Brendon Hartley, Bill Auberlen and Joel Miller led their respective classes in Saturday’s final Rolex Series practice at Mazda Raceway Laguna Seca.
Hartley led all DP competitors with a lap of 1:22.280 in the No. 8 Starworks Motorsport BMW/Riley, followed by defending race winner Richard Westbrook and Dane Cameron.
Bill Auberlen paced GT with a lap of 1:28.293 in the No. 94 Turner Motorsport BMW M3 after leading the opening practice. He also led both of Saturday’s Continental Tire Sports Car Challenge sessions. Patrick Long was second, followed by John Edwards.
Joel Miller led GX, 1:34.125, in the No. 00 Visit Florida Mazda 6. He was followed by Sylvain Tremblay and Jeff Mosing, debuting the SDR Lotus Evora in its first Rolex Series appearance.
In the Trueman-Akin portion of the session, John Pew led the DP competitors, while Kyle Marcelli led GT and Scott Dollahite led GX.GRAND-AM, Mazda Raceway Laguna Seca, Rolex Series