| Teams 2010 WinStar World Casino 400k |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Daisy Ramirez Motorsports | Joe Aramendia | Chevrolet |
| 2 | Kevin Harvick Incorporated | Ken Schrader | Chevrolet |
| 3 | Richard Childress Racing | Austin Dillon | Chevrolet |
| 4 | Turner Scott Motorsports | Ricky Carmichael | Chevrolet |
| 5 | Randy Moss Motorsports | Mike Skinner | Toyota |
| 6 | Rick Ware Racing | Michael Guerity | Chevrolet |
| 7 | Red Horse Racing | Justin Lofton | Toyota |
| 07 | SS Green Light Racing | Tony Jackson, Jr. | Chevrolet |
| 10 | Jennifer Jo Cobb Racing | Jennifer Jo Cobb | Ford |
| 12 | DGM Racing | Mario Gosselin | Chevrolet |
| 13 | ThorSport Racing | Johnny Sauter | Chevrolet |
| 15 | Billy Ballew Motorsports | Nelson Piquet, Jr. | Toyota |
| 16 | Rick Ware Racing | Donnie Neuenberger | Chevrolet |
| 17 | Red Horse Racing | Timothy Peters | Toyota |
| 18 | Kyle Busch Motorsports | Johnny Benson, Jr. | Toyota |
| 21 | SS Green Light Racing | Johnny Chapman | Dodge |
| 23 | SS Green Light Racing | Jason White | Dodge |
| 30 | Germain Racing | Todd Bodine | Toyota |
| 31 | Turner Scott Motorsports | James Buescher | Chevrolet |
| 33 | Kevin Harvick Incorporated | Ron Hornaday, Jr. | Chevrolet |
| 39 | RSS Racing | Ryan Sieg | Chevrolet |
| 46 | Team Gill Racing | Brian Rose | Dodge |
| 47 | Rick Ware Racing | Brett Butler | Chevrolet |
| 51 | Billy Ballew Motorsports | Aric Almirola | Toyota |
| 57 | Norm Benning Racing | Norm Benning | Chevrolet |
| 60 | Wyler Racing | Narain Karthikeyan | Chevrolet |
| 63 | MB Motorsports | Jack Smith | Ford |
| 65 | Sonntag Racing | Wayne Edwards | Chevrolet |
| 73 | Tagsby Racing | Chris Fontaine | Chevrolet |
| 81 | Randy Moss Motorsports | David Starr | Toyota |
| 85 | Brent Raymer Racing | Brent Raymer | Ford |
| 87 | LCS Motorsports | Chris Jones | Chevrolet |
| 88 | ThorSport Racing | Matt Crafton | Chevrolet |
| 89 | Lafferty Motorsports | Mike Harmon | Ford |
| 93 | RSS Racing | Mike Garvey | Chevrolet |
| 95 | Team Gill Racing | J.C. Stout | Dodge |