Belt Drive Extension Kit
for 8' High Garage Doors
Works with 3-Piece, C-Channel Belt Drive Rails
Belt Drive Extension Kit
An extension kit can be added to an existing 7', multi-piece rail design to accommodate an 8' high door. This kit is designed specifically for Genie belt drive garage door openers with a 3-piece, 7' C-Channel rail.
Compatible with Models: 3042, 4042, SilentMax® 1000, SilentMax® 1200
This kit allows the garage door opener to fully open garage doors up to 8ft. high
Installation Manuals and Support

Genie Customer Support is also available:
Monday - Friday: 8 AM - 7 PM CT
Saturday: 9 AM - 5 PM CT
Contact us by:
Email, Chat, or Phone 1-800-354-3643