This can be easily replaced by a garage door service technician.
Garage door gear broke.
Shop menards and save big on replacement extension springs cables rollers brackets and openers for your garage door.
When they break the spring unwinds in less than a second and creates a loud noise due to the coils spinning on the shaft.
Your garage door opener has a gear and sprocket that will eventually fail.
Replace a broken gear and sprocket assembly with the manufacturer approved replacement part.
This is a video on how to change the gear sprockets in a craftsman garage door opener.
Liftmaster and chamberlain garage door openers are very common for this.
The most common cause of a chain being loose and appearing broken is a broken gear and sprocket.
The 41c4220a oem liftmaster gear and sprocket assembly is the preferred way to refurbish your garage door opener as it quickly replaces all of the common wear parts in the opener drive system.
If the gear and sprocket assembly breaks the motor runs but the door won t move.
Located at the top of the motor unit the gear and sprocket assembly drives the chain that opens and closes the garage door.
This was a craftsman model 139 53976srt.
100 brand new authentic liftmaster chamberlain craftsman part.
Replace the garage door opener gear and sprocket assembly as the drive shaft and sprocket rotate they drive the trolley that lifts and lowers the garage door.
The spring on my garage door broke and scott replaced the entire spring system with a more up to date design see all shamrock overhead door reviews door depot.
29 reviews garage door services door sales installation we arrived home from a trip to find our.
The plastic gear on the drive shaft is designed to fail if the garage door gets stuck in the travel tracks protecting the expensive drive motor from damage.
When a spring breaks on a garage door an immense amount of energy is displaced.
Liftmaster chamberlain craftsman garage door opener comp gear kit for 41a5021.