Carburetor Repair Kit - Fits 2002-2005 Yamaha YZ85
Shindy
$27.95Shindy - 10031215 - Carburetor Repair Kit - YamahaFeaturesAward-winning rubber-top float valves are made using highest quality rubber and a plated body for resistance to harsh gas, ethanol and...$27.95 -
Shindy - 03-804 - Carburetor Repair Kit - Fits 2007-2009 Suzuki RM-Z250
Shindy
$40.95Shindy - 10031205 - Carburetor Repair Kit - SuzukiFeaturesAward-winning rubber-top float valves are made using highest quality rubber and a plated body for resistance to harsh gas, ethanol and...$40.95 -
T.M. Designworks - DBF-KTM - Axle Block Flag Holder - KTM/Husqvarna/Husaberg - Multiple Husaberg/Husqvarna/KTM Models
T.M. Designworks
$46.95T.M. Designworks - 12311402 - Axle Block Flag Holder - KTM/Husqvarna/HusabergFeaturesMounts under the grab bar or axle block for extra protectionDoes not come with a flag or flag whip holder.Specs$46.95 -
T.M. Designworks - DBF-H06 - Axle Block Flag Holder - Honda
T.M. Designworks
$46.95T.M. Designworks - 12311401 - Axle Block Flag Holder - HondaFeaturesMounts under the grab bar or axle block for extra protectionDoes not come with a flag or flag whip holder.Specs$46.95 -
T.M. Designworks - YCP-OR6-BK - Chain Guide/Slider - Black - Yamaha
T.M. Designworks
$199.95T.M. Designworks - 12311390 - Chain Guide/Slider - Black - YamahaFeaturesThe dirt cross sliders are made from the TMD compression-injected propriety plasticMost dirt cross sliders have noise-reducing...$199.95 -
T.M. Designworks - SCP-OR2-BK - Chain Guide/Slider - Suzuki - Black - Fits Suzuki 2010-2018 RM-Z250, 2010-2017 RM-Z450
T.M. Designworks
$189.95T.M. Designworks - 12311366 - Chain Guide/Slider - Suzuki - BlackFeaturesThe dirt cross sliders are made from the TMD compression-injected propriety plasticMost dirt cross sliders have noise-reducing...$189.95 -
Prox - 01.1408.000 - Piston Kit - 89.00 mm - Honda CR500R
Prox
$185.95Prox - PX4040 - Piston Kit - 89.00 mm - Honda CR500RFeaturesPrecision machined on state of the art CNC equipmentMade with low expansion, low friction alloyKit includes piston, rings, circlips and...$185.95 -
Prox - 01.2314.D - Piston Kit - 67.97 mm - Yamaha WR250/YZ250
Prox
$132.95Prox - PX7080D - Piston Kit - 67.97 mm - Yamaha WR250/YZ250FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close...$132.95 -
Prox - 01.2314.B - Piston Kit - 67.95 mm - Yamaha WR250/YZ250
Prox
$132.95Prox - PX7080B - Piston Kit - 67.95 mm - Yamaha WR250/YZ250FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close...$132.95 -
Prox - 18.1290 - Inner Clutch Hub - Multiple Honda/Husqvarna/KTM Models
Prox
$66.95Prox - 11320059 - Inner Clutch HubFeaturesPrecision cast and machinedSame as OEM replacement; fit both stock and aftermarket primary clutch basketsSpecs$66.95 -
Pro Circuit - FMS07250 - Fuel Mixture Screw - Honda/Kawasaki/KTM/Yamaha - Red - Multiple Models
Pro Circuit
$29.95Pro Circuit - 10500173 - Fuel Mixture Screw - Honda/Kawasaki/KTM/Yamaha - RedFeaturesPro Circuit's fuel mixture screw can be turned by hand (without the use of tools)Fits 4-strokes with Keihin pumper...$29.95 -
Regina - 124RH2/008 - 420 RH2 Series - Chain - 110 Links
Regina
$58.95Regina - 12200281 - 420 RH2 Series - Chain - 110 LinksFeaturesLarger diameter alloy carbon steel pins and thicker plates offer increase tensile strength and fatigue resistanceExtended bushings and...$58.95 -
Regina - 124RH2/00D - 420 RH2 Series - Chain - 120 Links
Regina
$64.95Regina - 12200282 - 420 RH2 Series - Chain - 120 LinksFeaturesLarger diameter alloy carbon steel pins and thicker plates offer increase tensile strength and fatigue resistanceExtended bushings and...$64.95 -
Regina - 135RH2/25FT - 520 RH2 Series - Chain - 25 Feet
Regina
$409.95Regina - 12200104 - 520 RH2 Series - Chain - 25 FeetFeaturesExtended bushings and solid rollers provide improved durabilitySpecs$409.95 -
Pro Filter - AFR-2010-01 - Premium Air Filter - Fits Yamaha 2014-2018 YZ250F, 2016-2018 WR450F, 2014-2017 YZ450F, 2015-2018 YZ450FX
Pro Filter
$13.99Pro Filter - 10113889 - Premium Air Filter - YamahaFeaturesComes complete with disposable glovesDual stage open cell foam matrixPre-oiled with MAXIMA FFT™Plush 13 mm sealing foamSpecs$13.99 -
Regina - 124RH2/012 - 420 RH2 Series - Chain - 130 Links
Regina
$69.95Regina - 12200285 - 420 RH2 Series - Chain - 130 LinksFeaturesLarger diameter alloy carbon steel pins and thicker plates offer increase tensile strength and fatigue resistanceExtended bushings and...$69.95 -
Regina - 135RH2/1018 - 520 RH2 - Drive Chain - 130 Links
Regina
$110.95Regina - 12200103 - 520 RH2 - Drive Chain - 130 LinksFeaturesLarger diameter alloy carbon steel pins and thicker plates offer increased tensile strength and fatigue resistanceExtended bushings and...$110.95 -
Pro Filter - MTX-2010-01 - Premium Air Filter - Fits Yamaha 2020 WR250F, 2014-2018 YZ250F, 2016-2018 WR450F, 2015-2018 YZ450FX
Pro Filter
$26.99Pro Filter - 10113888 - Premium Air Filter - YamahaFeaturesMade from chemical-resistant, high-quality polyester foamReticulation foam offers unsurpassed air flow and filtrationRubber...$26.99 -
Pro Filter - AFR-3002-01 - Premium Air Filter - Fits Kawasaki 2017-2020 KX250F, 2021 KX250XC, 2016-2018 KX450F
Pro Filter
$13.99Pro Filter - 10113887 - Premium Air Filter - KawasakiFeaturesComes complete with disposable glovesDual stage open cell foam matrixPre-oiled with MAXIMA FFT™Plush 13 mm sealing foamSpecs$13.99 -
Pro Filter - MTX-1003-02 - Premium Air Filter - Fits Honda 2014-2017 CRF250R, 2013-2016 CRF450R
Pro Filter
$26.99Pro Filter - 10113881 - Premium Air Filter - HondaFeaturesMade from chemical-resistant, high-quality polyester foamReticulation foam offers unsurpassed air flow and filtrationRubber...$26.99 -
Pro Filter - AFR-1003-02 - Premium Air Filter - Fits Honda 2014-2017 CRF250R, 2013-2016 CRF450R
Pro Filter
$13.99Pro Filter - 10113882 - Premium Air Filter - HondaFeaturesComes complete with disposable glovesDual stage open cell foam matrixPre-oiled with MAXIMA FFT™Plush 13 mm sealing foamSpecs$13.99 -
Rekluse - RMS-2804047 - TorqDrive® Clutch Pack - KX 450 - Fits 2021-2026 Kawasaki KX450/SR/X
Rekluse
$429.00Rekluse - 11313654 - TorqDrive® Clutch Pack - KX 450FeaturesIts as easy as changing your clutch plates into your OEM componentsTorqDrive Technology also provides increased clutch life and decreased...$429.00 -
Prox - 37.910024 - Master Cylinder Rebuild Kit - Front - Multiple Husqvarna/KTM Models
Prox
$24.95Prox - 06170384 - Master Cylinder Rebuild Kit - FrontFeaturesDesigned and manufactured to meet or exceed OEM partsContains all necessary components to rebuild the brake master cylinderSpecs$24.95 -
Rekluse - RMS-4101102 - Clutch Basket - CRF 450 - Fits Honda 2021-2024 CRF450R//RX, 2021-2024 CRF450RWE, 2024 CRF450R-S, 2021-2026 CRF450RL/X
Rekluse
$329.00Rekluse - 11321579 - Clutch Basket - CRF 450FeaturesExtreme durability resists notching and extends clutch lifeExclusive replaceable cushions protect your transmission from damage even in the most...$329.00 -
Prox - 03.6113 - Connecting Rod Kit - Gas Gas | Husqvarna | KTM - Fits 2014-2017 Husqvarna TC 85, 2013-2017 KTM 85 SX
Prox
$110.95Prox - 09230331 - Connecting Rod Kit - Gas Gas | Husqvarna | KTMFeaturesEasy to installSpecsRiding Style$110.95 -
Prox - 03.4347 - Connecting Rod Kit - Fits 2017-2020 Kawasaki KX250F
Prox
$236.95Prox - 09230461 - Connecting Rod Kit - KawasakiFeaturesEasy to installSpecsUnitsKit$236.95 -
Rekluse - RMS-6301003 - RadiusX Clutch - CRF250F - Fits 2019-2025 Honda CRF250F
Rekluse
$849.00Rekluse - 11300580 - RadiusX Clutch - CRF250FFeaturesRadiusX combines TorqDrive® friction disk technology with Rekluse's innovative EXP (auto clutch) diskTorqDrive provides more clutch disks in less...$849.00 -
Prox - 01.2005.000 - Piston Kit - 40.00 mm - Yamaha MJ50/PW50 - Fits 1981-2024 Yamaha PW50
Prox
$79.95Prox - 09106097 - Piston Kit - 40.00 mm - Yamaha MJ50/PW50FeaturesOversized options follow manufacturer piston to cylinder wall clearancesKit includes piston, ring kit, wrist pin, and circlipsSpecs$79.95 -
Prox - 03.2119 - Connecting Rod Kit - Fits 2019-2023 Yamaha YZ85
Prox
$110.95Prox - 09230614 - Connecting Rod Kit - YamahaFeaturesEasy to installSpecsProduct NameConnecting Rod Kit$110.95 -
Prox - 03.6226 - Connecting Rod Kit - Gas Gas | Husqvarna | KTM - Multiple Husqvarna/KTM Models
Prox
$132.95Prox - 09230471 - Connecting Rod Kit - Gas Gas | Husqvarna | KTMFeaturesEasy to installSpecsProduct Name$132.95 -
Prox - 03.2414 - Connecting Rod Kit - Fits Yamaha 2015 WR250F, 2014-2016 YZ250F
Prox
$173.95Prox - 09230365 - Connecting Rod Kit - YamahaFeaturesEasy to installSpecsEngine Type4-Stroke<$173.95 -
Prox - 01.2018.A - Piston Kit - 43.44 mm - Yamaha YZ65 - Fits 2018-2024 Yamaha YZ65
Prox
$88.95Prox - 09105694 - Piston Kit - 43.44 mm - Yamaha YZ65FeaturesOversized options follow manufacturer piston to cylinder wall clearancesKit includes piston, ring kit, wrist pin, and circlipsSpecs$88.95 -
Prox - 01.6022.B - Piston Kit - 44.97 mm - KTM 65SX
Prox
$77.95Prox - 09106105 - Piston Kit - 44.97 mm - KTM 65SXFeaturesOversized options follow manufacturer piston to cylinder wall clearancesKit includes piston, ring kit, wrist pin, and circlipsSpecs$77.95 -
Prox - 01.6022.A - Piston Kit - 44.96 mm - KTM 65SX - Fits 2000-2008 KTM 65 SX
Prox
$77.95Prox - 09106104 - Piston Kit - 44.96 mm - KTM 65SXFeaturesOversized options follow manufacturer piston to cylinder wall clearancesKit includes piston, ring kit, wrist pin, and circlipsSpecs$77.95 -
Pro Filter - PF-631 - Replacement Oil Filter - Beta 400, 430, 450 & More
Pro Filter
$8.99Pro Filter - 07120625 - Replacement Oil FilterFeaturesIncludes fibrous micro-pore filtration structureConsistent flow rates with high strength and dimensional stabilityFor use with synthetic or...$8.99
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.