Assembly Replacement for LiftMaster Chamberlain Belt Drive 1270 1280 1280R 2280 2580 2500 2500B 2500D 2585 8100 8100M 8200 9200 041B3869-3A 41B3869-1$$Tools & Hardware Other

Part Number: 041B3869-3A, 41B3869-1, 41B3869-3, 41B3869, 41B3869-3A Replacement for LiftMaster Chamberlain Belt Drive Garage Door Opener Models 1270, 1280, 1280R, 2280, 2580, 2500, 2500B, 2500D, 2585, 8100, 8100M, 8200, 9200, WD822K, WD922K, WD912K, WD912KS, WD822KS (All models may not be listed)