LiftMaster™ Garage Door Opener Requiring a Gear Kit in Richmond
View of the top of a Garage door opener that has a broken sprocket stem. You can see the round metal sleeve that has been worn away from use.
View of garage door opener with a new gear assembly installed. You can see the chain tension is nice and true.
Chain that has been broken off the gear sprocket from a heavy door that has caused stress on the garage door motor’s gear.