2024 2500hd Duramax High Country. Current truck is a 2014 duramax with the 6 speed. High country comes standard with adaptive cruise control;
2024 chevrolet silverado 2500hd zr2 vehicle type: Truecar has 462 new 2024 chevrolet silverado 2500hd high country models for sale nationwide, including a 2024 chevrolet silverado 2500hd high country crew cab.