The Classes

The IMSA Michelin Pilot Challenge features sports cars from recognized worldwide manufacturers, consisting of GT4 and TCR homologated vehicles. The Michelin Pilot Challenge has two different classes:

 Grand Sport (GS)

  • SRO GT4 Homologated Cars
  • Engines tuned to produce between 400 and 450 horsepower.
  • Speeds in excess of 160 mph.
  • Competition equalized by adjustments to fuel-tank capacities, power and weight
  • GS class includes Aston Martin Vantage GT4, Audi R8 GT4, BMW M4, Chevrolet Camaro GT4, Ford Mustang GT4, McLaren 570S GT4, Mercedes AMG GT4 and Porsche Cayman GT4.R

Touring Car (TCR)

  • TCR Homologated Cars
  • Engines tuned to produce between 300 and 350 horsepower.
  • Speeds in excess of 140 mph.
  • Competition equalized by adjustments to fuel-tank capacities, power and weight

For more information on TCR, click here.

Partners