2012 Mack Granite GU813. 505HP Mack MP8. Maxitorque 18 Speed Transmission. 46,000LB Mack Rears. 20,000LB Air Lift Axle. 20,000LB Steer Axle. Only 379,000 Original Miles. Double Framed. Camel Back Suspension. Dual Line Wet Kit. Dual Steering Gearboxes. Loaded Interior. Gauge Package. Air Slide Fifth Wheel. Like New 11R22.5 Drives. 425/65R22.5 Steers. Stainless Steel Rear Quarter Fenders. Aluminum Headache Rack. Engine Brake. Cruise Control. Dual Stacks. Clean Mack GU813 Granite