Prox - PX4240B - Piston Kit - 53.94 mm - Honda CR125RFeaturesCast 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...

Prox - PX4230R - Ring SetFeaturesSpecsPiston MaterialAluminum AlloyRiding StyleOff-RoadProduct NamePiston RingUnitsSetFitment1986, 1995-1997KawasakiKX 80 Big Wheel1988-2000KawasakiKX801987-1994KawasakiKX80 Big Wheel

Prox - PX4210R - Ring SetFeaturesSpecsPiston MaterialAluminum AlloyUnitsSetRiding StyleOff-RoadProduct NamePiston RingFitment1989-1991HondaCR125R

Prox - PX4221A - Piston Kit - 53.96 mm - Kawasaki KX125FeaturesCast 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...

Prox - PX4041 - Piston Kit - 89.25 mm - Honda CR500RFeaturesPrecision machined on state of the art CNC equipmentMade with low expansion, low friction alloyKit includes piston, rings, circlips and wrist pinSpecsBore - Oversize+0,25 mmRiding...

Prox - 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 wrist pinSpecsBore - OversizeStandardCompression Ratio...

Prox - PX7080C - Piston Kit - 67.96 mm - Yamaha WR250/YZ250FeaturesCast 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...

Prox - 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 tolerancesKit includes piston, ring kit, wrist pin, and...

Prox - 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 tolerancesKit includes piston, ring kit, wrist pin, and...

Prox - 11320059 - Inner Clutch HubFeaturesPrecision cast and machinedSame as OEM replacement; fit both stock and aftermarket primary clutch basketsSpecsMaterialAluminumTypeInnerUnitsEachRiding StyleOff-RoadProduct NameClutch HubFitment1998-2006,...

Pro 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 carburetors (FCR)Includes O-ring (spring not...

Regina - 12200281 - 420 RH2 Series - Chain - 110 LinksFeaturesLarger diameter alloy carbon steel pins and thicker plates offer increase tensile strength and fatigue resistanceExtended bushings and solid rollers provide improved durabilityClip type link...

Regina - 12200282 - 420 RH2 Series - Chain - 120 LinksFeaturesLarger diameter alloy carbon steel pins and thicker plates offer increase tensile strength and fatigue resistanceExtended bushings and solid rollers provide improved durabilityClip type link...

Regina - 12200104 - 520 RH2 Series - Chain - 25 FeetFeaturesExtended bushings and solid rollers provide improved durabilitySpecsTypeBulkUnitsRollChain Type520 RH2Riding StyleUTVChain Size520Tensile Strength Imperial7509 lbTensile Strength Metric33.4...

Pro Filter - 10113889 - Premium Air Filter - YamahaFeaturesComes complete with disposable glovesDual stage open cell foam matrixPre-oiled with MAXIMA FFT™Plush 13 mm sealing foamSpecsBase ColorBlueColor/FinishBlueFilter Media MaterialFoamRiding...

Regina - 12200285 - 420 RH2 Series - Chain - 130 LinksFeaturesLarger diameter alloy carbon steel pins and thicker plates offer increase tensile strength and fatigue resistanceExtended bushings and solid rollers provide improved durabilityClip type link...

Regina - 12200103 - 520 RH2 - Drive Chain - 130 LinksFeaturesLarger diameter alloy carbon steel pins and thicker plates offer increased tensile strength and fatigue resistanceExtended bushings and solid rollers provide improved durability520RH2 is...

Pro Filter - 10113888 - Premium Air Filter - YamahaFeaturesMade from chemical-resistant, high-quality polyester foamReticulation foam offers unsurpassed air flow and filtrationRubber grommetReusableSpecsBase...

Pro Filter - 10113887 - Premium Air Filter - KawasakiFeaturesComes complete with disposable glovesDual stage open cell foam matrixPre-oiled with MAXIMA FFT™Plush 13 mm sealing foamSpecsTypeDual-StageUnitsEachColor/FinishBlackModelProfilterProduct...

Pro Filter - 10113881 - Premium Air Filter - HondaFeaturesMade from chemical-resistant, high-quality polyester foamReticulation foam offers unsurpassed air flow and filtrationRubber grommetReusableSpecsProduct NameAir FilterRiding...

Pro Filter - 10113882 - Premium Air Filter - HondaFeaturesComes complete with disposable glovesDual stage open cell foam matrixPre-oiled with MAXIMA FFT™Plush 13 mm sealing foamSpecsColor/FinishBlueTypeDual-StageRiding StyleOff-RoadProduct NamePre-Oiled...

Rekluse - 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 clutch fadeThe additional friction disks provide an...

Rekluse - 11321510 - Slave Cylinder Kit - Gas Gas/Husqvarna/KTMFeaturesDeveloped 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...

Prox - 06170384 - Master Cylinder Rebuild Kit - FrontFeaturesDesigned and manufactured to meet or exceed OEM partsContains all necessary components to rebuild the brake master cylinderSpecsColor/FinishBlackTypeBrakeTypeMaster CylinderProduct NameRebuild...

Rekluse - 11321579 - Clutch Basket - CRF 450FeaturesExtreme durability resists notching and extends clutch lifeExclusive replaceable cushions protect your transmission from damage even in the most extreme conditionsTightly controlled tolerances ensure...

Prox - 09230331 - Connecting Rod Kit - Gas Gas | Husqvarna | KTMFeaturesEasy to installSpecsRiding StyleOff-RoadProduct NameConnecting Rod KitUnitsKitEngine Type2-StrokeMaterialForged SteelFitment2021Gas GasMC 852014-2025HusqvarnaTC85 17/142013-2025KTM85...

Rekluse - 11313721 - Clutch PackFeaturesIt’s as easy as changing your clutch plates into your OEM componentsProven at the highest levels of racing, TorqDrive® thin friction disk technology allows more disks to fit in your OEM clutch’s footprint,...

Prox - 09230461 - Connecting Rod Kit - KawasakiFeaturesEasy to installSpecsUnitsKitEngine Type4-StrokeMaterialForged SteelProduct NameConnecting Rod KitRiding StyleOff-RoadFitment2019-2020KawasakiKX2502017-2018KawasakiKX250F

Rekluse - 11300580 - RadiusX Clutch - CRF250FFeaturesRadiusX combines TorqDrive® friction disk technology with Rekluse's innovative EXP (auto clutch) diskTorqDrive provides more clutch disks in less space, delivering high performance auto function within...

Prox - 09262725 - Valve and Spring Kit - Exhaust - YamahaFeaturesSteel, nitrided valves for increased durability and less wear under extreme conditionsStronger valve springs deal with the extra weight of the steel valvesSprings are made from premium...

Prox - 09240325 - Crank Bearing and Seal Kit - YamahaFeaturesIncludes all necessary bearings/seals for a component’s replacementFor use with OEM or Pro-X crankshafts.SpecsApplicationCrankshaftProduct NameBearing and Seal...

Rekluse - 11313655 - TorqDrive® Clutch Pack - CRF 450FeaturesIts as easy as changing your clutch plates into your OEM componentsTorqDrive Technology also provides increased clutch life and decreased clutch fadeThe additional friction disks provide an...

Prox - 09106097 - Piston Kit - 40.00 mm - Yamaha MJ50/PW50FeaturesOversized options follow manufacturer piston to cylinder wall clearancesKit includes piston, ring kit, wrist pin, and circlipsSpecsCompression Ratio ImperialStandardEngine...

Prox - 09230614 - Connecting Rod Kit - YamahaFeaturesEasy to installSpecsProduct NameConnecting Rod KitRiding StyleOff-RoadEngine Type2-StrokeMaterialForged SteelUnitsKitFitment2019-2025YamahaYZ85

Prox - 09230471 - Connecting Rod Kit - Gas Gas | Husqvarna | KTMFeaturesEasy to installSpecsProduct NameConnecting Rod KitRiding StyleOff-RoadUnitsKitEngine Type2-StrokeMaterialForged SteelFitment2016-2022, 2025KTM150 SX2021-2025Gas GasMC...

Prox - 09230365 - Connecting Rod Kit - YamahaFeaturesEasy to installSpecsEngine Type4-StrokeProduct NameConnecting Rod KitUnitsKitRiding StyleOff-RoadMaterialForged SteelFitment2015-2025YamahaWR250F2014-2025YamahaYZ250F2021-2023, 2025YamahaYZ250F Monster...

Prox - 09105694 - Piston Kit - 43.44 mm - Yamaha YZ65FeaturesOversized options follow manufacturer piston to cylinder wall clearancesKit includes piston, ring kit, wrist pin, and circlipsSpecsCompression Ratio ImperialStandardUnitsKitBore Size Metric44...

Prox - 09106105 - Piston Kit - 44.97 mm - KTM 65SXFeaturesOversized options follow manufacturer piston to cylinder wall clearancesKit includes piston, ring kit, wrist pin, and circlipsSpecsCompression Ratio ImperialStandardUnitsKitBore Size Metric45.00...

Prox - 09106104 - Piston Kit - 44.96 mm - KTM 65SXFeaturesOversized options follow manufacturer piston to cylinder wall clearancesKit includes piston, ring kit, wrist pin, and circlipsSpecsBore - OversizeStandardProduct NamePiston KitBore - Oversize...

Pro Filter - 07120625 - Replacement Oil FilterFeaturesIncludes fibrous micro-pore filtration structureConsistent flow rates with high strength and dimensional stabilityFor use with synthetic or petroleum-based oilsExceed OEM...