JE Pistons Piston Kit - 399157 For Harley Motorcycles 2017-2025 Brand_Saddlemen Mounting screw has a knurled

Mounting screw has a knurled edge for finger tightening and a hex socket for wrench tightening

Features high alloy steel plates and pins

Seat features a combination of progressive density foam and SaddleGel inserts for superior driver and passenger comfort

Replacement socket/bulb for FL-style speedometer

JE Pistons Piston Kit - 399157 For Harley Motorcycles 2017-2025 Brand_Saddlemen Mounting screw has a knurledFeatures 2618 T6 forged construction provides better aligned grain flow and higher tensile strength to provide durability, even in high performance builds Skirt coating reduces opertating friction and wear Offset pins reduce piston rock and minimize operating noise Skirt notches for optimal clearance at bottom dead center Accumulator groove taps combustion gases below the top ring to promote more consistent, positive ring seal and performance Inlcudes