OER Parts offers a wide selection of Cruise Control Components for your 1977 Chevrolet Truck. OER Parts offers 1977 Chevrolet Truck Dash Mounted Switch Cruise Control Unit For Use with Non-Computerized Engines, 1977 Chevrolet Truck Dash Mounted Switch Cruise Control Unit For Use with Computerized Engines, 1977 Chevrolet Truck Column Mounted Cruise Control Unit For Use with Computerized Engines, 1977 Chevrolet Truck Column Mounted Control Cruise Control Unit For Use with Non-Computerized Engines, and 1977 Chevrolet Truck Universal Cruise Control Handle.