Liftmaster 041A3489 arage Door Opener Carriage Trolley Assembly

Liftmaster 041A3489 arage Door Opener Carriage Trolley Assembly

041A3489 is a replacement trolley kit used on various garage door opener rail assemblies. The trolley is used for travel on the garage door opener t-rail and connects the door arm to the chain drive mechanism. Check the manual for your specific model number before ordering to ensure compatibility.

Main Features

• Genuine LiftMaster chain drive trolley assembly
• Complete carriage trolley replacement for chain drive operators
• Compatible with LiftMaster models: 1240R, 1245R, 1246R, 1255R, 1256R
• Works with Chamberlain, Sears Craftsman, and Wayne-Dalton chain drive openers
• Ensures smooth, reliable garage door operation
• Easy-to-install OEM replacement