Buttonwillow Double Crown

Group 1 – Blue
Group 4 – Red

OktoberFast

Oct 26-28, 2018

Sprint 1

Sprint 2

Group 1 – Blue
Group 4 – Red

Enduro

Group 1 – Pink
Group 1 – Yellow

Trophy East

Wine Country Sprints

Oct 27-28, 2018

Sprint 1

Sprint 2

Sprint 3

Group 1 – Yellow
Group 2 – Blue
Group 4 – Red

OKtoberfast

Oct 06-07, 2018

Sprint 1

Sprint 2

Group 1 – Yellow
Group 2 – Blue
Group 4 – Red

Sprint 3

Group 1- Yellow
Group 2 – Blue
Group 4 – Red

Vintage

Rennsport Reunion VI

Sep 27-30, 2018

Sprint 1

Rock the Summit

Sep 21-23, 2018

Sprint 1

Sprint 2

Group 1 – Orange
Group 4 – Yellow*

Enduro *

(*) updated 10/23/18

Vintage

Rocky Mountain Thunder

Sep 14-16, 2018

Sprint 1

Group 1 – Green

Sprint 2

Group 1 – Green

Sprint 3

Group 1 – Green

Super Enduro

Group 1 – Super Enduro

GGR Fall Classic

Sep 08-09, 2018

Sprint 1

Sprint 2

Sprint 3

The Road America Challenge

Sept 01-03, 2018

Sprint 1

Sprint 2

Group 1 – Yellow
Group 4 – Purple

Enduro

Trophy East

Group 1 – Yellow
Group 4 – Red

Schattenbaum Showdown

Aug 17 – 19, 2018

Sprint 1

Sprint 2

Group 1 – Yellow
Group 4 – Red

Sprint 3

Group 1 – Yellow
Group 4 – Red

Enduro

Group 1 – Orange
Group 4 – White

Vintage

Group 1 – Yellow
Group 2 – Red

Can-Am Challenge

Aug 03-05, 2018

Sprint 1

Sprint 2

Group 1 – Yellow
Group 2 – Red

Enduro

Nord Stern Loonacy

Jul 28 – 29, 2018

Sprint 1

Sprint 2

Enduro

GGR Battle by the Bay

Jul 27 – 29, 2018

Sprint 1

Sprint 2

Sprint 3

Group 1 – White
Group 4 – Red

Riesentöter Stuttgart Challenge

Jul 13 – 15, 2018

Sprint 1

Sprint 2

Group 1 – White
Group 4 – Red

Enduro

Trophy East

Vintage

Group 1 – Blue
Group 4 – Red

GPR Carrera GT

Jun 16 – 17, 2018

Sprint 1

Combined

Sprint 1
Sprint 2

Rumble at the Oak Tree

Jun 22-24, 2018

NOTE: The Red Group Enduro was cancelled and replaced with Sprint 3 (*)

Sprint 1

Group 1 – White
Group 4 – Red

Sprint 2

Group 1 – White Group 4 – Red

Enduro

Group 1 – White

Sprint 3 (*)

Group 4 – Red

Trophy East

Black – Sprint 1
Black – Sprint 2
Black – Enduro

Porsche Clash @ The Glen

Jun 01-03, 2018

Sprint 1

Group 1 – Green
Group 2 – Blue
Group 3 – Yellow
Group 4 – Red

Sprint 2

Group 1 – Green
Group 2 – Blue
Group 3 – Yellow
Group 4 – Red

Enduro

Group 1 – Orange
Group 2 – Purple
Group 4 – White

GGR Duel n the Desert

May 18 – 20, 2018

Sprint 1

Group 1 – Red
Group 3 – Blue
Group 4 – Green

Sprint 2 (*)

Group 1 (* updated 06/11/18)

Sprint 3 (*)

Group 1 (*updated 06/11/18)

The 72 Hours of Barber

May 18 – 20, 2018

Sprint 1

Sprint 2

Group 1 – Red
Group 3 – Blue
Group 4 – Green

Enduro

Group 1 – Yellow
Group 4 – Gold

Trophy East

Utah Motorsports Campus PCA Club Race

May 04-05, 2018

Sprint 1

Sprint 2

Sprint 3

Sprint 4

Porsche’s in the Heartland

April 28 – 29, 2018

Sprint 1

Sprint 2

Sprint 3

Group 1 – Orange
Group 4 – Black

Rennen Der Meister Mid-Ohio

April 27 – 29, 2018

Sprint 1

Sprint 2

Group 1 – Orange
Group 4 – Black

Enduro

Group 1 – Blue
Group 4 – Green

California Festival of Speed

Apr 20 – 22, 2018

Sprint 1

Sprint 2

Group 1 – Blue
Group 4 – Green

Enduro

Group 1 – White
Group 2 – Yellow
Group 4 – Orange

Twin Sprint Rumble

Apr 20 – 21, 2018

Sprint 1

Sprint 2

Group 1 – White
Group 2 – Yellow
Group 4 – Orange

Vintage

Sprint 1
Sprint 2

PeachState 225

Apr 06-08, 2018

Sprint 1

Group 1 – Red
Group 2 – Blue
Group 4 – Green

Sprint 2

Group 1 – Red
Group 2 – Blue
Group 4 – Green

Enduro

Group 1 – Yellow
Group 4 – Gold

Trophy East

Black – Sprint 1
Black – Sprint 2
Black – Enduro

Mardi Gras Cup

Mar 23-25, 2018

Sprint 1

Sprint 2

Enduro

Pursuit

GGR Spring Classic

Mar 24-25, 2018

Sprint 1

Sprint 2

Sprint 3