Assembly also fits chamberlain chain drive garage door opener models 1240r 1245r 1246r 1255r and 1256r.
Garage door opener gear and sprocket assembly part 41c4220a.
41c4220a liftmaster gear and sprocket assembly.
It was a perfect replacement and the garage door is working.
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Helical gear and top hat assembly worm gear wear bushings grease and hardware needed to replace the chain drive gears.
The replacement 41c4220a chain drive gear and sprocket assembly is for liftmaster and raynor chain drive garage door openers manufactured after 1991.
This gear and sprocket assembly is compatible with various chain drive garage door openers.
The bag said it was an oem piece.
Helical gear and top hat assembly worm gear wear bushings grease and hardware needed to replace the chain drive gears.
041c4220a is a complete chain drive gear and sprocket replacement kit.
Check the manual or replacement parts diagram for specific part information before.
It wasn t listed for the same model but after looking online it seems that most garage door openers made after 1984 use the same sprocket assembly.
This gear and sprocket assembly is compatible with various chain drive garage door openers.
The gear assembly includes drive gear assembly worm gear wear bushings grease hardware and instructions for replacement.