DUAL GEAR AND SPROCKET KIT
041A5658-1 is a dual gear and sprocket replacement kit. This complete kit is compatible with 3/4HP LiftMaster® Models 8587/8587W; and various dual AC chain drive garage door openers. This gear and sprocket assembly kit includes; helical gear and top hat assembly, worm gear, wear bushings, grease, and hardware needed to replace the chain drive gears. Check the manual for your specific model number before ordering to ensure compatibility.
Genuine LiftMaster® replacement part.