Keep your garage door opener up and running using garage door opener gear kits from liftmaster.
Liftmaster garage door opener broken sprocket and gear assembly.
All of our garage door opener gear kits include helical gear and top hat assembly worm gear wear bushings grease and hardware needed to replace the dual speed sprocket and gears.
11 carefully put the chain over the new sprocket gear.
Chamberlain 41c4220a garage door opener gear and sprocket assembly genuine original equipment manufacturer oem part 4 8 out of 5 stars 150.
Helical gear and top hat assembly worm gear wear bushings grease and hardware needed to replace the chain drive gears.
I noticed the opener straining a bit and it took me a short amount of time to see the problem.
This gear and sprocket assembly is compatible with various chain drive garage door openers.
This whole thing started due to a broken spring on my garage door.
This tensioner should be up near your garage door.