Firestone extends its exclusive tire supplier agreement with the NTT INDYCAR® SERIES
Bridgestone Americas (Bridgestone) and Penske Entertainment today announced a long-term extension to Firestone's role as the exclusive tire supplier of all INDYCAR-sanctioned racing. The agreement will keep Firestone as the sole tire supplier for all NTT INDYCAR SERIES races, the INDY NXT by Firestone developmental series, and the annual Indianapolis 500®.