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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Moose Offroad - Case Saver - YZ450F - Fits 2003-2013 Yamaha WR/YZ450F
Moose Offroad
$23.95Moose Offroad - 09500021 - Case Saver - YZ450FFeaturesBetter looking and more sturdy than OEM plastic guardsEngraved logoMounting hardware includedMade in the U.S.A.Specs$23.95 -
Moose Offroad - Case Saver - CRF250R - Fits Honda 2008 CRF450R, 2004-2009 CRF250R/X
Moose Offroad
$23.95Moose Offroad - 09500015 - Case Saver - CRF250RFeaturesBetter looking and more sturdy than OEM plastic guardsEngraved logoMounting hardware includedMade in the U.S.A.Specs$23.95 -
Moose Offroad - Magnetic Drain Plug - Red - Fits Husqvarna 2004-2009 TC/TE/TXC 250-510, 2010 TC/TE/TXC 450
Moose Offroad
$23.95Moose Offroad - 09200054 - Magnetic Drain Plug - Red - HusqvarnaFeaturesUltra-powerful magnetsCome with either O-ring or washer sealing surfaceCompare with original OEM plug before installingMade in...$23.95 -
Moose Offroad - Clutch Cylinder Guard - Fits 2000-2007 KTM (all except EXC/SX-F/XCF-W
Moose Offroad
$27.95Moose Offroad - 09500150 - Clutch Cylinder Guard - KTMFeaturesSpecialized applications guard hydraulic clutch cylinders and feature knockdown bars to keep your chain in checkTwo-stroke versions come...$27.95 -
Moose Offroad - Motor Oil Seals - Husaberg/Husqvarna/KTM
Moose Offroad
$35.24Moose Offroad - 09350036 - Motor Oil Seals - Husaberg/Husqvarna/KTMFeaturesHigh-tech materials provide unmatched reliability and performanceRebuild the engine and transmission with total confidence...$35.24 -
Moose Offroad - Crank Bearings and Seals - Multiple Models
Moose Offroad
$148.95Moose Offroad - 09240220 - Crank Bearings and SealsFeaturesKit contains right and left crankshaft bearings; 2-stroke kit contains outer sealsSeals designed with a fluorocarbon lip to reduce dry start...$148.95 -
Moose Offroad - Inner Clutch Cover Gasket - KTM/Polaris - KTM EXC, XC-W, 525 & More
Moose Offroad
$15.23Moose Offroad - 09341449 - Inner Clutch Cover Gasket - KTM/PolarisFeaturesMade in the USASpecsRiding Style<$15.23 -
Moose Offroad - Crank Bearings and Seals - Kawasaki
Moose Offroad
$70.95Moose Offroad - 09240007 - Crank Bearings and Seals - KawasakiFeaturesKit contains right and left crankshaft bearings; 2-stroke kit contains outer sealsSeals designed with a fluorocarbon lip to...$70.95 -
Moose Offroad - Head Cover Gasket - Kawasaki/Suzuki
Moose Offroad
$24.96Moose Offroad - 09341464 - Head Cover Gasket - Kawasaki/SuzukiFeaturesHigh-tech materials provide unmatched reliability and performanceRebuild the engine and transmission with total confidence as...$24.96 -
Moose Offroad - Motor Gasket Kit with Oil Seal - Husaberg/Husqvarna/KTM
Moose Offroad
$94.32Moose Offroad - 09340476 - Motor Gasket Kit with Oil Seal - Husaberg/Husqvarna/KTMFeaturesRebuild the engine and transmission with total confidence as each set is designed for durability and accurate...$94.32 -
Moose Offroad - Motor Gasket Kit with Oil Seal - Suzuki
Moose Offroad
$90.04Moose Offroad - M811581 - Motor Gasket Kit with Oil Seal - SuzukiFeaturesRebuild the engine and transmission with total confidence as each set is designed for durability and accurate fitOil seals are...$90.04 -
Moose Offroad - Valve Shim - 7.48 x 1.70 - 5 pack
Moose Offroad
$10.95Moose Offroad - 09261868 - Valve Shim - 7.48 x 1.70 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$10.95 -
Moose Offroad - Valve Shim - 7.48 x 1.65 - 5 pack
Moose Offroad
$10.95Moose Offroad - 09261867 - Valve Shim - 7.48 x 1.65 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$10.95 -
Moose Offroad - Valve Shim - 7.48 x 1.45 - 5 pack
Moose Offroad
$10.95Moose Offroad - 09261863 - Valve Shim - 7.48 x 1.45 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$10.95 -
Moose Offroad - Valve Shim - 7.48 x 1.55 - 5 pack
Moose Offroad
$10.95Moose Offroad - 09261865 - Valve Shim - 7.48 x 1.55 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$10.95 -
Moose Offroad - Valve Shim - 7.48 x 1.35 - 5 pack
Moose Offroad
$10.95Moose Offroad - 09261861 - Valve Shim - 7.48 x 1.35 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$10.95 -
Moose Offroad - Valve Shim - 7.48 x 1.30 - 5 pack
Moose Offroad
$10.95Moose Offroad - 09261860 - Valve Shim - 7.48 x 1.30 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$10.95 -
Moose Offroad - Valve Shim - 10.0 x 2.60 - 5 pack
Moose Offroad
$10.95Moose Offroad - 09261845 - Valve Shim - 10.0 x 2.60 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$10.95 -
Moose Offroad - Top End Gasket Kit - Husaberg/Husqvarna/KTM - Fits 2011-2014 Husqvarna TE 300, 2014-2016 Husqvarna TE 300, 2008-2016 KTM 300 XC, 2008-2016 KTM 300 XC-W, 2014-2016 KTM 300 XC-W Six Days
Moose Offroad
$40.11Moose Offroad - 09341691 - Top End Gasket Kit - Husaberg/Husqvarna/KTMFeaturesHigh-tech materials provide unmatched reliability and performanceRebuild the engine and transmission with total...$40.11 -
Moose Offroad - Motor Oil Seals - Fits KTM 1998-2001 65 SX, 2002-2008 65 SX, 2008 65 XC
Moose Offroad
$35.24Moose Offroad - 09340164 - Motor Oil Seals - KTMFeaturesHigh-tech materials provide unmatched reliability and performanceRebuild the engine and transmission with total confidence as each set is...$35.24 -
Moose Offroad - Countershaft Washer - 10 Pack - Kawasaki/Suzuki - Fits 2000-2007 Suzuki DR-Z400E, 2000-2024 Suzuki DR-Z400S, 2005-2024 Suzuki DR-Z400SM, 2003-2004 Kawasaki KLX400R/SR
Moose Offroad
$24.95Moose Offroad - 09350484 - Countershaft Washer - 10 Pack - Kawasaki/SuzukiFeaturesIndividually wrapped washer kit sold in a 10-pack unitReplacement Part for OEM Number(s):0916722012Specs$24.95 -
Moose Offroad - Valve Shim Kit - 10.00 mm
Moose Offroad
$110.00Moose Offroad - 09261829 - Valve Shim Kit - 10.00 mmFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's tool...$110.00 -
Moose Offroad - Countershaft Washer - 10 Pack - Fits Yamaha 2004-2013 YFM350 Raptor, 1987-2006 YFZ350 Banshee, 1987-2004 YFM350 Warrior, 1991-1997 WR250, 1978-1998 YZ250
Moose Offroad
$39.95Moose Offroad - 09350483 - Countershaft Washer - 10 Pack - YamahaFeaturesIndividually wrapped washer kit sold in a 10-pack unitReplacement Part for OEM Number(s):902152123900Specs$39.95 -
Moose Offroad - Valve and Spring Kit - Yamaha WR250F | YZ250F - Fits 2002-2013 Yamaha WR/YZ250F
Moose Offroad
$307.95Moose Offroad - 09262457 - Valve and Spring Kit - Yamaha WR250F | YZ250FFeaturesExtend the life of the valve train and intake components by as much as 4x over the OEM titanium partsValves are...$307.95 -
Moose Offroad - Piston Ring - For 44.97 mm Piston - Fits 2021-2023 Gas Gas MC 65, 2017-2023 Husqvarna TC 65, 1997-2023 KTM 65 SX
Moose Offroad
$24.95Moose Offroad - 09120396 - Piston Ring - For 44.97 mm PistonFeaturesWear resistant made either from nitride or are chrome platedSpecs$24.95 -
Moose Offroad - Piston Ring - For 47.45 mm Piston
Moose Offroad
$24.10Moose Offroad - 09120397 - Piston Ring - For 47.45 mm PistonFeaturesWear resistant made either from nitride or are chrome platedSpecs$24.10 -
Moose Offroad - Piston Ring - For 44.45 mm Piston - Fits 2000-2023 Kawasaki KX65, 2003-2006 Suzuki RM65
Moose Offroad
$23.95Moose Offroad - 09120395 - Piston Ring - For 44.45 mm PistonFeaturesWear resistant made either from nitride or are chrome platedSpecs$23.95 -
Moose Offroad - Valve and Spring Kit - Yamaha W250F | YZ250F - Fits 2002-2013 Yamaha WR/YZ250F
Moose Offroad
$217.95Moose Offroad - 09262458 - Valve and Spring Kit - Yamaha W250F | YZ250FFeaturesExtend the life of the valve train and intake components by as much as 4x over the OEM titanium partsValves are designed...$217.95 -
Moose Offroad - Valve and Spring Kit - Suzuki RMZ450 - Fits 2005-2006 Suzuki RM-Z450
Moose Offroad
$196.95Moose Offroad - 09262448 - Valve and Spring Kit - Suzuki RMZ450FeaturesExtend the life of the valve train and intake components by as much as 4x over the OEM titanium partsValves are designed to not...$196.95 -
Moose Offroad - Valve and Spring Kit - Suzuki RMZ250 - Fits 2007-2017 Suzuki RM-Z250
Moose Offroad
$217.95Moose Offroad - 09262449 - Valve and Spring Kit - Suzuki RMZ250FeaturesExtend the life of the valve train and intake components by as much as 4x over the OEM titanium partsValves are designed to not...$217.95 -
Moose Offroad - Snap Ring - 10 Pack - Kawasaki/Suzuki - Multiple Kawasaki/Suzuki Models
Moose Offroad
$26.95Moose Offroad - 09350492 - Snap Ring - 10 Pack - Kawasaki/SuzukiFeaturesIndividually wrapped washer kit sold in a 10-pack unitReplacement Part for OEM Number(s):920331079Specs$26.95 -
Moose Offroad - Valve Shim - 10.0 x 1.90 - 5 pack
Moose Offroad
$10.95Moose Offroad - 09261831 - Valve Shim - 10.0 x 1.90 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$10.95 -
Moose Offroad - Piston Kit - 53.96 mm - Fits 2000-2003 Suzuki RM125
Moose Offroad
$170.95Moose Offroad - 09102688 - Piston Kit - 53.96 mm - SuzukiFeaturesWrist pin is nitride-coated, providing a hardened, wear-resistant bearing surfaceCoated skirt ease break-in, decreasing wear and...$170.95 -
Moose Offroad - Piston Kit - 66.36 mm - Kawasaki
Moose Offroad
$203.65Moose Offroad - 09102679 - Piston Kit - 66.36 mm - KawasakiFeaturesWrist pin is nitride-coated, providing a hardened, wear-resistant bearing surfaceCoated skirt ease break-in, decreasing wear and...$203.65 -
Moose Offroad - Cylinder - 78.00 mm - Fits Honda 2004-2009 CRF250R, 2004-2017 CRF250X
Moose Offroad
$340.95Moose Offroad - 09310441 - Cylinder - 78.00 mm - HondaFeaturesExtremely durable low-friction bore surface allows for greater heat dissipationMade from cast aluminum; nickel silicon carbide...$340.95 -
Moose Offroad - Valve Shim - 7.48 x 3.35 - 5 pack
Moose Offroad
$9.95Moose Offroad - 09261901 - Valve Shim - 7.48 x 3.35 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$9.95 -
Moose Offroad - Cylinder - 77.00 mm - Kawasaki | Suzuki - Fits 2004-2006 Suzuki RM-Z250, 2004-2008 Kawasaki KX250F
Moose Offroad
$380.95Moose Offroad - 09310456 - Cylinder - 77.00 mm - Kawasaki | SuzukiFeaturesExtremely durable low-friction bore surface allows for greater heat dissipationMade from cast aluminum; nickel silicon...$380.95 -
Moose Offroad - Valve Shim - 7.48 x 3.40 - 5 pack
Moose Offroad
$9.95Moose Offroad - 09261902 - Valve Shim - 7.48 x 3.40 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$9.95 -
Moose Offroad - Valve Shim - 7.48 x 3.25 - 5 pack
Moose Offroad
$9.95Moose Offroad - 09261899 - Valve Shim - 7.48 x 3.25 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$9.95 -
Moose Offroad - Valve Shim - 7.48 x 3.20 - 5 pack
Moose Offroad
$9.95Moose Offroad - 09261898 - Valve Shim - 7.48 x 3.20 - 5 packFeaturesForged from 4140 cold rolled steel, not sinteredLaser-etched size on each shim for identificationA great addition to any mechanic's...$9.95
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.