LIFTMASTER Garage Door Openers 41A4353 Header Bracket – – Amazon.com. Chamberlain 41A4353 Garage Door Opener Header Bracket Assembly Genuine Original Equipment Manufacturer (OEM) Part – – Amazon.com. Genie Garage Door Opener Header Bracket 35421A.S, in stock fast and free shipping, we stock parts for many brands of garage door openers and garage doors. . the same company and the garage door openers from both entities are pretty . Check out these expert tips for easier garage door opener installation and trouble-free . the opener and mount the rail to the header bracket above the door. Genie Garage Door Opener Operator Header Bracket 22668A04 basically the same company and the garage door openers from both entities are pretty much . Proper top section reinforcement is required when attaching a garage door opener to . wide area to secure the lifting bracket and even that was some pretty thin metal. It bolts to the header and under the door panel bolts of one section. 9 nov. 1997 – Most garage door openers are designed to handle doors of this . Place the power unit on the stepladder so it is level with the header bracket. Garage. Door. Openers. Braces Screw terminals Hanging bracket Opener Rail This illustration indicates all the components of a garage door opener. . Wall console Trolley Door arm Pulley bracket Header bracket Door bracket Structural .