The NASCAR Cup Series is back on the iconic road course of Sonoma Raceway this weekend, kicking off the 2026 In‑Season Challenge with the Toyota/Save Mart 350.
A Technical Challenge Awaits
Fans can expect a full slate of on‑track action, including practice sessions, qualifying rounds and races for the NASCAR O'Reilly Auto Parts Series and the ARCA Menards Series West, all leading up to the main event on Sunday.
The June 28 race will start at 3:30 p.m. Eastern and will be televised on TNT Sports, giving viewers a prime glimpse of the series’ most technical venue on the calendar.
Among the drivers generating the most buzz are Corey Heim, who captured his first Cup Series win last weekend in San Diego, and veteran competitors such as Bubba Wallace, Kyle Larson, Shane van Gisbergen, Chase Elliott, Christopher Bell, Tyler Reddick, Michael McDowell and AJ Allmendinger.
Riley Herbst and a handful of other contenders are also slated to add depth to the field, making the weekend a compelling mix of fresh talent and seasoned veterans.
With playoff positioning tightening, each stage at Sonoma carries added weight, turning the event into a pivotal moment for championship aspirations.