CLASS ENTRY LIST (16 cars)
- 0 Memo Rojas, Katherine Legge, Gabby Chaves, Andy Meyrick, DeltaWing Racing Cars with Claro/Tracfone DeltaWing DWC13 coupe
- 1 Scott Sharp, Ryan Dalziel, David Heinemeier Hansson, Tequila Patron ESM HPD ARX-04b
- 2 Johannes van Overbeek, Ed Brown, Jon Fogarty, Tequila Patron ESM HPD ARX-04
- 5 Joao Barbosa, Christian Fittipaldi, Sebastien Bourdais, Action Express Racing Corvette DP
- 7 Rubens Barrichello, Ryan Hunter-Reay, Brendon Hartley, Tor Graves, Scott Mayer, Starworks Motorsport Riley-Dinan BMW
- 10 Jordan Taylor, Ricky Taylor, Max Angelelli, Wayne Taylor Racing with Konica Minolta Corvette DP
- 31 Dane Cameron, Eric Curran, Max Papis, Phil Keen, Action Express Racing (Whelen) Corvette DP
- 50 Dorsey Schroeder, Jim Pace, David Henton, Byron DeFoor, Fifty Plus Racing/Highway to Help (Doran) Riley-BMW
- 57 Tracy Krohn, Nic Jonsson, Alex Brundle, Olivier Pla, Krohn Racing Ligier JS P2 Judd
- 60 Ozz Negri, John Pew, AJ Allmendinger, Matt McMurry, Michael Shank Racing with Curb/Agajanian Ligier JS P2 Honda
- 66 Robert Gewirtz, Shane Lewis, Mark Kvamme, David Cheng, RG Racing Riley-BMW
- 70 Jonathan Bomarito, Tristan Nunez, James Hinchcliffe, Sylvain Tremblay, SpeedSource Mazda SKYACTIV-D
- 90 Richard Westbrook, Michael Valiante, Mike Rockenfeller, VisitFlorida.com Racing Corvette DP
- 01 Scott Pruett, Joey Hand, Charlie Kimball, Sage Karam, Ford EcoBoost Chip Ganassi Racing with Felix Sabates Riley-Ford
- 02 Scott Dixon, Tony Kanaan, Jamie McMurray, Kyle Larson, Ford EcoBoost Chip Ganassi Racing with Felix Sabates Riley-Ford
- 07 Joel Miller, Tom Long, Ben Devlin, Sylvain Tremblay, SpeedSource Mazda SKYACTIV-D
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