2006 Peterbilt 379 For Sale In Cascade, Iowa 52033  This 2006 Peterbilt was Originaly a Sleep-Over that the Sleeper was Removed. It is a Caterpillar, C-15, 18 Speed. It has 773,000 Miles on the odometer. The Wheel Base is 252 Inches. Its a Sliding 5th Wheel. The GVWR on this Peterbilt makes it A Class 8.