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 02 The testing tradition continued earlier this year with a pre-production (but stock-specification) ’12 ZR1, which was used to validate the new Michelin Pilot Sport Cup Zero Pressure Tires and Performance Traction Management (PTM) technology. 03 Here’s a look at the safety gear added to the ZR1’s cabin, including Sparco racing seats, a harness bar, data equipment, and a fire bottle (not shown). 04 At just over one minute into the lap, Corvette Vehicle Dynamics manager Jim Mero was already pulling 1.5g lateral force in the car. 05 Six-plus minutes into the superfast record-breaker, Mero pushes the ZR1 through an extremely difficult hairpin turn at speeds exceeding 100 mph.