Sears craftsman garage door opener replacement white main gear 81b0045 2 pack.
Main gear for craftsman garage door opener.
If your garage door opener runs when you press the button but the door won t open this is likely the part that needs replacing 41a2817 drive gear.
This diy repair guide explains how to replace the gear and sprocket assembly on a chain drive garage door opener.
32 2 heavy duty nylon main drive gears see more product details.
Garage door opener gear.
Drive gear bore size.
Located at the top of the motor unit the gear and sprocket assembly drives the chain that opens and closes the garage door.
Here are the repair parts and diagrams for your craftsman 139664953 electronic garage door opener with receiver.
This is a video on how to change the gear sprockets in a craftsman garage door opener.
Chain rail extension kit.
The diagram s below can help you find the right part.
Wireless keypad with all weather cover.
This was a craftsman model 139 53976srt.
Drive gear number of teeth.
Kipa pack 3 drive gear for sears crafsman liftmaster chamberlain garage door openers 1984 up 41a2817 41c4220a 81b0045 drive gear 32 teeth bore size 1 2 durable top quality 4 7 out of 5 stars 37 9 75 9.
7 99 liftmaster sears craftsman 371lm remote control transmitter single button 315mhz.
Chain rail extension kit.
I replaced just the main gear with the sprocket and shaft assembly for 25 or so from a supplie.
Find the best replacement parts for less for your sears craftsman garage door opener at garage door supply company.
2 3 4 number of teeth.
Drive gear outside diameter.
If the gear and sprocket assembly breaks the motor runs but the door won t move.
My sears chain drive garage door opener s main gear is worn.