2021 Pistons & Piston Rings

ProX Piston Kit CRF250R '20-21 + CRF250RX 13.9:1 (78.99mm)

Part Number: PXR-01-1350-C

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Piston Kit CRF450R/RX '17-22 13.5:1 (95.97mm)

Part Number: PXR-01-1417-B

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Piston Kit CRF450R/RX '17-22 13.5:1 (95.98mm)

Part Number: PXR-01-1417-C

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Piston Kit CRF450X'19-22+CRF450L'19-22 12.0:1 (95.98mm)

Part Number: PXR-01-1419-C

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Piston Kit YZ250 '99-22 + RM250 '03-12 (66.38mm)

Part Number: PXR-01-2321-D

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Piston Kit RM-Z250 '10-22 "ART" 13.4:1 (76.97mm)

Part Number: PXR-01-3341-B

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Pstn Kit DR-Z400 '00-21/LT-Z400 '03-18 12.2:1 (89.96mm)

Part Number: PXR-01-3420-A

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Piston Kit Kawasaki KX250 '21-22

Part Number: PXR-01-4351-A

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Piston Kit Polaris Sportsman 450/570 '14-21 (99.00mm)

Part Number: PXR-01-5512-000

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Piston Kit KTM125SX '07-22 + KTM125EXC '01-16 (53.94mm)

Part Number: PXR-01-6226-A

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Piston Kit KTM125SX '07-22 + KTM125EXC '01-16 (53.95mm)

Part Number: PXR-01-6226-B

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Piston Kit KTM150SX '16-22 + 150XC-W '17-19 (57.96mm)

Part Number: PXR-01-6237-C

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Piston and Ring Kits, Powersports Tracker Series Piston Kits, Forged Aluminum, 3.000 in. Bore, Rings, 883 To 1200 Conversion, Harley-Davidson®, Kit

Part Number: WIS-K0212PS

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Estimated Ship Date: Jan 14, 2026 if ordered today

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ProX Piston Kit Beta RR300 '18-21 (71.95mm)

Part Number: PXR-01-7398-B

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Estimated Ship Date: Jan 12, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK24244B

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 69.000mm Bore, Honda®, Kit

Part Number: WIS-40061M06900

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Estimated Ship Date: Jan 14, 2026 if ordered today

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ProX Pst Kt XR650L'93-21/SLR650'97-00/FMX650'05-07(101.00mm)

Part Number: PXR-01-1660-100

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Estimated Ship Date: Dec 29, 2025 if ordered today

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ProX Pst Kit KTM450SX-F'13-22 + FC450'14-21 12.6:1 (94.96mm)

Part Number: PXR-01-6434-B

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Piston and Ring Kit, Big Bore, Cast Aluminum, 52.000mm Bore, Suzuki, Kit

Part Number: VPX-23205400

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Piston and Ring Kit, Forged Aluminum, 72.000mm Bore, Husqvarna, Kawasaki, KTM, Suzuki, Yamaha, Kit

Part Number: WIS-878M07200

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Estimated Ship Date: Dec 31, 2025 if ordered today

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Engine Piston, KTM 150SX '16-19 GP Series 2284CD

Part Number: WIS-881M05800

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Estimated Ship Date: Dec 31, 2025 if ordered today

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88.00mm x 32.8mm CH, 94.0mm stroke,149.3mm rod,22.5mm pin,-6.5cc,382g,9.6CR, 2618

Part Number: MLE-197755365-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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82.00mm x 33.27mm CH, 94.6mm stroke,148.2mm rod,22mm pin,-11.0cc,299g,10.6CR, 2618

Part Number: MLE-197883929-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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86.00mm x 32.5mm CH, 86.0mm stroke,129.3mm rod,22mm pin,-8.0cc,320g,10.5CR, 2618

Part Number: MLE-197769285-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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412cid 4.233 x 2.722CH, 4.882stroke,7.559rod,1.575pin,-55.6cc,1338g,16.0CR, M142P

Part Number: MLE-197850333-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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