2021 Pro-X Racing Parts Powersports Piston and Ring Kits

ProX Piston Kit Beta 480RR '15-22 11.9:1 (99.97mm)

Part Number: PXR-01-7425-B

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Estimated Ship Date: Jan 8, 2026 if ordered today

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ProX Piston Kit KX450 '19-22 12.5:1 (95.99mm)

Part Number: PXR-01-4429-C

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Estimated Ship Date: Jan 8, 2026 if ordered today

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ProX Piston Kit Yam Wolverine RMAX2/4 '21-22

Part Number: PXR-01-2921-B

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Estimated Ship Date: Jan 8, 2026 if ordered today

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ProX Piston Kit Polaris RZR900/1000 '14-21 (92.96mm)

Part Number: PXR-01-5913-B

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Estimated Ship Date: Jan 8, 2026 if ordered today

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ProX Pst Kit KTM450SX-F'13-22 + FC450'14-21 12.6:1 (94.97mm)

Part Number: PXR-01-6434-C

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ProX Piston Kit Polaris RZR900/1000 '14-21 (92.97mm)

Part Number: PXR-01-5913-C

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ProX Pst Kit KTM250SX-F '16-22/FC250 '16-22 14.4:1 (77.97mm)

Part Number: PXR-01-6347-B

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ProX Pst Kit KTM250SX-F '16-22/FC250 '16-22 14.4:1 (77.98mm)

Part Number: PXR-01-6347-C

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ProX Piston Kit Polaris RZR TURBO'16-22

Part Number: PXR-01-5920-A

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ProX Piston Kit KTM125SX '07-22 + KTM125EXC '01-16 (53.96mm)

Part Number: PXR-01-6226-C

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ProX Piston Kit KTM150EXC TPi'21-22 + TE150i'21-22 (57.96mm)

Part Number: PXR-01-6241-C

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ProX Piston Kit YZ250 '99-22 + RM250 '03-12 (66.35mm)

Part Number: PXR-01-2321-A

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ProX Piston Kit Yamaha YZ250F '19-22 13.8:1 (76.95mm)

Part Number: PXR-01-2439-A

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ProX Piston Kit YZ450F '20-22+WR450F '21-22 13.0:1 (96.96mm)

Part Number: PXR-01-2450-B

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ProX Piston Kit Kawasaki KX250 '21-22

Part Number: PXR-01-4351-B

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ProX Piston Kit Kawasaki KX250 '21-22

Part Number: PXR-01-4351-C

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ProX Piston Kit Sherco 250SE/SC-R '17-22 (66.34mm)

Part Number: PXR-01-7337-A

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ProX Piston Kit Sherco 250SE/SC-R '17-22 (66.35mm)

Part Number: PXR-01-7337-B

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ProX Piston Kit Sherco 250SE/SC-R '17-22 (66.36mm)

Part Number: PXR-01-7337-C

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ProX Piston Kit Yamaha YZ250F '19-22 13.8:1 (76.96mm)

Part Number: PXR-01-2439-B

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ProX Piston Kit Yam Wolverine RMAX2/4 '21-22

Part Number: PXR-01-2921-C

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ProX Pstn Kit DR-Z400 '00-21/LT-Z400 '03-18 12.2:1 (89.97mm)

Part Number: PXR-01-3420-B

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ProX Pstn Kit DR-Z400 '00-21/LT-Z400 '03-18 12.2:1 (89.98mm)

Part Number: PXR-01-3420-C

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ProX Piston Kit Beta RR250 '13-21 + XTrainer 250 (66.35mm)

Part Number: PXR-01-7313-B

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ProX Piston Kit Sherco 300SE/SC-R '16-22 (71.94mm)

Part Number: PXR-01-7346-A

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