| Teams 2012 Napa Auto Parts 200 Presented By Dodge |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | JD Motorsports | Mike Wallace | Chevrolet |
| 2 | Richard Childress Racing | Elliott Sadler | Chevrolet |
| 3 | Richard Childress Racing | Austin Dillon | Chevrolet |
| 4 | JD Motorsports | Daryl Harr | Chevrolet |
| 5 | JR Motorsports | Ron Fellows | Chevrolet |
| 6 | Roush Fenway Racing | Ricky Stenhouse, Jr. | Ford |
| 7 | JR Motorsports | Danica Patrick | Chevrolet |
| 8 | Randy Hill Racing | Louis-Philippe Dumou | Ford |
| 10 | TriStar Motorsports | Jeff Green | Toyota |
| 11 | Joe Gibbs Racing | Brian Scott | Toyota |
| 12 | Team Penske | Sam Hornish, Jr. | Dodge |
| 14 | TriStar Motorsports | Eric McClure | Toyota |
| 15 | Rick Ware Racing | Chris Cook | Chevrolet |
| 18 | Joe Gibbs Racing | Michael McDowell | Toyota |
| 19 | TriStar Motorsports | Tayler Malsam | Toyota |
| 22 | Team Penske | Jacques Villeneuve | Dodge |
| 23 | R3 Motorsports | Dexter Stacey | Chevrolet |
| 24 | SR2 Motorsports | Derek White | Chevrolet |
| 26 | John Young Racing | John Young | Dodge |
| 27 | GC Motorsports International | Andrew Ranger | Dodge |
| 30 | Turner Scott Motorsports | Alex Tagliani | Chevrolet |
| 31 | Turner Scott Motorsports | Justin Allgaier | Chevrolet |
| 33 | Richard Childress Racing | Brendan Gaughan | Chevrolet |
| 38 | Turner Scott Motorsports | Brad Sweet | Chevrolet |
| 39 | Go Green Racing | Tim Andrews | Ford |
| 40 | Key Motorsports | Erik Darnell | Chevrolet |
| 41 | Rick Ware Racing | Timmy Hill | Ford |
| 42 | Key Motorsports | Blake Koch | Chevrolet |
| 43 | Richard Petty Motorsports | Michael Annett | Ford |
| 44 | TriStar Motorsports | Mike Bliss | Chevrolet |
| 46 | Key Motorsports | Chase Miller | Chevrolet |
| 47 | Key Motorsports | Matt DiBenedetto | Chevrolet |
| 51 | Jeremy Clements Racing | Jeremy Clements | Chevrolet |
| 53 | NDS Racing | Eric Curran | Dodge |
| 54 | Kyle Busch Motorsports | Kyle Busch | Toyota |
| 59 | Team Kelley Racing | Kyle Kelley | Chevrolet |
| 60 | Roush Fenway Racing | Billy Johnson | Ford |
| 70 | ML Motorsports | Joe Nemechek | Dodge |
| 75 | SunEnergy1 Racing | Kenny Habul | Toyota |
| 81 | MacDonald Motorsports | Jason Bowles | Toyota |
| 87 | NEMCO Motorsports | Alex Kennedy | Toyota |
| 88 | JR Motorsports | Cole Whitt | Chevrolet |
| 99 | RAB Racing | Patrick Carpentier | Toyota |