The Council for Scientific and Industrial Research (CSIR) has combined its tyre testing and stress-in-motion system (SIMS) technologies, CSIR smart mobility senior engineer Robert Berman told delegates attending the Southern African Transport Conference. The CSIR tyre testers were developed in the 1990s and upgraded with adjustable hubs by the University of Pretoria through Armscor funding. Now, the medium tyre tester is combined with SIMS to further study the road/vehicle interaction with the focus the tyres.