Includes: gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions;Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current;Compatible with chamberlain, sears, craftsman and liftmaster 1/3 and 1/2 HP chain drive models;Verified 100% authentic OEM liftmaster product- new production dates;Easy DIY- complete assembly
Includes: gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions;Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current;Compatible with chamberlain, s...
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