Pistons & Piston Rings

ProX Piston Pin 18 x 52.7 x 13.0 mm

Part Number: PXR-04-1852-7

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Estimated Ship Date: Nov 10, 2025 if ordered today

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ProX Piston Pin 18 x 53.30mm YZ250 '99-22

Part Number: PXR-04-1853-3

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ProX Big End Pin 22x45.90mm KTM85SX '03-12

Part Number: PXR-06-2245-9

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ProX Big End Pin 22x46 KX80/85/100 '98-22

Part Number: PXR-06-2246

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ProX Piston Ring Set KTM125 '01-07 (54.00mm)

Part Number: PXR-02-6220

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ProX Piston Ring Set Moto TM144 '07-12 (56.00mm)

Part Number: PXR-02-7207

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Ring Set- 4.130 x 1/16x1/16x3/16

Part Number: WIS-4130H

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3MM OIL RING ONLY (4.153" - 4.162")

Part Number: WIS-4160F

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Piston Rings, Plasma-moly, 4.127 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4160H

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Ring Set- 4.290" x 1/16x1/16x3/16"

Part Number: WIS-4290H

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Piston Rings, Plasma-moly, 4.320 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4320H

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AUTOMOTIVE RING (1 SET FOR 1 PSTN)

Part Number: WIS-3935H

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3.940" AUTO RING (1 SET FOR 1 PSTN)

Part Number: WIS-3940H

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89.50 MM RING SET

Part Number: WIS-3524TC

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Piston Rings, Plasma-moly, 3.796 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-3796H

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90 x 1.2mm TC Ring

Part Number: WIS-3544TC

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Engine Piston Ring, 3.140 Semi Keystone Ring

Part Number: WIS-3140KA

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Engine Piston Ring, 3.150 Semi Keystone Ring

Part Number: WIS-3150KA

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Engine Piston Ring, 3.169 Semi Keystone Ring

Part Number: WIS-3169KA

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80.50 MM RING SET

Part Number: WIS-3169TC

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Piston Ring, Top Ring, Gas Nitrided, 4.057 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4057FTX

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Piston Ring, Top Ring, Gas Nitrided, 4.082 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4082FTX

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Piston Rings, Plasma-moly, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4125H

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 13, 2025 if ordered today

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Piston Rings, Plasma-moly, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4005H

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40.00MM RING SET

Part Number: WIS-1574CS

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