The Toyota Tundra 225 was the 9th stock car race of the 2021 NASCAR Camping World Truck Series season, and the inaugural running of the event. The race was held on Saturday, May 22, 2021 in Austin, Texas at the Circuit of the Americas. The race took 41 laps to complete. At the end, Todd Gilliland of Front Row Motorsports would win the race, the second of his career and his first of the year. Kaz Grala of Young's Motorsports and Tyler Ankrum of GMS Racing would fill in the rest of the podium positions, finishing 2nd and 3rd respectively.