The giant hood vent not only helps cooling but adds downforce, and if you option the carbon-fiber aero package, you’re granted an even larger front splitter with aviation-style wings and a bigger rear spoiler featuring a fixed wickerbill (a lip on the edge of the wing that traps air, producing a drastic increase in rear downforce).
But
it’s the optional Z07 package where things really come alive: the
winglets on the front splitter are enlarged and the rear spoiler arrives
with a see-through center section that can be adjusted up and down
significantly to tailor the amount of downforce produced. With this
setup, the Z06 boasts the most amount of downforce of any production car
GM has ever tested—including all of its competitors.
Ticking
the Z07 package also adds larger carbon ceramic-matrix brakes,
delivering a 23 lb. saving over the standard steel rotors. The monster
tires, too, turn from Michelin Pilot Sport to the racing-inspired,
practically slick Sport Cup tires. Inside you have the option of a GT
seat or the Competition Seat, the latter being the preferred choice—but
not if you’re carrying excess holiday weight.
At
the heart of the 2015 Z06 is the all-new LT4 6.2-liter supercharged
V-8, boasting a monstrous 635 lb.-ft. of torque to compliment its 625
hp. That’s an increase of over 100 horsepower compared to the outgoing
Z06.
Like the Stingray, the
Z06 features cylinder deactivation to help with fuel efficiency, but
unlike the Stingray, it adopts a dry sump oiling system rather than a
wet one.
Further changes occur
in the transmission—notably the addition of a brand-new 8-speed
automatic. Fear not, a 7-speed manual is available with the same
rev-matching feature used in the base Corvette but the auto promises
upshifts eight-hundredths of a second faster than Porsche’s notorious
PDK transmission.
That’s a
lofty claim for a company that doesn’t have a competitive performance
automatic in its current arsenal, and this isn’t even a dual-clutch
system. If Chevy has indeed produced a class-leading paddle-shift auto,
this will prove to be a huge asset when it makes its way onto other GM
vehicles in the future.
Arriving
as standard with Magnetic Ride Control dampers, offering settings from
Touring mode to Track mode, the Z06 now comes with a removable,
lightweight carbon-fiber roof panel. With it off, the Z06 still manages
an improved stiffness of 20-percent over the outgoing model; with it in
place, it claims a whopping 60-percent increase. The featherweight
aluminum frame remains essentially the same as that on the C7.R racecar,
and an electronic differential comes as standard.
Performance
specs aren’t yet available; neither is price. But like any Corvette,
the Z06 promises unsurpassed speed for a relative bargain. When it goes
on sale early 2015, it will join the likes of the new Camaro Z/28 and SS sedan, proving Chevrolet’s current performance lineup rivals that of the world’s best.
By Alex Lloyd
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