2012 Pistons & Piston Rings

ProX Piston Kit YZ250 '99-22 + RM250 '03-12 (66.36mm)

Part Number: PXR-01-2321-B

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Estimated Ship Date: Oct 20, 2025 if ordered today

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ProX Piston Kit YZ250 '99-22 + RM250 '03-12 (66.37mm)

Part Number: PXR-01-2321-C

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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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ProX Piston Kit YZ450F '03-09/WR450F '03-15 12.5:1 (94.96mm)

Part Number: PXR-01-2429-B

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ProX Piston Kit YZ450F '03-09/WR450F '03-15 12.5:1 (94.97mm)

Part Number: PXR-01-2429-C

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ProX Piston Kit SJ700 '94-17/Wave Runnr 1100 "Art" (81.50mm)

Part Number: PXR-01-2510-050

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ProX Piston Kit KX250F '11-14 "ART" 13.5:1 (76.96mm)

Part Number: PXR-01-4342-A

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ProX Piston Kit KX250F '11-14 "ART" 13.5:1 (76.98mm)

Part Number: PXR-01-4342-C

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ProX Piston Kit Polaris RZR800 EFI '08-14 10.0:1 (79.95mm)

Part Number: PXR-01-5805-A

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ProX Piston Kit Polaris RZR800 EFI '08-14 10.0:1 (79.96mm)

Part Number: PXR-01-5805-B

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ProX Piston Kit Polaris RZR800 EFI '08-14 10.0:1 (79.97mm)

Part Number: PXR-01-5805-C

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ProX Piston Kit Polaris Sportsman 800 EFI '05-15 (79.95mm)

Part Number: PXR-01-5806-A

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ProX Piston Kit Polaris Sportsman 800 EFI '05-15 (79.96mm)

Part Number: PXR-01-5806-B

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ProX Piston Kit Polaris Sportsman 800 EFI '05-15 (79.97mm)

Part Number: PXR-01-5806-C

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ProX Piston Kit Arctic Cat CF8 '10-11 (85.00mm)

Part Number: PXR-01-5811-000

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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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ProX Piston Kit Polaris Sportsman 450/570 '14-21 (99.50mm)

Part Number: PXR-01-5512-050

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ProX Piston Kit Polaris Sportsman 450/570 '14-21 (100.00mm)

Part Number: PXR-01-5512-100

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ProX Piston Kit Husaberg FE570 '09-12 12.2:1 (99.95mm)

Part Number: PXR-01-6519-A

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ProX Piston Kit Husaberg FE570 '09-12 12.2:1 (99.96mm)

Part Number: PXR-01-6519-B

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ProX Piston Kit Husaberg FE570 '09-12 12.2:1 (99.97mm)

Part Number: PXR-01-6519-C

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ProX Piston Kit Husq TC/TE/TXC449 '11-13 13.0:1 (97.97mm)

Part Number: PXR-01-6411-C

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ProX Piston Kit KTM400EXC '09-11/Husa FE390 '10-12 (94.95mm)

Part Number: PXR-01-6439-B

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ProX Piston Kit KTM400EXC '09-11/Husa FE390 '10-12 (94.96mm)

Part Number: PXR-01-6439-C

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ProX Piston Kit Husq TE/TXC/SMR511 '11-13 12.0:1 (100.95mm)

Part Number: PXR-01-6511-B

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