BELT DRIVE:


8808CB – 8808CB PDF File

Belt Drive Rail Extension Kit for 8′ High Garage Doors
For use with Chamberlain® Whisper Drive® and Whisper Drive® Plus belt drive garage door openers
featuring the quick-install rail system.

  • Works on garage doors up to 8 feet high
  • Includes rail extension, replacement belt, and all necessary hardware


8810CB – 8810CB PDF File

Belt Drive Rail Extension Kit for 10′ High Garage Doors
For use with Chamberlain® Whisper Drive® and Whisper Drive® Plus belt drive garage door openers
featuring the quick-install rail system.

  • Works on garage doors up to 10 feet high
  • Includes rail extension, replacement belt, and all necessary hardware

CHAIN DRIVE:


7708CB – 7708CB PDF File

Chain Drive Rail Extension Kit for 8′ High Garage Doors
For use with Chamberlain® Power Drive® chain drive garage door openers featuring the quick-install rail system.

  • Works on garage doors up to 8 feet high
  • Includes rail extension, replacement chain/cable, and all necessary hardware

7710CB – 7710CB PDF File

Chain Drive Rail Extension Kit for 10′ High Garage Doors
For use with Chamberlain® Power Drive® chain drive garage door openers featuring the quick-install rail system.

  • Works on garage doors up to 10 feet high
  • Includes rail extension, replacement chain/cable, and all necessary hardware

SCREW DRIVE:


7806CB – 7806CB PDF File

Screw Drive Rail Extension Kit for 8′ High Garage Doors
For use with Chamberlain® screw drive garage door openers manufactured after May 2007.

  • Works on garage doors up to 8 feet high
  • Includes rail extension, mounting brackets, and all necessary hardware

NOTE: 10′ high garage doors are not compatible with screw drive garage door openers