Garage Door Opener Drive Gear and Worm for Sears Chamberlain Liftmaster Craftsman 81B0045 41C4220A

One New Aftermarket Replacement Drive & Worm Gear Set Fits Chamberlain, Sears, Liftmaster and Craftsman Garage Door Opener Models: Compatible With Liftmaster, Chamberlain Chain Drive Garage Door Opener Models: 1040, 1045, 1046, 1050, 1055, 1056, 1060, 100Wd, 200Wd, 300Wd, 110Wd, 210Wd, 310Wd, 1260Lk, 1245Lk, 215Wd, 220Ed, 315Wd, 320Wd, 1240R, 1245R, 1246R, 1255R, 1256R, 985, 2565, 2575, 2595, 140, 150, 240, 350, 450, 550, 700Whc, 701Whc, 1000, 2000, 4000, 4001, 5000, 710Whc, 711Whc, 1100, 2100, 4100, 5100, 7200, 1200, 2200, 4200, 6200, 7220, Cg40, 7420, Pd752, Pd758S. Compatible With These Liftmaster, Chamberlain Belt Drive Models: 1280, 1280R, 2580, 2585, 8100, 8100M, 8200, 9200, Wd922K, Wd912Ks, Wd822Ks All OEM part numbers and logos are to be used for identification purposes only