IndyCar is committed to pushing the boundaries of safety in motorsport, and this weekend’s Hy-Vee INDYCAR Race Weekend at Iowa Speedway will witness a major step forward. In collaboration with Dallara, a key partner, IndyCar is introducing a mandatory update to enhance the strength and retention of wheel hubs on NTT INDYCAR SERIES cars. The revamped rear-wheel bearing retaining nut, boasting a 60 percent increase in strength over...