LiftMaster 041B3869-3A Belt Drive Trolley Kit

This is a Belt Drive Trolley Replacement Kit. For use with various LiftMaster^® and Chamberlain^® Belt Drive Garage Door Openers. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility.

Genuine LiftMaster^® replacement part.

Also known as:

• LiftMaster 41B3869-1
• LiftMaster 41B3869-3
• LiftMaster 41B3869
• LiftMaster 41B3869-3A