Road America: #4 Corvette Racing Chevrolet Corvette C7.R, GTLM: Oliver Gavin, Tommy Milner, #25 BMW Team RLL BMW M8, GTLM: Alexander Sims, Connor de Phillippi, #24 BMW Team RLL BMW M8 GTLM: John Edwards, Jesse Krohn
#4 Corvette Racing Chevrolet Corvette C7.R, GTLM: Oliver Gavin, Tommy Milner, #25 BMW Team RLL BMW M8, GTLM: Alexander Sims, Connor de Phillippi, #24 BMW Team RLL BMW M8 GTLM: John Edwards, Jesse Krohn