Liftmaster 41c4220a Gear and Sprocket Kit for Chamberlain, Sears, Craftsman and LiftMaster 1/3 and 1/2 HP Chain Drive Models

it was exactly what i wanted and the price was great

Parts were all there and match up perfectly. Delivered quickly.

Worked perfect for our garage door and easy do it yourself instructions!

Worked like a charm!!!

A+

Worked as expected, hope this is going to last for a while.

Worked great. I followed the counsel of others of putting the screws through the holes before installing them to pre-thread them. Worked great!

Easy to install, been in place for a few months with no trouble.

Got the job done

Just like original.