Replace a broken gear and sprocket assembly with the manufacturer approved replacement part.
How to change gear on craftsman garage door opener.
Find the make and model of your garage door opener and then start shopping for a new gear kit.
We have 1 2 hp craftsman garage door opener parts and parts for other models such as craftsman 3 4 hp garage door opener parts.
Amazon and other online retailers carry many popular gear kits ranging in price from about 18 to 30.
Step by step garage door opener gear fix.
This was a craftsman model 139 53976srt.
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.
Select the craftsman garage door opener replacement parts you need using the key number on the parts diagram as a reference.
The worm gear which attaches to the motor shaft meshes with the drive gear to spin the sprocket and drive the chain to open and close the garage door.
This diy repair guide explains how to replace the drive and worm gears on a chain drive garage door opener.
If you are in a bigger hurry you should be able to find a kit at a local garage door opener dealer.
If the gears break or strip the door won t move.
How to change the gear on a liftmaster accessmaster craftsman chain drive garage door opener.