2021 Pistons & Piston Rings

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 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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PISTON KIT HARLEY DAVIDSON

Part Number: UEM-KB935C-STD

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Black Edition, Forged Aluminum, 105.030mm Bore, Harley-Davidson®, M8, Kit

Part Number: WIS-40253PS

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Engine Piston, Ski Doo 850 E-TEC 2017-2018

Part Number: WIS-2465M08200

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.503 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB922C-005

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.508 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB922C-010

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.528 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB922C-030

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.498 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB922C-STD

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.503 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB923C-005

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.508 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB923C-010

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.518 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB923C-020

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.528 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB923C-030

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.498 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB923C-STD

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.528 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB924C-030

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.503 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB925C-005

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.508 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB925C-010

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.528 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB925C-030

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Piston and Ring Kit, Forged, 3.538 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB925C-040

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 10.00;1 Compression Ratio, Kit

Part Number: UEM-KB272-005

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Harley-Davidson®, 10.00;1 Compression Ratio, Kit

Part Number: UEM-KB272-010

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Dish, 3.528 in. Bore, Harley-Davidson®, V2, Kit

Part Number: UEM-KB272-030

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 10.00;1 Compression Ratio, Kit

Part Number: UEM-KB272-040

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Estimated Ship Date: Jan 26, 2026 if ordered today

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