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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Polisport - 8569400001 - Fender - Rear - '13-'14 OEM White - Yamaha - WR '07-'15
POLISPORT
$31.99Polisport - 14031846 - Fender - Rear - '13-'14 OEM White - Yamaha - WR '07-'15FeaturesExact replica of stock OEM plastic components but strongerInexpensive alternative to OEM replacement partsStock color match with less fadeGlossy and flexibleImpact and...$31.99 -
Polisport - 8595500002 - Fender - Rear - OEM White - KTM - SX/XC '17-'18
POLISPORT
$31.99Polisport - 14031835 - Fender - Rear - OEM White - KTM - SX/XC '17-'18FeaturesExact replica of stock OEM plastic components but strongerInexpensive alternative to OEM replacement partsStock color match with less fadeGlossy and flexibleImpact and abrasion...$31.99 -
Polisport - 8572300001 - Fender - Rear - OEM White - KTM - SX '16-'22
POLISPORT
$56.99Polisport - 14031827 - Fender - Rear - OEM White - KTM - SX '16-'22FeaturesExact replica of stock OEM plastic components but strongerInexpensive alternative to OEM replacement partsStock color match with less fadeGlossy and flexibleImpact and abrasion...$56.99 -
Polisport - 8553300003 - Fender - Rear - '10-'12 OEM Blue - Yamaha - YZ
POLISPORT
$31.99Polisport - 14031838 - Fender - Rear - '10-'12 OEM Blue - Yamaha - YZFeaturesExact replica of stock OEM plastic components but strongerInexpensive alternative to OEM replacement partsStock color match with less fadeGlossy and flexibleImpact and abrasion...$31.99 -
Polisport - 8563700003 - Fender - Rear - '13-'14 OEM White - Yamaha - YZ '02-'21
POLISPORT
$26.99Polisport - 14031845 - Fender - Rear - '13-'14 OEM White - Yamaha - YZ '02-'21FeaturesExact replica of stock OEM plastic components but strongerInexpensive alternative to OEM replacement partsStock color match with less fadeGlossy and flexibleImpact and...$26.99 -
Out of stock
Polisport - 8567900013 - Fender - Rear - OEM White - KTM - EX/SX/XC '07-'11
POLISPORT
$56.99Polisport - 14031820 - Fender - Rear - OEM White - KTM - EX/SX/XC '07-'11FeaturesExact replica of stock OEM plastic components but strongerInexpensive alternative to OEM replacement partsStock color match with less fadeGlossy and flexibleImpact and...$56.99 -
Rekluse - RMS-4155 - Clutch Basket
Rekluse
$299.00Rekluse - 11321361 - Clutch BasketFeaturesExtreme durability resists notching and extends clutch lifeExclusive replaceable cushions protect your transmission from damage even in the most extreme conditionsTightly controlled tolerances ensure smooth...$299.00 -
Rekluse - RMS-4136 - Clutch Basket
Rekluse
$299.00Rekluse - 11321355 - Clutch BasketFeaturesExtreme durability resists notching and extends clutch lifeExclusive replaceable cushions protect your transmission from damage even in the most extreme conditionsTightly controlled tolerances ensure smooth...$299.00 -
Out of stock
Rekluse - RMS-2402030 - Slave Cylinder Kit
Rekluse
$219.00Rekluse - 11321391 - Slave Cylinder KitFeaturesDeveloped in partnership with elite racers and teams, it has been proven in the toughest riding environments and at the highest levels of racingRekluse Manual Slave Cylinders feature a hard-anodized billet...$219.00 -
Out of stock
Rekluse - RMS-4116 - Clutch Basket
Rekluse
$299.00Rekluse - 11321352 - Clutch BasketFeaturesExtreme durability resists notching and extends clutch lifeExclusive replaceable cushions protect your transmission from damage even in the most extreme conditionsTightly controlled tolerances ensure smooth...$299.00 -
Out of stock
Rekluse - RMS-2400017 - Slave Cylinder Kit
Rekluse
$219.00Rekluse - 11321386 - Slave Cylinder KitFeaturesDeveloped in partnership with elite racers and teams, it has been proven in the toughest riding environments and at the highest levels of racingRekluse Manual Slave Cylinders feature a hard-anodized billet...$219.00 -
Rekluse - RMS-4164 - Clutch Basket - Suzuki
Rekluse
$299.00Rekluse - 11321362 - Clutch Basket - SuzukiFeaturesExtreme durability resists notching and extends clutch lifeExclusive replaceable cushions protect your transmission from damage even in the most extreme conditionsTightly controlled tolerances ensure...$299.00 -
Rekluse - RMS-4113 - Clutch Basket
Rekluse
$299.00Rekluse - 11321350 - Clutch BasketFeaturesExtreme durability resists notching and extends clutch lifeExclusive replaceable cushions protect your transmission from damage even in the most extreme conditionsTightly controlled tolerances ensure smooth...$299.00 -
Out of stock
Rekluse - RMS-4112 - Clutch Basket
Rekluse
$299.00Rekluse - 11321349 - Clutch BasketFeaturesExtreme durability resists notching and extends clutch lifeExclusive replaceable cushions protect your transmission from damage even in the most extreme conditionsTightly controlled tolerances ensure smooth...$299.00 -
Out of stock
Psr - 00-01950-29 - Magnetic Drain Plug - M16 x 1.50 x 15 mm - Transmission - Gunmetal
PSR
$25.95Psr - 09200183 - Magnetic Drain Plug - M16 x 1.50 x 15 mm - Transmission - GunmetalFeaturesEmbedded magnet collects metallic particles in the oilPredrilled holes in bolt makes it easy to install the safety wireIncludes bolt, safety wire, pin and...$25.95 -
Out of stock
Polisport - 8308800004 - Trail Blazer Handguards - Orange/Black
POLISPORT
$109.99Polisport - 06351934 - Trail Blazer Handguards - Orange/BlackFeaturesAluminum bar shaped to help the plastic guard to provide coverage and resistanceRevised mounting system guarantees, in 6061 T6 Aluminum, high durabilityDual material part with a carbon...$109.99 -
Polisport - 8255000001 - Works G.P. Grips - Preston Petty - Black
POLISPORT
$28.99Polisport - 06302861 - Works G.P. Grips - Preston Petty - BlackFeaturesGrips will match your hand's contour while ridingHex center was designed for the knuckle position as well as the round grip portion, ensuring more comfort while ridingSpecsMount...$28.99 -
Out of stock
Polisport - 8308900006 - S-Dual Handguards - Gray/Black
POLISPORT
$65.99Polisport - 06351951 - S-Dual Handguards - Gray/BlackFeaturesOriented for those who are looking for a more complete protection that is not as heavy as a metal bar handguardFor dual purpose or even trail bikesSpecsBase ColorBlackMaterialPlasticMount...$65.99 -
Out of stock
Polisport - 8308800007 - Trail Blazer Handguards - Gray/Black
POLISPORT
MSRP: $109.99$104.99Polisport - 06351936 - Trail Blazer Handguards - Gray/BlackFeaturesAluminum bar shaped to help the plastic guard to provide coverage and resistanceRevised mounting system guarantees, in 6061 T6 Aluminum, high durabilityDual material part with a carbon...MSRP: $109.99$104.99 -
Polisport - 8308900005 - S-Dual Handguards - Red/Black
POLISPORT
$65.99Polisport - 06351950 - S-Dual Handguards - Red/BlackFeaturesOriented for those who are looking for a more complete protection that is not as heavy as a metal bar handguardFor dual purpose or even trail bikesSpecsBase ColorBlackBase...$65.99 -
Polisport - 8306800005 - S-Dual Handguard Mounting Kit
POLISPORT
$39.99Polisport - 06351952 - S-Dual Handguard Mounting KitFeaturesSpecsColor/FinishPolishedFor Handlebar Diameter Metric22 mmProduct NameMountFor Handlebar Diameter22 mm (7/8'')StyleUniversalTypeHandguardFeaturesMounting Hardware IncludedFor Handlebar Diameter...$39.99 -
Polisport - 8308900004 - S-Dual Handguards - Orange/Black
POLISPORT
$68.99Polisport - 06351949 - S-Dual Handguards - Orange/BlackFeaturesOriented for those who are looking for a more complete protection that is not as heavy as a metal bar handguardFor dual purpose or even trail bikesSpecsFor Handlebar Diameter Metric22...$68.99 -
Out of stock
Polisport - 8308900003 - S-Dual Handguards - Blue/Black
POLISPORT
$65.99Polisport - 06351948 - S-Dual Handguards - Blue/BlackFeaturesOriented for those who are looking for a more complete protection that is not as heavy as a metal bar handguardFor dual purpose or even trail bikesSpecsColor/FinishBlackFeaturesMounting...$65.99 -
Polisport - 8308800001 - Trail Blazer Handguards - White/Black
POLISPORT
MSRP: $109.99$104.99Polisport - 06351931 - Trail Blazer Handguards - White/BlackFeaturesAluminum bar shaped to help the plastic guard to provide coverage and resistanceRevised mounting system guarantees, in 6061 T6 Aluminum, high durabilityDual material part with a carbon...MSRP: $109.99$104.99 -
Out of stock
Prox - 01.4285.D - Piston Kit - 65.97 mm - Kawasaki KDX200
Prox
$132.95Prox - 09101453 - Piston Kit - 65.97 mm - Kawasaki KDX200FeaturesCast 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...$132.95 -
Out of stock
Polisport - 8308800006 - Trail Blazer Handguards - Red/Black
POLISPORT
$109.99Polisport - 06351935 - Trail Blazer Handguards - Red/BlackFeaturesAluminum bar shaped to help the plastic guard to provide coverage and resistanceRevised mounting system guarantees, in 6061 T6 Aluminum, high durabilityDual material part with a carbon...$109.99 -
Out of stock
Polisport - 8308900002 - S-Dual Handguards - Black/Black
POLISPORT
$68.99Polisport - 06351947 - S-Dual Handguards - Black/BlackFeaturesOriented for those who are looking for a more complete protection that is not as heavy as a metal bar handguardFor dual purpose or even trail bikesSpecsColor/FinishBlackMount...$68.99 -
Polisport - 8308800003 - Trail Blazer Handguards - Blue/Black
POLISPORT
MSRP: $109.99$104.99Polisport - 06351933 - Trail Blazer Handguards - Blue/BlackFeaturesAluminum bar shaped to help the plastic guard to provide coverage and resistanceRevised mounting system guarantees, in 6061 T6 Aluminum, high durabilityDual material part with a carbon...MSRP: $109.99$104.99 -
Polisport - 8670700004 - Number Plate - Gray - CRF 450R/RX
POLISPORT
$30.99Polisport - 05203216 - Number Plate - Gray - CRF 450R/RXFeaturesColors perfectly match the stock parts with less fadeGlossy and flexibleInexpensive alternative to OEM replacement partsStock color match with less fadeLess prone to scratching or...$30.99 -
Polisport - 8308800002 - Trail Blazer Handguards - Black/Black
POLISPORT
MSRP: $109.99$104.99Polisport - 06351932 - Trail Blazer Handguards - Black/BlackFeaturesAluminum bar shaped to help the plastic guard to provide coverage and resistanceRevised mounting system guarantees, in 6061 T6 Aluminum, high durabilityDual material part with a carbon...MSRP: $109.99$104.99 -
Polisport - 8607700002 - Side Panels - OEM Blue/Black - YZ 85
POLISPORT
$56.99Polisport - 05203294 - Side Panels - OEM Blue/Black - YZ 85FeaturesExact replica of stock OEM plastic components but strongerInexpensive alternative to OEM replacement partsStock color match with less fadeGlossy and flexibleImpact and abrasion...$56.99 -
Polisport - 8906900001 - Mud Flap - Black - Honda - CRF 250R/450R '13-'17
POLISPORT
$19.99Polisport - 05201977 - Mud Flap - Black - Honda - CRF 250R/450R '13-'17FeaturesInjection-molded, quality plastic components with a perfect OEM type fitExact replica of stock OEM plastic components but strongerInexpensive alternative to OEM replacement...$19.99 -
Polisport - 8670700002 - Number Plate - White - CRF 250/450 R/RX
POLISPORT
$30.99Polisport - 05203214 - Number Plate - White - CRF 250/450 R/RXFeaturesColors perfectly match the stock parts with less fadeGlossy and flexibleInexpensive alternative to OEM replacement partsStock color match with less fadeLess prone to scratching or...$30.99 -
Out of stock
Polisport - 8670700001 - Number Plate - OEM Red CR04 - CRF 250/450 R/RX
POLISPORT
$30.99Polisport - 05203213 - Number Plate - OEM Red CR04 - CRF 250/450 R/RXFeaturesColors perfectly match the stock parts with less fadeGlossy and flexibleInexpensive alternative to OEM replacement partsStock color match with less fadeLess prone to scratching...$30.99 -
Polisport - 8906800001 - Mud Flap - Black - Honda - CRF 250R/450R '09-'13
POLISPORT
$19.99Polisport - 05201976 - Mud Flap - Black - Honda - CRF 250R/450R '09-'13FeaturesInjection-molded, quality plastic components with a perfect OEM type fitExact replica of stock OEM plastic components but strongerInexpensive alternative to OEM replacement...$19.99 -
Out of stock
Polisport - 8363000004 - Fork Boots - 250 mm
POLISPORT
$12.99Polisport - 04060125 - Fork Boots - 250 mmFeaturesKeep mud and dirt from the fork's stanchionsProtect from scratches and other damageDurable constructionSpecsRiding StyleOff-RoadOverall Length Imperial9.84''Color/FinishBlackTypeForkProduct...$12.99 -
Polisport - 8474900002 - Radiator Cover - White - CRF 250R/450R
POLISPORT
$56.99Polisport - 05203195 - Radiator Cover - White - CRF 250R/450RFeaturesInjection-molded, quality plastic components with a perfect OEM fitGlossy and flexibleImpact and abrasion resistantLess prone to scratching or markingSpecsProduct NameRadiator...$56.99 -
Polisport - 8475000002 - Side Panels - White - CRF 250/450 R/RX
POLISPORT
$56.99Polisport - 05203204 - Side Panels - White - CRF 250/450 R/RXFeaturesExact replica of stock OEM plastic components but strongerInexpensive alternative to OEM replacement partsStock color match with less fadeGlossy and flexibleImpact and abrasion...$56.99 -
Rekluse - RMS-7113084 - Clutch Kit
Rekluse
MSRP: $1,139.00$1,099.00Rekluse - 11300369 - Clutch KitFeaturesTorqDrive provides more disks in less space, allowing up to four additional friction disks over stockMore frictions = more torque capacity, thus unlocking the full power of your engine without the need to add...MSRP: $1,139.00$1,099.00 -
Out of stock
Polisport - 8670800002 - E-Blaze LED Headlight - Black
POLISPORT
$103.99Polisport - 20012447 - E-Blaze LED Headlight - BlackFeaturesThis will give the bike a slimmer and modern look, that will bring it closer to a MX modelThe headlight also features a large area for decoration, to be customized with decalsThe LED lights are...$103.99
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.