2009 CHEVROLET CORVETTE ZR1 POWERTRAIN/CHASSIS Drivetrain layout Front engine, RWD Engine type Supercharged 90 V-8 alum block/heads Valvetrain OHV, 2 valves/cylinder Displacement 376 cu in/6162 cc Compression ratio 9.1:1 Power (SAE NET) 620 hp (est) Torque (SAE NET) 595 lb-ft (est) Weight to power 5.4 lb/hp (est) Transmission 6-speed manual Final drive ratio 3.42:1 Suspension, front; rear Control arms, transverse leaf spring, anti-roll bar; control arms, transverse leaf spring, anti-roll bar Brakes, f;r 15.5-in vented, drilled, disc; 15.0-in vented, drilled disc, ABS Wheels, f;r 10x19; 12x20 in, cast aluminum Tires, f;r 285/30ZR19, 335/25ZR20 Michelin Pilot Sport 2 DIMENSIONS Wheelbase 105.7 in Length x width x height 176.2 x 75.9 x 49.0 in Curb weight 3350 lb (est) Weight dist., f/r 52/48% Seating capacity 2 Headroom, f 38 in Legroom, f 43 in Shoulder room, f 55 in Cargo volume 22 cu ft CONSUMER INFO Base price $100,000 (est) Stability/traction control Yes/yes Airbags Dual front, front side Fuel capacity 18 gal EPA city/hwy econ N/A CO2 emissions N/A Recommended fuel Premium On Sale In U.S. Summer 2008