... L/R , PISTON SHOE , CYLINDER BLOCK, RING OF PISTON, CENTER PIN, SOCKET BOLT XA8V55/59/80/107/115/ 172, DRIVE SHAFT ... , PISTON SHOE , CYLINDER BLOCK, RING OF PISTON, CENTER PIN, SOCKET BOLT, DISK SPRING, HEAD COVER.BALL , Excavator Parts ExportXA8V55/59/80/107 ... , PISTON SHOE , CYLINDER BLOCK, RING OF PISTON, CENTER PIN, SOCKET BOLT, DISK SPRING, HEAD COVER.BALL , Excavator Parts Export XA8V55/59/80 ...