Husqvarna OEM Piston Assembly for 545, 550XP Chainsaws 577047006

OEM piston assembly from Husqvarna. Complete piston assembly for your chainsaw. Piston assembly includes a piston, ring, piston pin, piston pin bearing and circlips. We recommend replacing your cylinder gaskets (sold separately) and using a piston ring clamp set to help when changing a piston.