KTM 300 EXC Engines & Components

Piston Wrist Pin Retainers, Retaining Clips, Wire Lock Type, Steel, 0.049 in. Thickness, 0.709 in. Wrist Pin Diameter, for use on Honda®, KTM, Pair

Part Number: WIS-CW18

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

ProX Con.Rod Kit KTM250SX/EXC '90-99 + 300EXC '90-03

Part Number: PXR-03-6311

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Estimated Ship Date: May 8, 2026 if ordered today

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VERTEX PISTON KIT

Part Number: VPX-24244A

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Powersports Drivetrain Bearings and Seals, Wheel Bearing, Steel, Beta, Gas Gas, Husaberg, Husqvarna, KTM, Set

Part Number: PXR-23-S114002

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston Pin, Steel, Tapered, 18.00mm x 58.50mm, Each

Part Number: WIS-S513

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Estimated Ship Date: May 13, 2026 if ordered today

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ProX Piston Pin Bearing KTM250/300/360/380 '90-22

Part Number: PXR-21-6320

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Estimated Ship Date: Apr 27, 2026 if ordered today

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CAST REPLICA PISTON KIT A

Part Number: VPX-23375A

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston and Ring Kit, Replica, Cast Aluminum, 72.000mm Bore, Husqvarna, KTM, Kit

Part Number: VPX-23375C

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Estimated Ship Date: May 11, 2026 if ordered today

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ProX Big End Pin 24x59.60 mm CR250/TRX250 (430)

Part Number: PXR-06-2459-6

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 73.000mm Bore, KTM, Kit

Part Number: WIS-631M07300

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Estimated Ship Date: May 13, 2026 if ordered today

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Bearings, Powersports, Engine, Main Bearing, Roller, Right Side, Kit

Part Number: WIS-B5045

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Estimated Ship Date: May 13, 2026 if ordered today

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COUNTERSHAFT SEAL KIT

Part Number: HRI-OSK0011

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Estimated Ship Date: May 4, 2026 if ordered today

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ProX X-Ring Rollerchain Gold 520 x 120 L

Part Number: PXR-S0001

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston and Ring Kit, Replica, Cast Aluminum, 72.000mm Bore, Husqvarna, KTM, Kit

Part Number: VPX-23375B

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Estimated Ship Date: May 11, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK24244A

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Estimated Ship Date: May 11, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, Husqvarna, KTM, Kit

Part Number: HRI-K066

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Estimated Ship Date: May 4, 2026 if ordered today

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BOTTOM END KIT

Part Number: HRI-HR00178

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Estimated Ship Date: May 4, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK24244B

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston Wrist Pin Retainers, C-Clip, Steel, Husaberg, Husqvarna, KTM, Pair

Part Number: PXR-05-1815

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Estimated Ship Date: May 11, 2026 if ordered today

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Engine Piston, KTM 300 EXC '90-94 ProLite 2854CD

Part Number: WIS-631M07250

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Estimated Ship Date: May 13, 2026 if ordered today

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Piston Wrist Pin, Powersports, Tapered, Steel, 18.00mm Diameter, 52.70mm Length, Each

Part Number: WIS-S477

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Estimated Ship Date: May 13, 2026 if ordered today

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Countershaft seal kit

Part Number: ALB-25-4003

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Estimated Ship Date: May 4, 2026 if ordered today

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Powersports Drivetrain Bearings and Seals, Wheel Bearing, Steel, Rear, Gas Gas, Husaberg, Husqvarna, KTM, Set

Part Number: PXR-23-S112073

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston Rings, Chrome, 72.00mm Bore, Set

Part Number: WIS-2835CD

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Estimated Ship Date: May 15, 2026 if ordered today

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Powersports Crank Pin Bearings, Crank Pin Bearing, KU, Each

Part Number: WIS-B1045

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Estimated Ship Date: May 13, 2026 if ordered today

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