Replacing Garage Door Opener Sprocket

You can put the chain back on your automatic garage door opener using a simple adjustment mechanism.

Replacing garage door opener sprocket.

This gear and sprocket assembly is compatible with various chain drive garage door openers. This replacement part is compatible with various screw drive garage door opener rail assemblies made after 1995. This is a video on how to change the gear sprockets in a craftsman garage door opener. Chain drive garage door openers have a sprocket that is attached at the top of the motor.

025c0020 is a replacement screw drive sprocket coupling. Garage door installation and replacement costs may vary according to style and size. Disconnect the power cord from your door opener before doing any kind of repair. Located at the top of the motor unit the gear and sprocket assembly drives the chain that opens and closes the garage door.

Over time though this slack can increase or the gear and sprocket assembly can wear and the chain may pop off the sprockets. Check the manual for your specific model number before ordering to ensure compatibility. Chain driven garage door openers should have some slack in the chain for optimal performance. Replacement gear and sprocket for liftmaster garage door openers 41c4220a brand.

Free returns are available for the shipping address you chose. You can return the item for any reason in new and unused condition. If the gear and sprocket assembly breaks the motor runs but the door won t move. This was a craftsman model 139 53976srt.

If you replace the sprocket assembly in your chain drive garage door opener yourself you may be able to save a lot of money. The process isn t as hard as you may think so consider the guide below. Over time the sprocket s teeth can wear and the chain may jump or skip when the opener raises the door. 041c4220a is a complete chain drive gear and sprocket replacement kit.

18 90 free returns return this item for free. Step 1 turn off the power. 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.