HARLEY-DAVIDSON FXSTC SOFTAIL CUSTOM Pistons & Piston Rings

Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

• Free Shipping

Piston and Ring Kit, Hypereutectic, 3.498 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-STD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, 4.125 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB918C-STD

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Moly, 3.507 in. Bore, Buell, Harley-Davidson®, Set

Part Number: WIS-3507X

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

Piston Set, Super Duty KB Forged Piston - Twin Cam 96 Big Bore Flat Top +1.9cc (103ci) 2007 To Present Rod -7.667

Part Number: UEM-KB908LCA005

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, 4.130 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB916C-005

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

• Free Shipping

Piston and Ring Kit, Forged, 4.020 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB914C-020

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

• Free Shipping

Piston and Ring Kit, Forged, 4.000 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB915C-STD

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-005

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HSN-2M4805

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: WIS-3875VM

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

• Drop Ship
• Special Order

Piston Rings, X, Moly, 3.498 in. Bore, Buell, Harley-Davidson®, Set

Part Number: WIS-3497X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 11, 2026 if ordered today

• Drop Ship
• Special Order

Piston and Ring Kit, Bullet Series, Forged Aluminum Piston, Dome, 1.2mm Rings, Kit Includes One Piston and One Set of Rings, Harley-Davidson®, Kit

Part Number: CPD-BHM5017

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

• Free Shipping

80" PISTON SET +020 S&S

Part Number: SSY-92-2028

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

• Free Shipping

Piston and Ring Kit, Forged, 3.875 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB908C-STD

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

• Free Shipping

Piston Rings, Moly, 3.518 in. Bore, Buell, Harley-Davidson®, Set

Part Number: WIS-3517X

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: WIS-S534

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: WIS-K1749

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: WIS-3537X

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

• Drop Ship
• Special Order

Engine Piston Set, Tracker Series1340 EVO Flat Top 8.5:1 CR

Part Number: WIS-K0215PS

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Piston, Tracker Series 1340 EVO Domed 10:1 CR

Part Number: WIS-40216P2

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Piston Set, Tracker Series HD TC96-103cid 10.5:1 CR

Part Number: WIS-K0210P1

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HSN-2M4805005

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2026 if ordered today

• Drop Ship
• Special Order

"KB HYPER PISTON - TWIN CAM 88 BIG BORE (95ci) 1998-06, ROD-7.667, FLAT TOP +1cc"

Part Number: UEM-KB411-STD

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Dec 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order