Abstract: A support frame assembly and parts and methods of use thereof for a racing simulator cockpit are provided. In one form, the support frame assembly includes: a base frame; a pair of opposed seat brackets extending from opposed sides of the base frame for adjustably mounting a seat in at least two configurations corresponding to a formula one racing configuration and a grand touring racing configuration; at least one pedal set support bracket extending upwards from one opposed side of the base frame at or near a forward end for supporting a pedal set adapted to be pivotable relative to the base frame between the at least two configurations; and a steering wheel assembly support frame extending upwardly from the base frame at a location between the seat brackets and the at least one pedal set support bracket for supporting at least a steering wheel assembly.