Watkins Glen: #912 Porsche Team North America Porsche 911 RSR, GTLM: Laurens Vanthoor, Earl Bamber, #33 Riley Motorsports Mercedes AMG GT3, GTD: Jeroen Bleekemolen, Ben Keating, Luca Stolz
#912 Porsche Team North America Porsche 911 RSR, GTLM: Laurens Vanthoor, Earl Bamber, #33 Riley Motorsports Mercedes AMG GT3, GTD: Jeroen Bleekemolen, Ben Keating, Luca Stolz