608S - FELLER BUNCHER 44 CUTTING MECHANISMS Parts group 44 CUTTING MECHANISMS 4440 FRAMES . BOOM ADAPTER - 608S/753G/759G 4460 HYDRAULIC SYSTEM . Harvester Head Adapter LINK ROTATOR - HARVESTER HEAD (762C) Select group 44 CUTTING MECHANISMS John Deere: 4440 FRAMES 4460 HYDRAULIC SYSTEM