2006 Peterbilt 379. 550HP CAT C15. 18 Speed Transmission. Only 737,000 Original Miles. 46,000LB Full Locking Rears. 20,000LB Steerable Air Lift Axle. 14,600LB Steer Axle. Double Framed. Air Trac Suspension. Dual Line Wet Kit. Loaded Interior. Leather Seats. Gauge Package. Long Track Air Slide Fifth Wheel. 11R22.5 Drives. 385/65R22.5 Steers. Stainless Steel Rear Half Fenders. Aluminum Headache Rack. Strobe Lights. Engine Brake. Cruise Control. Dual Stacks. Dual Breathers. Clean Peterbilt 379