Genie 36179R.S Screw Drive Carriage Assembly 36179R Screw Drive Carriage Assembly for GENIE Scew Drive Garage Door Openers. Original Genie manufactured part. Easy installation. Direct replacement for all models of Genie Screw Drive Garage Door Openers. Same as old part number 20414R, 34107R, 25589S, 25589C, 25589R, 24357R, 20073R.