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