Replacement for liftmaster 41c4220a gear and sprocket kit fits chamberlain sears craftsman 1 3 and 1 2 hp chain drive models 4 8 out of 5 stars 1 130 18 90 18.
Replacement gear kit for craftsman garage door opener.
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This gear kit on amazon.
Drive and worm gear kit 41c4220a is an original equipment manufacturer oem part that fits most craftsman 139 series chain drive garage door openers manufactured after 1993.
If your garage door opener is a 1 2hp or 1 3hp chain drive model produced from 1984 to present and manufactured by.
Kit also fits chamberlain chain drive garage door opener models 1240r 1245r 1246r 1255r 1256r 2280 2280 267 and 2280 976.
This is a great inexpensive and easy way to refurbish your chain drive door opener.