GEAR AND SPROCKET, AC BELT
041A4885-2 is a AC Belt Gear and Sprocket Replacement Kit. For use with various LiftMaster® and Chamberlain® AC Belt Drive Garage Door Openers; manufactured after 1993 only. Complete kit includes: Helical gear and top hat assembly, worm gear, wear bushings, grease, and hardware needed to replace the belt drive gears. Check the owner's manual or replacement parts diagram before ordering to ensure compatibility.