Compatible with chain drive units from LiftMaster, chamberlain, craftsman, sears, master mechanic and Wayne Dalton. Compatible with 2245, 2255, 2265,, pd210, pd212, pd610, pd612k, 1200 series, 1240, 1245,, 1246, 1250,, 1255,,, 1256, 1260,,, 1265, and more. Not all models listed.
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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 lift master 1/3 and 1/2 HP chain drive models
Verified 100% authentic OEM lift master product- new production dates
Easy DIY- complete assembly