Sears Craftsman 139.53663SRT2 Replacement Logic Board Assembly for Garage Door Opener. Garage Door Replacement Parts.
Liftmaster and Chamberlain Compatible (41D4674-11, 41D4674-11C | 41D4674-10H).
971LM Remote Control Compatible.
976LM Keyless Entry Compatible.
Security + 390 MHz.
We always ensure board compatibility. You will receive a perfectly and compatible replacement board that will fit your operator.
THIS IS AN OEM LIFTMASTER PART THAT IS A REPLACEMENT PART FOR THE SEARS CRAFTSMAN GARAGE DOOR OPENERS