More than 25 NASCAR NEXTEL Cup Series teams will be testing at Charlotte Motor Speedway Tuesday, May 3, and Wednesday, May 4, in preparation for the May 21 NASCAR NEXTEL All-Star Challenge and May 29 Coca-Cola 600.
Fans can attend both of the NASCAR NEXTEL Cup Series testing sessions free of charge. Charlotte Motor Speedway's frontstretch grandstand will be open both days and fans should enter through Gate 5A, located next to the main ticket office. Cars will be on the track from 3 to 10 p.m. with dinner break scheduled from 6 ¿ 7 p.m.
| NO | Team Name | Driver |
| 01 | MB2 Motorsports | Joe Nemechek |
| 0 | Haas CNC Racing, Inc. | Mike Bliss |
| 1 | Dale Earnhardt, Inc. | Martin Truex, Jr. |
| 4 | Morgan McClure Racing | Mike Wallace |
| 5 | Hendrick Motorsports | Kyle Busch |
| 6 | Roush Racing | Mark Martin |
| 7 | RGM/Ultra | Robby Gordon |
| 8 | Dale Earnhardt, Inc. | Dale Earnhardt, Jr. |
| 15 | Dale Earnhardt, Inc. | Michael Waltrip |
| 16 | Roush Racing | Greg Biffle |
| 18 | Joe Gibbs Racing, Inc. | Bobby Labonte |
| 19 | Evernham Motorsports | Jeremy Mayfield |
| 23 | Bill Davis Racing | Mike Skinner |
| 24 | Hendrick Motorsports | Jeff Gordon |
| 25 | Hendrick Motorsports | Brian Vickers |
| 29 | RCR Team 29 | Kevin Harvick |
| 32 | PPI Motorsports | Bobby Hamilton, Jr. |
| 34 | Mach 1 Inc. | Jeff Fuller |
| 36 | MBSutton Motorsports | Boris Said |
| 38 | Robert Yates Racing | Elliott Sadler |
| 41 | Chip Ganassi Racing | Casey Mears |
| 44 | Hendrick Motorsports | Terry Labonte |
| 45 | Petty Enterprises | Kyle Petty |
| 49 | BAM Racing | Ken Schrader |
| 77 | Penske Jasper Racing | Travis Kvapil |
| 88 | Robert Yates Racing | Dale Jarrett |
| 89 | Victory in Jesus Racing | Morgan Shepherd |
| 91 | Evernham Motorsports | Bill Elliott |
| 108 | Braun Racing | Shane Hmeil |
