Replacing Garage Door Opener Sprocket

Replacement gear and sprocket for liftmaster garage door openers 41c4220a brand.

Replacing garage door opener sprocket.

You can return the item for any reason in new and unused condition. Step 1 turn off the power. This gear and sprocket assembly is compatible with various chain drive garage door openers. Garage door installation and replacement costs may vary according to style and size.

This home depot guide will explain the cost to install garage doors and openers or replace existing ones so you can decide which options are best for your budget. Over time though this slack can increase or the gear and sprocket assembly can wear and the chain may pop off the sprockets. You can put the chain back on your automatic garage door opener using a simple adjustment mechanism. 4 9 out of 5 stars 45 ratings.

The process isn t as hard as you may think so consider the guide below. This diy repair guide explains how to replace the gear and sprocket assembly on a chain drive garage door opener. If you replace the sprocket assembly in your chain drive garage door opener yourself you may be able to save a lot of money. This was a craftsman model 139 53976srt.

18 90 free returns return this item for free. Over time the sprocket s teeth can wear and the chain may jump or skip when the opener raises the door. Check the manual for your specific model number before ordering to ensure compatibility. Chain drive garage door openers have a sprocket that is attached at the top of the motor.

Disconnect the power cord from your door opener before doing any kind of repair. If the gear and sprocket assembly breaks the motor runs but the door won t move. 041c4220a is a complete chain drive gear and sprocket replacement kit. This replacement part is compatible with various screw drive garage door opener rail assemblies made after 1995.

Chain driven garage door openers should have some slack in the chain for optimal performance. Located at the top of the motor unit the gear and sprocket assembly drives the chain that opens and closes the garage door. This is a video on how to change the gear sprockets in a craftsman garage door opener.