This 1987 Mack R688ST T/A dump truck is for sale. It is equipped with a Mack E6 diesel engine, manual transmission, double frame, bucket seats, air brakes, engine brake, air ride cab, air ride seat, sun visor, and a 15' steel dump bed. CONTACT THE SALES DEPARTMENT AT (888) 658-9391. MOUNTAIN TRUCK SALES IS LOCATED IN SALT LAKE CITY, UTAH, 84115.