Lift-Master Gear & Sprocket Assembly
Part No. 41C4220A
Includes:
- Sprocket drive shaft
- Shaft housing
- Main drive gear
- Worm gear
- Limit switch gear and clip
- Lubricant
- Replacement bushing, fittings, & pins
- Instructions
For use in the following opener models:
All 1/3 Hp, 1/2 Hp, 3/4 Hp Residential chain Drive Models of these openers manufactured from 1984 to the present:- Liftmaster
- Sears Craftsman
- Master Mechanic
- Chamberlain
- Garage Master
- Wayne Dalton models 100 to 320
This Gear and Sprocket Assembly Kit is for all Chamberlain Group chain drive openers manufactured from 1984 to the present. This is a replacement part for the following garage door openers: Lift-Master Sears Craftsman Chamberlain Master Mechanic Garage Master