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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Cylinder Works - 10007-K02 - Cylinder Kit - Standard Bore - 76.80 mm - Honda
Cylinder Works
$609.95Cylinder Works - 09310583 - Cylinder Kit - Standard Bore - 76.80 mm - HondaFeaturesCylinder kit includes matched Vertex pistons to ensure longevity, performance and reduced engine noiseNickel Silicon...$609.95 -
Cycra - 1CYC-1058-80 - Replacement Probend™ CRM Abrasion Guards - Gray
Cycra
$16.61Cycra - 06351224 - Replacement Probend™ CRM Abrasion Guards - GrayFeaturesConstructed of high-impact, injection-molded plasticInclude all hardware needed for mountingSpecs$16.61 -
Cylinder Works - 20010 - Cylinder - 77.00 mm - Fits Yamaha 2015-2017 WR250F, 2018-2019 WR250F, 2015-2019 YZ250FX
Cylinder Works
$434.95Cylinder Works - 09310579 - Cylinder - 77.00 mm - YamahaFeaturesNickel silicon carbide-plated for long lifeMade in the U.S.A.Specs<$434.95 -
Cycra - 1CYC-1054-02 - Probend™ CRM Ultra Bar End Set
Cycra
$16.61Cycra - 06351231 - Probend™ CRM Ultra Bar End SetFeaturesCNC-machined from billet aluminum for the best fit and strengthSpecs$16.61 -
Cycra - 1CYC-1058-89 - Replacement Probend™ CRM Abrasion Guards - Husqvarna Blue
Cycra
$16.61Cycra - 06351225 - Replacement Probend™ CRM Abrasion Guards - Husqvarna BlueFeaturesConstructed of high-impact, injection-molded plasticInclude all hardware needed for mountingSpecs$16.61 -
Cometic - EC1081032AFM - Stator Cover Gasket - Fits 2006-2008 Kawasaki KX450F
Cometic
$16.95Cometic - 09344372 - Stator Cover Gasket - KawasakiFeaturesMagneto cover gaskets are made from EST (Extreme Sealing Technology) material instead of fiberSave service time as AFM will not stick to the...$16.95 -
Cometic - EX006042AM - Exhaust Gasket - Honda
Cometic
$7.95Cometic - 09344513 - Exhaust Gasket - HondaFeatures4-stroke applications utilize a double-sided Viton® rubber-coated stainless steel gasket providing precise, high-temperature sealing capabilities in...$7.95 -
Cylinder Works - 30011-K02 - Cylinder Kit - Standard Bore - 96.00 MM - Fits 2013-2014 Kawasaki KX450F
Cylinder Works
$690.95Cylinder Works - 09310598 - Cylinder Kit - Standard Bore - 96.00 MM - KawasakiFeaturesCylinder kit includes matched Vertex pistons to ensure longevity, performance and reduced engine noiseNickel...$690.95 -
Cycra - 1CYC-1363-12 - Probend™ Handguard Hardware - Center Mount - 7/8" - Black
Cycra
$66.61Cycra - 06351226 - Probend™ Handguard Hardware - Center Mount - 7/8" - BlackFeaturesCNC-machined from billet aluminum for the best fit and strengthSpecs$66.61 -
Cometic - C7530 - Top End Gasket Kit - 87.50 mm - Fits 1985-1999 Yamaha XT350
Cometic
$26.95Cometic - 09344310 - Top End Gasket Kit - 87.50 mm - YamahaFeaturesMLS head gaskets promote an even torque load across the gasket sealing surface, providing less bore distortion and better piston...$26.95 -
Cometic - EC1019032AFM - Stator Cover Gasket - Fits 2005-2007 Suzuki RM-Z450
Cometic
$13.95Cometic - 09344363 - Stator Cover Gasket - SuzukiFeaturesMagneto cover gaskets are made from EST (Extreme Sealing Technology) material instead of fiberSave service time as AFM will not stick to the...$13.95 -
Out of stock
Del West - DW-H-RX04-S - Valve Spring Retainer - Exhaust - Fits 2008-2014 Honda CRF250R
Del West
$48.95Del West - 09262476 - Valve Spring Retainer - Exhaust - HondaFeaturesMeets the demands of off-roadSpecsApplicati$48.95 -
Out of stock
Cometic - EX008042AM - Exhaust Gasket - Fits 1986-1991 Honda CR250
Cometic
$7.95Cometic - 09344515 - Exhaust Gasket - HondaFeatures4-stroke applications utilize a double-sided Viton® rubber-coated stainless steel gasket providing precise, high-temperature sealing capabilities in...$7.95 -
Cometic - EC1102018AFM - Clutch Gasket - Kawasaki/Suzuki - Fits 2003-2016 Kawasaki KLX110, 2003-2005 Suzuki DR-Z110
Cometic
$8.95Cometic - 09344376 - Clutch Gasket - Kawasaki/SuzukiFeaturesAluminum core gives the gasket strength for a superior seal and prevents the gasket from weeping or crawling out in today's engine cases...$8.95 -
Del West - DW-H-RX03-S - Valve Spring Retainer - Intake/Exhaust - Fits Honda 2004-2007 CRF250R, 2008-2014 CRF250R, 2010-2014 CRF250R, 2004-2014 CRF250X
Del West
$71.95Del West - 09262475 - Valve Spring Retainer - Intake/Exhaust - HondaFeaturesMeets the demands of off-roadSpecsRi$71.95 -
Out of stock
Del West - DW-SZ-RX01-S - Valve Spring Retainer - Intake/Exhaust - Fits 2007-2013 Suzuki RM-Z250
Del West
$48.95Del West - 09262474 - Valve Spring Retainer - Intake/Exhaust - SuzukiFeaturesMeets the demands of off-roadSpecsP$48.95 -
Cometic - EC904032AFM - Stator Cover Gasket - Kawasaki/Suzuki
Cometic
$17.95Cometic - 09344504 - Stator Cover Gasket - Kawasaki/SuzukiFeaturesMagneto cover gaskets are made from EST (Extreme Sealing Technology) material instead of fiberSave service time as AFM will not stick...$17.95 -
Cometic - C7466 - Top End Gasket Set - 57.7 mm - Fits 1979-1980 Honda CR125
Cometic
$34.95Cometic - 09344302 - Top End Gasket Set - 57.7 mm - HondaFeaturesMLS head gaskets promote an even torque load across the gasket sealing surface, providing less bore distortion and better piston ring...$34.95 -
Cycra - 1CYC-1020-33 - Replacement Probend™ CRM Cover - Red
Cycra
$16.61Cycra - 06351210 - Replacement Probend™ CRM Cover - RedFeaturesDesigned to work with the Probend CRM HandguardsInclude all hardware needed for mountingSpecs$16.61 -
Out of stock
Cylinder Works - 30009-1 - Cylinder - 48.50 mm - Fits 2006-2013 Kawasaki KX85
Cylinder Works
$543.95Cylinder Works - 09310580 - Cylinder - 48.50 mm - KawasakiFeaturesNickel silicon carbide-plated for long lifeMade in the U.S.A.Specs$543.95 -
Out of stock
Cometic - C3541 - Top End Gasket Kit - 48.5 mm Stock - Fits 2014-2023 Kawasaki KX85
Cometic
$33.95Cometic - 09344208 - Top End Gasket Kit - 48.5 mm Stock - KawasakiFeaturesMLS head gaskets promote an even torque load across the gasket sealing surface, providing less bore distortion and better...$33.95 -
Cometic - EC471020F - Stator Cover Gasket - Yamaha
Cometic
$9.95Cometic - 09344463 - Stator Cover Gasket - YamahaFeaturesMagneto cover gaskets are made from EST (Extreme Sealing Technology) material instead of fiberSave service time as AFM will not stick to the...$9.95 -
Cometic - C3503 - Top End Gasket Kit - Gas Gas/Husqvarna/KTM - Fits 2009-2020 KTM 50 SX LC
Cometic
$36.95Cometic - 09344189 - Top End Gasket Kit - Gas Gas/Husqvarna/KTMFeaturesMLS head gaskets promote an even torque load across the gasket sealing surface, providing less bore distortion and better piston...$36.95 -
Cylinder Works - 21010-G01 - Big Bore Gasket Kit - Yamaha
Cylinder Works
$99.95Cylinder Works - 09344052 - Big Bore Gasket Kit - YamahaFeaturesCylinder kit includes matched Vertex pistons to ensure longevity, performance and reduced engine noiseNickel Silicon Carbide plated for...$99.95 -
Cylinder Works - 20010-K01 - Cylinder Kit - Standard Bore - 77.00 mm Yamaha
Cylinder Works
$750.95Cylinder Works - 09310588 - Cylinder Kit - Standard Bore - 77.00 mm YamahaFeaturesCylinder kit includes matched Vertex pistons to ensure longevity, performance and reduced engine noiseNickel Silicon...$750.95 -
Cometic - EC470020F - Clutch Gasket - Fits 1999-2005 Yamaha TT-R125
Cometic
$9.95Cometic - 09344462 - Clutch Gasket - YamahaFeaturesAluminum core gives the gasket strength for a superior seal and prevents the gasket from weeping or crawling out in today's engine cases with...$9.95 -
Cometic - C3222EX - Exhaust Gasket - Husaberg/KTM - Multiple Husqvarna/KTM Models
Cometic
$8.95Cometic - 09344112 - Exhaust Gasket - Husaberg/KTMFeatures4-stroke applications utilize a double-sided Viton® rubber-coated stainless steel gasket providing precise, high-temperature sealing...$8.95 -
Cylinder Works - 31011-K01 - Cylinder Kit - Big Bore - 98.00 mm - Kawasaki
Cylinder Works
$786.95Cylinder Works - 09310603 - Cylinder Kit - Big Bore - 98.00 mm - KawasakiFeaturesCylinders have a nickel silicon carbide cylinder sleeveLook virtually identical to OEM cylindersKit includes cylinder,...$786.95 -
Cylinder Works - 30011-K01 - Cylinder Kit - Standard Bore - 96.00 mm - Fits 2009-2012 Kawasaki KX450F
Cylinder Works
$677.95Cylinder Works - 09310596 - Cylinder Kit - Standard Bore - 96.00 mm - KawasakiFeaturesCylinder kit includes matched Vertex pistons to ensure longevity, performance and reduced engine noiseNickel...$677.95 -
Cometic - C3105 - Top End Gasket Kit - Fits 2005-2021 Yamaha YZ125
Cometic
$41.95Cometic - 09343427 - Top End Gasket Kit - YamahaFeaturesMLS head gaskets promote an even torque load across the gasket sealing surface, providing less bore distortion and better piston ring seal for...$41.95 -
Out of stock
Cometic - EC292060AFM - Stator Cover Gasket - Yamaha
Cometic
$8.95Cometic - 09344430 - Stator Cover Gasket - YamahaFeaturesMagneto cover gaskets are made from EST (Extreme Sealing Technology) material instead of fiberSave service time as AFM will not stick to the...$8.95 -
Out of stock
Cylinder Works - 30006-K02 - Cylinder Kit - Standard Bore - 77.00 mm - Kawasaki
Cylinder Works
$679.95Cylinder Works - 09310592 - Cylinder Kit - Standard Bore - 77.00 mm - KawasakiFeaturesCylinder kit includes matched Vertex pistons to ensure longevity, performance and reduced engine noiseNickel...$679.95 -
Cylinder Works - 10007-K02HC - Cylinder Kit - High Compression - 76.80 mm - Honda
Cylinder Works
$636.95Cylinder Works - 09310584 - Cylinder Kit - High Compression - 76.80 mm - HondaFeaturesCylinder kit comes with matched Vertex pistons to ensure longevity, performance and reduced engine noiseKit...$636.95 -
Out of stock
Cometic - EC1339032AFM - Stator Cover Gasket - Kawasaki
Cometic
$16.95Cometic - 09344392 - Stator Cover Gasket - KawasakiFeaturesMagneto cover gaskets are made from EST (Extreme Sealing Technology) material instead of fiberSave service time as AFM will not stick to the...$16.95 -
Cometic - C7126EX - Exhaust Gasket - Fits Honda 1986-1991 CR80, 1992-2002 CR80/Expert, 2003-2007 CR85
Cometic
$11.95Cometic - 09344236 - Exhaust Gasket - HondaFeatures4-stroke applications utilize a double-sided Viton® rubber-coated stainless steel gasket providing precise, high-temperature sealing capabilities in...$11.95 -
Cometic - C7507EX - Exhaust Gasket - Yamaha
Cometic
$10.95Cometic - 09344305 - Exhaust Gasket - YamahaFeatures4-stroke applications utilize a double-sided Viton® rubber-coated stainless steel gasket providing precise, high-temperature sealing capabilities...$10.95 -
Out of stock
Cometic - EC1153032AFM - Clutch Gasket - Suzuki
Cometic
$15.95Cometic - 09344379 - Clutch Gasket - SuzukiFeaturesAluminum core gives the gasket strength for a superior seal and prevents the gasket from weeping or crawling out in today's engine cases with...$15.95 -
Cometic - C7653 - Crank Seal Kit - Fits Honda 1983-1984 CR80, 1985 CR80, 1986-1991 CR80, 1992-2002 CR80/Expert, 2003-2007 CR85
Cometic
$21.95Cometic - 09344314 - Crank Seal KitFeaturesDomestically made sets include the correct amount of seals for one applicationMade in the U.S.A.Specs$21.95 -
Out of stock
Cycra - 1CYC-1019-55 - Replacement Probend™ CRM Handshields - No Cover - Yellow
Cycra
$27.72Cycra - 06351203 - Replacement Probend™ CRM Handshields - No Cover - YellowFeaturesDesigned to work with the Probend CRM HandguardsHandshields and covers sold separatelyInclude all hardware needed...$27.72 -
Cometic - C7507BE - Bottom End Gasket Kit with Oil Seals - Fits Yamaha 2002-2023 YZ250, 2016-2023 YZ250X
Cometic
$90.95Cometic - 09344304 - Bottom End Gasket Kit with Oil Seals - YamahaFeaturesMaterials will vary depending on what is correct and engineered for specified applicationPurchase a top and a bottom end...$90.95
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.