From the pages of RACER: JR Hildebrand and the ’Vette ZR1X vs. Pikes Peak

9m30.104s. It’s a region of laptime at the Pikes Peak International Hill Climb that’s been reserved only for purpose-built racecars.Until now. We hit the number in the full production-spec Corvette ZR1X (main image) using the same DOT-rated Michelin Pilot Sport Cup 2 R tires it’s on as it rolls out...