2018 Continental Tire SportsCar Challenge
The 2018 Continental Tire SportsCar Championship is the nineteenth season of the Continental Tire SportsCar Challenge and the fifth season organized by the International Motor Sports Association.
Classes
The class structure adds the TCR category alongside the GS and ST cars. Eligible manufacturers include Alfa Romeo, Audi, Ford, Honda, Hyundai, Kia, SEAT, Subaru, and Volkswagen. Also, the GS category will only allow cars homologated to Group GT4 regulations.- Grand Sport
- Touring Car
- Street Tuner
Schedule
The schedule remains unchanged, aside from the Circuit of the Americas being switched for Mid-Ohio Sports Car Course. Additionally, Watkins Glen International becomes a four-hour endurance race along with races at Daytona International Speedway and Laguna Seca. All other races are approximately two hours in length.| Rnd | Race | Circuit | Location | Date | Duration |
| 1 | BMW Endurance Challenge at Daytona | Daytona International Speedway | Daytona Beach, Florida | January 26 | 4 Hours |
| 2 | Alan Jay Automotive Network 120 | Sebring International Raceway | Sebring, Florida | March 16 | 2 Hours |
| 3 | Mid-Ohio 120 | Mid-Ohio Sports Car Course | Lexington, Ohio | May 5 | 2 Hours |
| 4 | Continental 240 at The Glen | Watkins Glen International | Watkins Glen, New York | June 30 | 4 Hours |
| 5 | Canadian Tire Motorsport Park 120 | Canadian Tire Motorsport Park | Bowmanville, Ontario | July 7 | 2 Hours |
| 6 | Lime Rock Park 120 | Lime Rock Park | Lakeville, Connecticut | July 21 | 2 Hours |
| 7 | Road America 120 | Road America | Elkhart Lake, Wisconsin | August 4 | 2 Hours |
| 8 | Biscuitville Grand Prix | Virginia International Raceway | Alton, Virginia | August 18 | 2 Hours |
| 9 | WeatherTech Raceway Laguna Seca 120 | WeatherTech Raceway Laguna Seca | Monterey, California | September 8 | 2 Hours |
| 10 | Fox Factory 120 | Road Atlanta | Braselton, Georgia | October 12 | 2 Hours |
| NC | Michelin Encore 1 | Sebring International Raceway | Sebring, Florida | November 9 | 4 Hours |
1 Grand Sport and TCR will participate in this race with the WeatherTech Championship's GT Daytona class and LMP3 cars in IMSA Prototype Challenge as one single four-hour race. This race will preview the 2019 IMSA rules package and new tyre supplier Michelin.
Entry list
Grand Sport
| Team | Car | Drivers | Rounds | ||||||||||||||||||||||
 Touring Car
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