i've got 6" of suspension lift & 3" of body lift. my 35x14.5x15 TSL-SX tires are like slicks. I need 38's. any suggestions as gumbo mudders vs ground hogs vs ? i'm running 1 ton axles and am thinking about new 16.5 wheels too. my current wheels are 15"x15" 8 lugs (custom).