Liftmaster-Sears Gear and Sprocket Kit Replacement 41C4220A
Gear and Sprocket Assembly Kit replacement part for 41C4220A.
Compatible with residential Chamberlain, Liftmaster, Sears Craftsman, Master Mechanic and Garage Master chain drive garage door openers manufactured from 1984 to the present part no. 41C4220A. Also for Wayne Dalton models 100 to 320.
Includes:
- Sprocket drive shaft
- Shaft housing
- Main drive gear
- Worm gear
- Limit switch gear and clip
- Lubricant
- Replacement bushing, fittings, & pins
- Instructions