Liftmaster 971LM includes: remote
LiftMaster 894LT 4-Button Gate and Garage Door Learning Remote Control
Smart Garage Control or myQ Internet Gateway
and square rail assemblies
S/24454R Garage Door Opener Screw Drive Limit Switch
LiftMaster 041A3261-1 Dual Speed Gear and Sprocket Kit Liftmaster 971LM includes: remoteDescription Also known as 41C4206, 41C4206A, 41A3261, 41A3261 1, 41A4206A, 41A4221, 062220, 53736 041A3261 1 is a Dual Speed Gear and Sprocket Replacement Kit. For use with various LiftMaster and Chamberlain Chain Drive Garage Door Openers; featuring dual sprockets. The unit will feature a red orange learn button. Complete kit includes: Helical gear and top hat assembly, worm gear, wear bushings, grease, and hardware needed to replace the dual speed