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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Namz - NS-7160-8234 - HM Series Wire Seals - 50 Pack
Namz Custom Cycle
$33.95Namz - 21200483 - HM Series Wire Seals - 50 PackFeaturesManufacturer's color may varySpecsConnector Gender-Product NameWiring Connector SealColor/FinishBlackRiding StyleStreetConnector TypeHM Sealed SeriesConnector Pin Count1 PinUnits50 PackWire...$33.95 -
Out of stock
Namz - NH-605502 - 250 Terminal - Male - 50 Pack
Namz Custom Cycle
$28.95Namz - 21200473 - 250 Terminal - Male - 50 PackFeaturesSpecsConnector GenderMaleConnector Pin Count1 PinConnector Type250 SeriesColor/FinishGrayWire Gauge20-14 AWGProduct NameMale TerminalRiding StyleStreetUnits50 Pack$28.95 -
Out of stock
Namz - NS-1500-0105 - MT/HM Series Terminal - Male - 50 Pack
Namz Custom Cycle
$22.95Namz - 21200493 - MT/HM Series Terminal - Male - 50 PackFeaturesSpecsColor/FinishGrayProduct NameMale TerminalConnector TypeHMUnits50 PackWire Gauge20-14 AWGConnector GenderMaleConnector Pin Count1 PinRiding StyleStreet$22.95 -
Namz - NS-7160-9785 - MT Series Wire Seals - 50 Pack
Namz Custom Cycle
$30.95Namz - 21200474 - MT Series Wire Seals - 50 PackFeaturesManufacturer's color of connector may varySpecsColor/FinishBlackConnector Gender-Connector TypeMT Sealed SeriesProduct NameWiring Connector SealRiding StyleStreetConnector Pin Count-Units50 PackWire...$30.95 -
Namz - NH-604512 - 250 Terminal - Female - 50 Pack
Namz Custom Cycle
$24.95Namz - 21200472 - 250 Terminal - Female - 50 PackFeaturesSpecsRiding StyleStreetConnector GenderFemaleConnector Pin Count1 PinUnits50 PackWire Gauge20-14 AWGColor/FinishGrayProduct NameFemale TerminalConnector Type250 Series$24.95 -
Motion Pro - 01-0105 - Cable Housing - 6 mm
Motion Pro
$59.99Motion Pro - BA01105 - Cable Housing - 6 mmFeaturesSpecsColor/FinishBlackMaterialSteelProduct NameCable HousingRiding StyleOff-RoadBase ColorBlackCable Diameter Imperial1/4''Riding StyleATVUnitsEachLength Imperial50'Riding StyleUTVCable Diameter Metric6...$59.99 -
Out of stock
Parts Unlimited - Replacement Clutch Lever - Polished
Parts Unlimited
$7.37Parts Unlimited - 44402 - Replacement Clutch Lever - PolishedFeaturesEach replacement lever is labeled for easy identificationReplacement Part for OEM Number(s):23X8391200SpecsRiding StyleStreetColor/FinishSilverMaterialAlloyRiding...$7.37 -
Parts Unlimited - Universal Kill Switch
Parts Unlimited
$15.85Parts Unlimited - 600173 - Universal Kill SwitchFeaturesSpecsMaterialAluminumProduct NameSwitchRiding StyleStreetColor/FinishChromeBase FinishChromeRiding StyleSnowColor/FinishRedRiding StyleOff-RoadStyleClamp-OnTypeKillUnitsEachBase ColorRedSwitch...$15.85 -
Ngk Spark Plugs - 5238 - Spark Plug - R5671A-9
NGK Spark Plugs
$11.95Ngk Spark Plugs - R5671A9 - Spark Plug - R5671A-9FeaturesPure alumina silicate ceramic insulator, provides superior strength and better heat transferTriple seals prevent leakageCorrugated ribs prevent flashoverCopper core aids in heat removalSpecsCenter...$11.95 -
Parts Unlimited - Battery - RCB12B-B2
Parts Unlimited
$83.95Parts Unlimited - RCB12BB2 - Battery - RCB12B-B2FeaturesParts Unlimited Heavy-Duty batteries are built to the same exacting specifications and quality-control standards as top brand-name Japanese batteriesRugged and provide more power over standard...$83.95 -
Parts Unlimited - Replacement Brake Lever - Polished
Parts Unlimited
$7.37Parts Unlimited - 44455 - Replacement Brake Lever - PolishedFeaturesEach replacement lever is labeled for easy identificationReplacement Part for OEM Number(s):23X8392200SpecsBase FinishPolishedColor/FinishSilverStyleStandardActuationMechanicalRiding...$7.37 -
Ngk Spark Plugs - 5583 - Spark Plug - R6254E-9
NGK Spark Plugs
$14.95Ngk Spark Plugs - R6254E9 - Spark Plug - R6254E-9FeaturesPure alumina silicate ceramic insulator, provides superior strength and better heat transferTriple seals prevent leakageCorrugated ribs prevent flashoverCopper core aids in heat removalSpecsCenter...$14.95 -
Ngk Spark Plugs - 3653 - Spark Plug - IMR8C-9H
NGK Spark Plugs
$25.95Ngk Spark Plugs - 21030013 - Spark Plug - IMR8C-9HFeaturesTrivalent metal plating for superior anti-corrosion and anti-seizing propertiesOutstanding acceleration, high fuel efficiency and durabilityUltra-small-diameter center electrode reduces voltage...$25.95 -
Parts Unlimited - Battery - RCB4-LA
Parts Unlimited
$41.95Parts Unlimited - RCB4LA - Battery - RCB4-LAFeaturesParts Unlimited Heavy-Duty batteries are built to the same exacting specifications and quality-control standards as top brand-name Japanese batteriesRugged and provide more power over standard...$41.95 -
Parts Unlimited - Battery - RCB3L-B
Parts Unlimited
$34.95Parts Unlimited - RCB3LB - Battery - RCB3L-BFeaturesParts Unlimited Heavy-Duty batteries are built to the same exacting specifications and quality-control standards as top brand-name Japanese batteriesRugged and provide more power over standard...$34.95 -
Parts Unlimited - Battery - RCB10L-B2
Parts Unlimited
$66.95Parts Unlimited - RCB10LB2 - Battery - RCB10L-B2FeaturesParts Unlimited Heavy-Duty batteries are built to the same exacting specifications and quality-control standards as top brand-name Japanese batteriesRugged and provide more power over standard...$66.95 -
Parts Unlimited - Vinyl Covered Throttle Cable - '74-'76 Yamaha DT
Parts Unlimited
$14.95Parts Unlimited - K284519 - Vinyl Covered Throttle Cable - '74-'76 Yamaha DTFeaturesAll match the original equipment exactly for a perfect fit and are packaged with the OEM number as well as our PART #SpecsHousing Length Imperial22-1/2''Product...$14.95 -
Parts Unlimited - Vinyl Covered Throttle Cable - '69-'73 Yamaha
Parts Unlimited
$16.95Parts Unlimited - K284506 - Vinyl Covered Throttle Cable - '69-'73 YamahaFeaturesAll match the original equipment exactly for a perfect fit and are packaged with the OEM number as well as our PART #SpecsUnitsEachBase...$16.95 -
Parts Unlimited - Vinyl Covered Throttle Cable - '68-'73 Yamaha
Parts Unlimited
$14.95Parts Unlimited - K284502 - Vinyl Covered Throttle Cable - '68-'73 YamahaFeaturesAll match the original equipment exactly for a perfect fit and are packaged with the OEM number as well as our PART #SpecsColor/FinishSilverOverall Length...$14.95 -
Ngk Spark Plugs - 3949 - Spark Plug - R6254E-105
NGK Spark Plugs
$14.95Ngk Spark Plugs - R6254E105 - Spark Plug - R6254E-105FeaturesPure alumina silicate ceramic insulator, provides superior strength and better heat transferTriple seals prevent leakageCorrugated ribs prevent flashoverCopper core aids in heat...$14.95 -
Parts Unlimited - Vinyl Covered Throttle Cable - '71-'77 Suzuki 125/185
Parts Unlimited
$25.95Parts Unlimited - K281502 - Vinyl Covered Throttle Cable - '71-'77 Suzuki 125/185FeaturesAll match the original equipment exactly for a perfect fit and are packaged with the OEM number as well as our PART #SpecsBase FinishFlatHousing Length...$25.95 -
Out of stock
Parts Unlimited - Black Vinyl Brake Cable - Suzuki
Parts Unlimited
$15.95Parts Unlimited - K280515 - Black Vinyl Brake Cable - SuzukiFeaturesAll match the original equipment exactly for a perfect fit and are packaged with the OEM number as well as our PART #SpecsBase ColorBlackTypeBrakeColor/FinishBlackHousing Length...$15.95 -
Out of stock
Parts Unlimited - Speedometer Cable - GS/PE
Parts Unlimited
$13.95Parts Unlimited - K280311 - Speedometer Cable - GS/PEFeaturesMatches original equipment exactly for a perfect fit and is packaged with the OEM number as well as a PART #SpecsColor/FinishBlackRiding StyleStreetRiding StyleOff-RoadTypeSpeedometerOverall...$13.95 -
Parts Unlimited - Rear Sprocket - 45 Tooth - Kawasaki
Parts Unlimited
$42.35Parts Unlimited - K223702G - Rear Sprocket - 45 Tooth - KawasakiFeaturesAll match original equipment exactly and feature precision-machined splines and teeth for a perfect fitPackaged individually in poly bags with our PART # and the OEM # clearly...$42.35 -
Out of stock
Parts Unlimited - Rear Sprocket - 50 Tooth - Kawasaki
Parts Unlimited
$28.57Parts Unlimited - K223724 - Rear Sprocket - 50 Tooth - KawasakiFeaturesAll match original equipment exactly and feature precision-machined splines and teeth for a perfect fitPackaged individually in poly bags with our PART # and the OEM # clearly...$28.57 -
Out of stock
Parts Unlimited - Tachometer Cable - TC/TS/GT/Rotary
Parts Unlimited
$17.95Parts Unlimited - K280704 - Tachometer Cable - TC/TS/GT/RotaryFeaturesMatches original equipment exactly for a perfect fit and is packaged with the OEM number as well as a PART #SpecsProduct NameCableHousing MaterialVinylRiding StyleATVUnitsEachRiding...$17.95 -
Parts Unlimited - Vinyl Covered Throttle Cable - '79-'84 XL100S/125S
Parts Unlimited
$11.95Parts Unlimited - K286504F - Vinyl Covered Throttle Cable - '79-'84 XL100S/125SFeaturesAll match the original equipment exactly for a perfect fit and are packaged with the OEM number as well as our PART #SpecsColor/FinishFlatHousing MaterialVinylProduct...$11.95 -
Out of stock
Parts Unlimited - Vinyl Covered Throttle Cable - '69-'72 SL/XL100
Parts Unlimited
$15.95Parts Unlimited - K286505 - Vinyl Covered Throttle Cable - '69-'72 SL/XL100FeaturesAll match the original equipment exactly for a perfect fit and are packaged with the OEM number as well as our PART #SpecsBase...$15.95 -
Out of stock
Parts Unlimited - Rear Sprocket - 46 Tooth - Suzuki
Parts Unlimited
$36.67Parts Unlimited - K223801S - Rear Sprocket - 46 Tooth - SuzukiFeaturesAll match original equipment exactly and feature precision-machined splines and teeth for a perfect fitPackaged individually in poly bags with our PART # and the OEM # clearly...$36.67 -
Out of stock
Parts Unlimited - Rear Sprocket - 44 Tooth - Yamaha
Parts Unlimited
$28.57Parts Unlimited - K223602L - Rear Sprocket - 44 Tooth - YamahaFeaturesAll match original equipment exactly and feature precision-machined splines and teeth for a perfect fitPackaged individually in poly bags with our PART # and the OEM # clearly...$28.57 -
Parts Unlimited - Countershaft Sprocket - 14 Tooth - Kawasaki/Suzuki
Parts Unlimited
$14.79Parts Unlimited - K222767 - Countershaft Sprocket - 14 Tooth - Kawasaki/SuzukiFeaturesAll match original equipment exactly and feature precision-machined splines and teeth for a perfect fitReplacement Part for OEM Number(s):13144110314TSpecsChain...$14.79 -
Parts Unlimited - Speedometer Cable - GN/GS/GT/PE
Parts Unlimited
$14.95Parts Unlimited - K280313 - Speedometer Cable - GN/GS/GT/PEFeaturesMatches original equipment exactly for a perfect fit and is packaged with the OEM number as well as a PART #SpecsOverall Length Imperial38''UnitsEachRiding...$14.95 -
Out of stock
Parts Unlimited - Countershaft Sprocket - 13 Tooth - Suzuki/Yamaha
Parts Unlimited
$13.73Parts Unlimited - K222833 - Countershaft Sprocket - 13 Tooth - Suzuki/YamahaFeaturesAll match original equipment exactly and feature precision-machined splines and teeth for a perfect fitReplacement Part for OEM Number(s):2751141110SpecsTooth...$13.73 -
Out of stock
Parts Unlimited - Countershaft Sprocket - 12 Tooth - Kawasaki/Suzuki/Yamaha
Parts Unlimited
$10.55Parts Unlimited - K222806 - Countershaft Sprocket - 12 Tooth - Kawasaki/Suzuki/YamahaFeaturesAll match original equipment exactly and feature precision-machined splines and teeth for a perfect fitReplacement Part for OEM...$10.55 -
Parts Unlimited - Countershaft Sprocket - 15 Tooth - Kawasaki/Suzuki
Parts Unlimited
$14.79Parts Unlimited - K222768 - Countershaft Sprocket - 15 Tooth - Kawasaki/SuzukiFeaturesAll match original equipment exactly and feature precision-machined splines and teeth for a perfect fitReplacement Part for OEM...$14.79 -
Parts Unlimited - Rear Sprocket - 40 Tooth - Suzuki
Parts Unlimited
$43.41Parts Unlimited - K223816 - Rear Sprocket - 40 Tooth - SuzukiFeaturesAll match original equipment exactly and feature precision-machined splines and teeth for a perfect fitPackaged individually in poly bags with our PART # and the OEM # clearly...$43.41 -
Parts Unlimited - Countershaft Sprocket - 15 Tooth - Yamaha/Honda
Parts Unlimited
$7.37Parts Unlimited - K222678 - Countershaft Sprocket - 15 Tooth - Yamaha/HondaFeaturesAll match original equipment exactly and feature precision-machined splines and teeth for a perfect fitReplacement Part for OEM...$7.37 -
Out of stock
Parts Unlimited - Shorty Style Power Lever Assembly - Left Hand - Yamaha - Silver
Parts Unlimited
$16.91Parts Unlimited - 434102L - Shorty Style Power Lever Assembly - Left Hand - Yamaha - SilverFeaturesComplete with two-piece lever holder and adjusterEach assembly is labeled for easy identificationLeft and right assemblies sold separatelyReplacement Part...$16.91 -
Out of stock
Parts Unlimited - Speedometer Cable - Kawasaki
Parts Unlimited
$15.95Parts Unlimited - K289013 - Speedometer Cable - KawasakiFeaturesMatches original equipment exactly for a perfect fit and is packaged with the OEM number as well as a PART #SpecsColor/FinishBlackRiding StyleAdventure Touring / Dual-SportRiding...$15.95 -
Parts Unlimited - Vinyl Covered Throttle Cable - '73-'75 XL250/350
Parts Unlimited
$17.95Parts Unlimited - K286521 - Vinyl Covered Throttle Cable - '73-'75 XL250/350FeaturesAll match the original equipment exactly for a perfect fit and are packaged with the OEM number as well as our PART #SpecsRiding StyleAdventure Touring /...$17.95
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.