CORONADO 122 SD, Heavy Duty Trucks - Dump Trucks, Cummins ISX15, Automatic, Very nice 2012 Freightliner Coronado powered by a Cummins ISX15 500hp, Allison 4500RDS transmission! Full lockers 20k Meritor front axle, 46k Eaton rear axles, Chalmers suspension, 4.10 ratio Single exhaust, aluminum polished wheels, 270 inch wheel base. Body is ITI dump 19.6 foot steel dump. Call for more information today!, 500 Horse Power, Chalmers Suspension, Wheels, 270 Wheel Base, , Tri Axle, Ratio,