Rolex 24: Practice 1 Times
| Pos | C.Pos | Class | Drivers | Car | Time | Speed |
|---|---|---|---|---|---|---|
| 1 | 1 | DP | Dixon / Franchitti / McMurray / Montoya | Chip Ganassi Racing with Felix Sabates / BMW Riley | 1:40.544 | 127.466 |
| 2 | 2 | DP | Angelelli / Briscoe / Taylor / Taylor | SunTrust Racing / Chevrolet Dallara | 1:40.665 | 127.313 |
| 3 | 3 | DP | Braun / Dalziel / Enge / Forest / Lowe | Starworks Motorsport / Ford Riley | 1:40.738 | 127.221 |
| 4 | 4 | DP | Edwards / Garcia / Maassen | Spirit of Daytona Racing / Chevrolet Coyote | 1:40.757 | 127.197 |
| 5 | 5 | DP | Hunter-Reay / Matos / Tucker / Westbrook | Level 5 Motorsports / BMW Riley | 1:40.830 | 127.105 |
| 6 | 6 | DP | Allmendinger / McDowell / Wilson | Michael Shank Racing with Curb/ Agajanian / Ford Dallara | 1:40.970 | 126.928 |
| 7 | 7 | DP | Hand / Pruett / Rahal / Rojas | Chip Ganassi Racing with Felix Sabates / BMW Riley | 1:41.002 | 126.888 |
| 8 | 8 | DP | Fogarty / Gurney / Johnson | GAINSCO/Bob Stallings Racing / Chevrolet Riley | 1:41.311 | 126.501 |
| 9 | 9 | DP | Goossens / Negri / Pew / Valiante | Michael Shank Racing / Ford Riley | 1:41.411 | 126.376 |
| 10 | 10 | DP | Bergmeister / Long / Neiman / van Overbeek | Flying Lizard Motorsports / Porsche Riley | 1:41.416 | 126.37 |
| 11 | 11 | DP | Donohue / Frisselle / Law / Rice | Action Express Racing / Porsche Riley | 1:41.651 | 126.078 |
| 12 | 12 | DP | Bell / Frisselle / Kaiser / Richard | Doran Racing / Ford Dallara | 1:41.917 | 125.749 |
| 13 | 13 | DP | Jonsson / Krohn / Minassian / Zonta | Krohn Racing / Ford Lola | 1:42.036 | 125.602 |
| 14 | 14 | DP | Bouchut / Diaz / Tucker / Wilkins | Level 5 Motorsports / BMW Riley | 1:42.164 | 125.445 |
| 15 | 16 | DP | Barbosa / Borcheller / Fittipaldi / France / Papis | Action Express Racing / Porsche Riley | 1:42.264 | 125.322 |
| 16 | 15 | DP | Blundell / Brown / Brundle / Patterson | United Autosports with Michael Shank Racing / Ford Riley | 1:42.264 | 125.322 |
| 17 | 17 | DP | Beyer / Heylen / Mayer / Peterson / Valentine | Starworks Motorsport / Ford Riley | 1:42.291 | 125.289 |
| 18 | 1 | GT | Bertheau / Gaughan / Henzler / Lally / Pumpelly | TRG / Porsche GT3 | 1:49.116 | 117.452 |
| 19 | 2 | GT | Bremer / Liddell / Magnussen | Stevenson Motorsports / Camaro GT.R | 1:49.657 | 116.873 |
| 20 | 3 | GT | Bleekemolen / Curtis / Pappas / Pilet / Sofronas | TRG/Black Swan Racing/GMG Racing / Porsche GT3 | 1:49.685 | 116.843 |
| 21 | 4 | GT | Davis / Haywood / Keen / Lieb | Brumos Racing / Porsche GT3 | 1:49.713 | 116.813 |
| 22 | 5 | GT | Farnbacher / George Jr / Keating / Luhr | TRG / Porsche GT3 | 1:50.054 | 116.451 |
| 23 | 6 | GT | Auberlen / Dalla Lana / Plumb / Said | Turner Motorsport / BMW M3 | 1:50.218 | 116.278 |
| 24 | 7 | GT | Holzer / Lietz / Potter / Stanton | Magnus Racing / Porsche GT3 | 1:50.329 | 116.161 |
| 25 | 8 | GT | Armindo / Baldwin / Burtin / Ragginger / Tandy | Burtin Racing / Porsche GT3 | 1:50.483 | 115.999 |
| 26 | 9 | GT | Lester / Marsh / O'Connell / Taylor | Autohaus Motorsports / Camaro GT.R | 1:50.518 | 115.963 |
| 27 | 10 | GT | Curran / Gavin / Ledoux / Schaldach | Banner Racing / Camaro GT.R | 1:50.528 | 115.952 |
| 28 | 11 | GT | Lewis / Pagerey / Sheehan / Sweedler | Chris Smith Racing / Porsche GT3 | 1:50.544 | 115.935 |
| 29 | 12 | GT | Bomarito / Christodoulou / Edwards / Tremblay | SpeedSource / Mazda RX-8 | 1:50.719 | 115.752 |
| 30 | 13 | GT | Atterbury / MacNeil / Pobst / Whitis | Mitchum Motorsports / Porsche GT3 | 1:50.742 | 115.728 |
| 31 | 14 | GT | Gidley / Nonnamaker / Nonnamaker / Nonnamaker / Sahlen | Team Sahlen / Mazda RX-8 | 1:50.763 | 115.706 |
| 32 | 15 | GT | Lux / O'Young / Walker / Wong | Bullet Racing / Porsche GT3 | 1:50.799 | 115.668 |
| 33 | 16 | GT | Assentato / Ham / Lazzaro / Longhi / Segal | SpeedSource / Mazda RX-8 | 1:50.814 | 115.653 |
| 34 | 17 | GT | Friedman / Ludwig / Thomas / von Moltke | Muehlner Motorsport / Porsche GT3 | 1:50.948 | 115.513 |
| 35 | 18 | GT | Eversley / Graeff / Wallace / Yarab Jr. / Zahn | TRG / Porsche GT3 | 1:50.994 | 115.465 |
| 36 | 19 | GT | Cheng / Hyatt / Lewis / Papadopoulos | PR1 Motorsports / BMW M6 | 1:51.170 | 115.282 |
| 37 | 20 | GT | Dempsey / Espenlaub / Foster / Long | Dempsey Racing / Mazda RX-8 | 1:51.413 | 115.031 |
| 38 | 21 | GT | Doyle / Michaelian / Mulligan | TRG/Nadeau Motorsports / Porsche GT3 | 1:51.708 | 114.727 |
| 39 | 22 | GT | Empringham / Maxwell / Nastasi / Russell | TPN Racing/Blackforest / Ford Mustang | 1:51.860 | 114.571 |
| 40 | 23 | GT | Bell / Miller / Sellers / Sugden | Paul Miller Racing / Porsche GT3 | 1:51.974 | 114.455 |
| 41 | 24 | GT | Allen / Davidson / Dumoulin / Geddie / Skeen | Bennett Racing / Ferrari 430 Challenge | 1:52.911 | 113.505 |
| 42 | 25 | GT | Earnhardt / Harrington / Hull / Monroe / Sandberg | Rick Ware Racing / Porsche GT3 | 1:53.589 | 112.827 |
| 43 | 26 | GT | Cumming / Hacquard / Marks / Miller | Yellow Dragon Motorsports / Mazda RX-8 | 1:53.623 | 112.794 |
| 44 | 27 | GT | Baron / Poordad / Wagner | DragonSpeed / Ferrari 430 Challenge | 1:54.125 | 112.297 |
| 45 | 28 | GT | Gidley / Nonnamaker / Nonnamaker / Nonnamaker / Sahlen | Team Sahlen / Mazda RX-8 | 1:55.119 | 111.328 |
| 46 | 29 | GT | Buford / Jensen / Jensen / Marsal / Rettich | Racers Edge Motorsports / Mazda RX-8 | 1:57.072 | 109.471 |
| 47 | 30 | GT | Cameron / Gue / James / Kitch Jr / Lacey | Dempsey Racing / Mazda RX-8 | 1:57.491 | 109.08 |
| 48 | 31 | GT | Downing / Grupp / Murry / Spencer / Trinkler | Team Spencer Motorsports / Mazda RX-8 | 2:00.679 | 106.199 |
| 49 | 0 | GT | Abergel / Collard / Jones / Lisa / Pompidou | Aten Motorsports / Ferrari 430 Challenge | - | - |