LiftMaster 041D3485 Chain Kit (10 feet) liftmaster la400 which is the board that

which is the board that comes in the gate arm

Long-Term Durability

this genuine replacement part ensures your system continues to operate with the same reliability and efficiency you expect

Temperature Rating -40º to 158º F (-40º to 70º C) No heater necessary

StrongArmPark DC gearbox with gear oil

LiftMaster 041D3485 Chain Kit (10 feet) liftmaster la400 which is the board thatLiftMaster Chain Kit (10 feet) LIF 041D3485 This is a one piece 10 ft. Chain Assembly Replacement Kit. For use with various LiftMaster Chain Drive Garage Door Openers that utilize a T rail and have a 10 ft. garage door. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Also known as LiftMaster 41D3485 LiftMaster 012381934850