The Monster Energy NASCAR Cup Series visits the Sonoma Valley for the 30th consecutive year at the Toyota/Save Mart 350. Circuit: 10-turn, 1.99-mile road course. Race Length: The Toyota/Save Mart 350 is measured in kilometers. The race distance is 218.9 miles or 110 laps around the 1.99-mile road course. The race stages will be 25 laps, 50 laps and 110 laps.