“LiftMaster Elite Series #8500 Jack Shaft Drive Opener” – Specially designed for garage doors that have a front mount torsion springs,and for a low headroom space.

The LiftMaster #8500 isn’t the standard garage door opener, like the chain dr or belt drive openers, that mounted from the ceiling.

This is by far the quietest opener made by “Chamberlain”.

The LiftMaster #8500, recommended to installed by a professional garage door company, since the tension of the garage door ought to be perfectly tuned, unless it won’t operate at all.

The New 8500W comes with a built in Wi-Fi connectivity so you can use your smart phone device as a wireless remote, you will just need to download the MyQ app into your smart phone.

It also comes with a MyQ remote LED light, battery back up and a power lock that automatically lock and unlock the door once you operate the opener.

The LiftMaster #8500 and #8500W, both come with a Lifetime warranty on the motor.