Tim 2018

ANSA Motorsports

Pembalap:
Negara: United States

Breathless Racing

Pembalap:
Negara: United States

Cadillac Racing

Pembalap:
Negara: United States

C360R

Pembalap:
Negara: United Kingdom

CRP Racing

Pembalap:
Negara: United Kingdom

EFFORT Racing

Pembalap:
Negara: United States

Kinetic Motorsports

Pembalap:
Negara: United States

M1 Racing

Pembalap:
Negara: United States

Scuderia Corsa

Pembalap:
Negara: United States

Shea Racing

Pembalap:
Negara: United States

Stephen Cameron Racing

Pembalap:
Negara: United States

Tech Sport Racing

Pembalap:
Negara: United States

TRG-AMR

Pembalap:
Negara: United States

Turner Motorsport

Pembalap:
Negara: United States

Wright Motorsports

Pembalap:
Negara: United States