The gear and sprocket assembly is inside the cover of the garage door opener motor.
Garage door chain sprocket replacement.
This can be easily replaced by a garage door service technician.
Replacement gears and sprockets for genie model garage door openers.
Located at the top of the motor unit the gear and sprocket assembly drives the chain that opens and closes the garage door.
Replace a broken gear and sprocket assembly with the manufacturer approved replacement part.
This was a craftsman model 139 53976srt.
Over time the sprocket s teeth can wear and the chain may jump or skip when the opener.
Orders 14 99 0.
The cost of the new gear and sprocket replacement is around 160 220 depending on the state and area you live in and it s include labor to install the new part.
See full descriptions for garage door opener compatibility by model numbers.
This gear and sprocket assembly is compatible with various chain drive garage door openers.
Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor.
Way to go 365 garage door parts and usps.
Thread the nut s facing the door clockwise until it meets the bracket then release the chain.
Amazon s choice for craftsman garage door sprocket replacement for liftmaster 41c4220a gear and sprocket kit fits chamberlain sears craftsman 1 3 and 1 2 hp chain drive models 4 8 out of 5 stars 1 216.
Five days sooner than estimated.
By william machin chain drive garage door openers have a sprocket that is attached at the top of the motor.
In four 4 days from east coast to the foothills of the west coast.
If the gear and sprocket assembly breaks the motor runs but the door won t move.
This is a video on how to change the gear sprockets in a craftsman garage door opener.
Free shipping on all u s.
Pull the chain toward the garage door and hold it in position.
Couplings shaft keys.
Helical gear and top hat assembly worm gear wear bushings grease and hardware needed to replace the chain drive gears.
Genuine genie replacement belt and chain drive sprockets main drive gears and more.
041c4220a is a complete chain drive gear and sprocket replacement kit.