Originally Posted by HawkeyeRider
The Polaris awd system is true 4x4 when engaged. When the front differential locks in both front tires spin the same even if 1 tire is in the air.
Very true, but most other mfgrs are using a diff lock system which does the same thing and you have a choice of limited slip or diff lock. I do know the Polaris system works well but they do seem to have a lot of maintenance issues with their system.