Toby Huss is taking over as Dale Gribble. He's pretty good and i'm glad they're keeping Dale.
The 'King of the Hill' Season 14 reboot has cast Toby Huss to take over as voice of Dale Gribble, and will pay tribute to Johnny Hardwick.
variety.com
Also if you're having doubts about the reboot check out the Beavis and Butthead reboot. It's pretty damn funny while faithful to the original.