HARLEY-DAVIDSON FLHR ROAD KING Pistons & Piston Rings

Piston and Ring Kit, Hypereutectic, 3.880 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB409C-005

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Estimated Ship Date: Jun 5, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 2.5mm Thickness, Each

Part Number: HSN-2M5080

5.0 out of 5 stars ( 3 )

Estimated Ship Date: May 14, 2026 if ordered today

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80" PISTON SET +020 S&S

Part Number: SSY-92-2028

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Piston Rings, Gas Nitrided, 3.875 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3875VM

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Piston and Ring Kit, Forged Aluminum, 3.875 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4994PS

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Powersports, Forged, Aluminum, Harley-Davidson®, Kit

Part Number: WIS-K1644

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 3.885 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4999P1

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston Pin, Steel, Chrome, Straight, 20.12mm x 55.90mm, Harley-Davidson®, Each

Part Number: WIS-S534

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 3.895 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4993P2

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston Rings, 3.875 in. Bore, Plasma-Moly, Chrome Plated Carbon Steel, Iron, For Harley-Davidson®, Set

Part Number: JEP-XK3875

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston Rings, Moly, 3.537 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3537X

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 3.528 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4725P3

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Estimated Ship Date: May 27, 2026 if ordered today

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Pistons and Rings, Forged, 3.740 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-K1749

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kits, Powersports, Black Edition V-Twin Piston Kits, 4.016 in. Bore, Rings, Harley-Davidson®, Kit

Part Number: WIS-K2803

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kits, Powersports, Black Edition V-Twin Piston Kits, 4.080 in. Bore, Rings, Harley-Davidson®, Kit

Part Number: WIS-K2785

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Estimated Ship Date: May 27, 2026 if ordered today

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Engine Piston, HD Milwaukee 8 114cid 11.0:1 CR (X)

Part Number: WIS-40180PS

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Estimated Ship Date: May 27, 2026 if ordered today

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Engine Piston Set, HD 2007-17 TC96 2vp Dish 9:1 103cid (X)

Part Number: WIS-K2788

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.880 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB907C-005

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 8, 2026 if ordered today

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Engine Piston Ring Set, 2-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M6164040

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Estimated Ship Date: May 15, 2026 if ordered today

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Piston and Ring Kit, Forged, Dome, 3.885 in. Bore, Harley-Davidson®, V2, Kit

Part Number: UEM-KB906C-010

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Piston and Ring Kit, Forged, 4.155 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB912C-030

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.895 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB905C-020

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Piston and Ring Kit, Forged, 4.000 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB913C-STD

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Estimated Ship Date: Jun 5, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.895 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB909C-020

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Estimated Ship Date: Jun 5, 2026 if ordered today

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Engine Piston Ring Set, 2-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4805005

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Estimated Ship Date: May 14, 2026 if ordered today

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