OER Parts offers a wide selection of Cruise Control Components for your 1974 Chevrolet Impala. OER Parts offers 1974 Chevrolet Impala Dash Mounted Switch Cruise Control Unit For Use with Non-Computerized Engines, 1974 Chevrolet Impala Dash Mounted Switch Cruise Control Unit For Use with Computerized Engines, 1974 Chevrolet Impala Column Mounted Cruise Control Unit For Use with Computerized Engines, 1974 Chevrolet Impala Column Mounted Control Cruise Control Unit For Use with Non-Computerized Engines, and 1974 Chevrolet Impala Universal Cruise Control Handle.