| Race details[1] | |||
|---|---|---|---|
| Race 32 of 33 in the 2021 NASCAR Xfinity Series season | |||
 Martinsville Speedway | |||
| Date | October 30, 2021 | ||
| Location | Martinsville Speedway in Martinsville, Virginia | ||
| Course |
Permanent racing facility 0.526 mi (0.85 km) | ||
| Distance | 250 laps, 131.50 mi (211.63 km) | ||
| Average speed | 62.01 mph | ||
| Pole position | |||
| Driver | Team Penske | ||
| Grid positions set by competition-based formula | |||
| Most laps led | |||
| Driver | Noah Gragson | JR Motorsports | |
| Laps | 153 | ||
| Winner | |||
| No. 9 | Noah Gragson | JR Motorsports | |
| Television in the United States | |||
| Network | NBCSN | ||
| Announcers | Rick Allen, Jeff Burton, Steve Letarte, and Dale Earnhardt Jr. | ||
The 2021 Dead On Tools 250 was a NASCAR Xfinity Series race that was held on October 30, 2021, at the Martinsville Speedway in Martinsville, Virginia. Contested over 250 laps on the 0.526 mi (0.847 km) oval, it was the 32nd race of the 2021 NASCAR Xfinity Series season, the sixth race of the Playoffs, and the final race of the Round of 8. JR Motorsports driver Noah Gragson, in a must-win situation to advance to the Round of 4, collected his third win of the season.
- ^ "Entry List". jayski.com. October 27, 2021. Retrieved October 27, 2021.