The 27-year-old Bell from Norman, Oklahoma and the 29-year-old Chastain from Alva, Florida, both captured Championship 4 spots following a dramatic finish in the Paper Clip venue.
The 30-year-old Suarez from Monterrey, Mexico, became the first Mexican-born competitor to win in NASCAR's premier series following a dominant run in Sonoma, California.
The 29-year-old Chastain from Alva, Florida, rallied from an early pit road speeding penalty to overtake Erik Jones on the final lap through the tri-oval to claim his second career win in NASCAR's premier series.
The Alva, Florida, native bumped AJ Allmendinger and Alex Bowman out of the racing groove on the final lap to earn the first win in NASCAR's premier series for himself and Trackhouse Racing in Austin.
Trackhouse Entertainment Group and Trackhouse Racing announced Wednesday afternoon the purchase of Chip Ganassi Racing’s NASCAR operation. The acquisition will be effective at the end of the 2021 season.