The 2012 Chevrolet Corvette coupe features a 430-horsepower, 6.2-liter V8 engine, 6-speed manual transmission, traction control, limited-slip rear differential, 4-wheel anti-lock disc brakes (ABS), side-impact airbags, xenon headlamps, AM/FM stereo with CD/MP3 capability, auxiliary input jack, SiriusXM satellite radio, OnStar, color-keyed removable roof panel, dual-zone air conditioning, Driver Information Center (DIC), keyless access with push-button starter, leather seats, 6-way power driver's seat, cruise control, leather-wrapped tilt steering wheel and 18- and 19-inch front and rear alloy wheels, respectively. The Corvette Grand Sport adds wider fenders, special wheels, revised suspension settings, Z06-style front splitter and rear spoiler, larger brakes and specific manual transmission gear ratios. (Specific rear-axle ratios are available on automatic-transmission models.) The Z06 adds a race-inspired 505-horsepower, 7.0-liter V8, revised front end, wider rear fenders, 18-inch front and 19-inch rear 10-spoke wheels and a track-inspired suspension. The ZR1 brings a 638-horsepower supercharged 6.2-liter V8 and a 205-mph top speed.