2001 Peterbilt 379. CAT C15 6NZ. 10 Speed Transmission. Only 573,000 Original Miles. Air Leaf Suspension. Loaded Interior. Driver Leather Seat. Gauge Package. Air Slide Fifth Wheel. 11R24.5 Tires. Poly Rear Fenders. Aluminum Headache Rack. Strobe Lights. Engine Brake. Cruise Control. Dual Stacks. Dual Breathers. Clean Peterbilt 379