Dirt Bike Engine

Prox - 09240711 - Crankshaft Bearing/Seal Kit - BetaFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high durability and the seals...

Prox - 09106804 - Piston Kit - 87.96 mm - Beta 350RRFeaturesThe piston is precision machined on state of the art CNC equipmentPiston rings are made by OEM factories to exact specificationsSpecsProduct NamePiston KitRiding StyleStreetBore - Oversize...

Prox - 09240710 - Crankshaft Bearing/Seal Kit - Gas-Gas/Husqvarna/KTMFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high durability...

Prox - 09240713 - Crankshaft Bearing/Seal Kit - BetaFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high durability and the seals...

Prox - 09240707 - Crankshaft Bearing/Seal Kit - Gas Gas/Husqvarna/KTMFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high durability...

Prox - 09106809 - Piston Kit - 94.95 mm - Beta 450RRFeaturesThe piston is precision machined on state of the art CNC equipmentPiston rings are made by OEM factories to exact specificationsSpecsPiston Size Metric94.95 mmUnitsKitBore -...

Prox - 09106811 - Piston Kit - 94.96 mm - Beta 430RRFeaturesThe piston is precision machined on state of the art CNC equipmentPiston rings are made by OEM factories to exact specificationsSpecsRiding StyleOff-RoadCompression Ratio Imperial11.9:1Product...

Prox - 09240709 - Crankshaft Bearing/Seal Kit - Husaberg/Husqvarna/KTMFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high...

Prox - 09106806 - Piston Kit - 87.96 mm - Beta 390RRFeaturesThe piston is precision machined on state of the art CNC equipmentPiston rings are made by OEM factories to exact specificationsSpecsBore - OversizeStandardCompression Ratio Imperial12.5:1Engine...

Prox - 09240702 - Crankshaft Bearing/Seal Kit - KawasakiFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high durability and the...

Prox - 09240705 - Crankshaft Bearing/Seal Kit - Husaberg/Husqvarna/KTMFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high...

Prox - 09106801 - Piston Kit - 66.34 mm - Sherco 250SE/250SE-RFeaturesCast 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 - 09106797 - Piston Kit - 94.95 mm - Gas Gas | Husqvarna | KTMFeaturesThe piston is precision machined on state of the art CNC equipmentPiston rings are made by OEM factories to exact specificationsSpecsProduct NamePiston KitRiding StyleStreetBore...

Prox - 09106794 - Piston Kit - 94.95 mm - Gas Gas | Husqvarna | KTMFeaturesThe piston is precision machined on state of the art CNC equipmentPiston rings are made by OEM factories to exact specificationsSpecsPiston Size Metric94.95 mmRiding...

Prox - 09106796 - Piston Kit - 94.96 mm - Gas Gas | Husqvarna | KTMFeaturesThe piston is precision machined on state of the art CNC equipmentPiston rings are made by OEM factories to exact specificationsSpecsBore Size Metric95.00 mmProduct NamePiston...

Prox - 09106787 - Piston Kit - 77.96 mm - Kawasaki KX250/KX250XFeaturesThe piston is precision machined on state of the art CNC equipmentPiston rings are made by OEM factories to exact specificationsSpecsBore - Oversize MetricStandardCompression Ratio...

Prox - 09106800 - Piston Kit - 83.95 mm - Sherco 300SE-F/300SEF-RFeaturesThe piston is precision machined on state of the art CNC equipmentPiston rings are made by OEM factories to exact specificationsSpecsBore - Oversize MetricStandardCompression Ratio...

Prox - 09106795 - Piston Kit - 94.95 mm - Husqvarna FE450 | KTM 450EXC-FFeaturesThe piston is precision machined on state of the art CNC equipmentPiston rings are made by OEM factories to exact specificationsSpecsBore Size Metric95.00 mmDisplacement450...

Prox - 09106786 - Piston Kit - 77.96 mm - Kawasaki KX250/KX250XFeaturesThe piston is precision machined on state of the art CNC equipmentPiston rings are made by OEM factories to exact specificationsSpecsBore - OversizeStandardCompression Ratio...

Prox - 09106798 - Piston Kit - 66.34 mm - Beta RR250/Xtrainer 250FeaturesCast 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,...

Prox - 09106802 - Piston Kit - 66.34 mm - Sherco 250SE/250SE-RFeaturesCast 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 - 09240712 - Crankshaft Bearing/Seal Kit - BetaFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high durability and the seals...

Prox - 09240708 - Crankshaft Bearing/Seal Kit - KTMFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high durability and the seals...

Prox - 09240706 - Crankshaft Bearing/Seal Kit - Husqvarna/KTMFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high durability and the...

Prox - 09240703 - Crankshaft Bearing/Seal Kit - KTMFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high durability and the seals...

Prox - 09230700 - Connecting Rod Kit - Gas Gas | Husqvarna | KTMFeaturesDouble forged to maintain superior strength, durability and dimensional consistency through improved grain flowSpecsEngine Type4-StrokeMaterialForged SteelUnitsKitRiding...

Prox - 09230699 - Connecting Rod Kit - Husaberg | Husqvarna | KTMFeaturesDouble forged to maintain superior strength, durability and dimensional consistency through improved grain flowSpecsEngine Type4-StrokeMaterialForged SteelUnitsKitRiding...

Prox - 09240704 - Crankshaft Bearing/Seal Kit - KTMFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high durability and the seals...

Prox - 09230694 - Connecting Rod Kit - HondaFeaturesDouble forged to maintain superior strength, durability and dimensional consistency through improved grain flowSpecsRiding StyleOff-RoadProduct NameConnecting Rod KitUnitsKitEngine...

Prox - 09230698 - Connecting Rod Kit - KawasakiFeaturesDouble forged to maintain superior strength, durability and dimensional consistency through improved grain flowSpecsProduct NameConnecting Rod KitUnitsKitEngine Type4-StrokeMaterialForged SteelRiding...

Prox - 09250355 - Cam Chain - 92RH2015 - 104 Links - Gas Gas | Honda | Husqvarna | KTM | ShercoFeaturesDesigned to OEM specificationsStrong M-type chain that has a special heat treated pin plus advanced pin and link connection for maximum performance and...

Prox - 09240701 - Crankshaft Bearing/Seal Kit - HondaFeaturesMade to exact OEM specifications, to ensure maximum quality and performanceIncludes all necessary bearings/seals for a component’s replacementProX bearings offer high durability and the seals...

Prox - 09250825 - Cam Chain - 98XRH2010 - 114 Links - YamahaFeaturesDesigned to OEM specificationsStrong M-type chain that has a special heat treated pin plus advanced pin and link connection for maximum performance and durabilitySpecsUnitsEachChain...

Prox - 09230702 - Connecting Rod Kit - BetaFeaturesDouble forged to maintain superior strength, durability and dimensional consistency through improved grain flowSpecsRiding StyleAdventure Touring / Dual-SportEngine Type2-StrokeMaterialForged...

Prox - 09230701 - Connecting Rod Kit - Gas Gas | Husqvarna | KTMFeaturesDouble forged to maintain superior strength, durability and dimensional consistency through improved grain flowSpecsProduct NameConnecting Rod KitUnitsKitMaterialForged SteelRiding...

Prox - 09250356 - Cam Chain - 82RH2015 - 102 Links - HondaFeaturesDesigned to OEM specificationsStrong M-type chain that has a special heat treated pin plus advanced pin and link connection for maximum performance and...

Prox - 09230697 - Connecting Rod Kit - Gas Gas | YamahaFeaturesDouble forged to maintain superior strength, durability and dimensional consistency through improved grain flowSpecsEngine Type4-StrokeRiding StyleOff-RoadRiding StyleAdventure Touring /...

Prox - 09230696 - Connecting Rod Kit - YamahaFeaturesDouble forged to maintain superior strength, durability and dimensional consistency through improved grain flowSpecsProduct NameConnecting Rod KitRiding StyleOff-RoadUnitsKitEngine...

Prox - 09251201 - Cam Chain - T106ER - 110 Links - Gas Gas | Husqvarna | KTMFeaturesDesigned to OEM specificationsStrong M-type chain that has a special heat treated pin plus advanced pin and link connection for maximum performance and...

Prox - 09230695 - Connecting Rod Kit - YamahaFeaturesDouble forged to maintain superior strength, durability and dimensional consistency through improved grain flowSpecsEngine Type2-StrokeMaterialForged SteelUnitsKitProduct NameConnecting Rod KitRiding...