LiftMaster Chain Drive Gear And Sprocket Kit

The 041C4220A chain drive gear and sprocket replacement kit, also known as 41A2827, 41C4220C, 41C4220, or 41C4220A, is designed for use with various LiftMaster® and Chamberlain® chain drive garage door openers manufactured after 1993 only. This complete kit includes the following: helical gear and top hat assembly, worm gear, wear brushings, grease, and hardware required to replace the belt drive gears. Prior to ordering, ensure compatibility by checking the owner's manual or replacement parts diagram for your specific opener model.

Details