2011
2011
ZUR DEUTSCHEN VERSION
|
The Audi R8 and the Audi R8 Spyder
Audxment system,
to the drivetrain.
The R8, the high-performance sports car from Audi, is a high-tech
work of art with the formidable power of its engine, the quattro permanent
all-wheel drive and its lightweight Audi Space Frame (ASF) body made of aluminum.
The good everyday practicality and perfect fit and finish typical of Audi
complete the profile of this model athlete.
Body and interior
The forward-thrust cockpit and the engine compartment behind it are key to
the proportions of the R8. Large wheel wells and hungry air inlets visualize
its potential, while the upright sideblade structures the flank. LED headlights
are standard in ten-cylinder R8 models and available as an option for the
eight-cylinder version. The body of the R8 is largely hand-built at the
production plant at Audi s Neckarsulm site. Featuring an aluminum Audi
Space Frame (ASF), it tips the scales at just 210 kilograms (462.97 lb).
The fully-enclosed diffuser underbody and the rear spoiler that slides out
automatically help ensure that the R8 generates downforce at high speeds.
The key element of the interior is the so-called monoposto, a large arc sweeping
around the dashboard instruments. The relatively long wheelbase of 2.65 meters
(8.69 ft) allows for generous interior space. There is space for two golf
bags behind the seats, and the luggage compartment under the front hatch
offers an additional 100 liters (3.53 cu ft) of storage capacity. The R8
5.2 FSI quattro comes standard with Fine Nappa leather appointments, a Bang
& Olufsen sound system, and the navigation system plus. The optional
bucket seats from the Audi exclusive range exude concentrated racing style. |
Drivetrain
Two high-tech engines are available for the Audi R8. Both reflect the wealth
of expertise which helped to fuel the Audi s numerous racing triumphs.The
V8 and the V10 combine FSI gasoline direct injection with dry sump lubrication
and a high-revving concept. Both machines captivate with their power, their
responsiveness and their musical sound. The eight-cylinder launches the R8
from 0 to 100 km/h (62.14 mph) in 4.6 seconds en route to a top speed of
302 km/h (187.65 mph). The V10 is a touch faster, with a time of just 3.9
seconds and a top speed of 316 km/h (196.35 mph).
The engines:
The engines power flows to either a six -speed manual transmission
or the R tronic controlled with either a joystick on the center console or
paddles on the steering wheel. The automatic transmission changes gears extremely
fast, and the Launch Control program enables the Audi R8 to
make stunningly fast starts with perfectly controlled slip. The quattro permanent
all-wheel drive is tailored to the mid-engine concept with a rear-biased
axle load distribution, sending roughly 85 percent of the power to the rear
wheels in the standard distribution. The heart of the system is a viscous
coupling at the front axle, which can transfer up to 30 percent of the torque
to the front within milliseconds, if needed.
Chassis
The chassis of the Audi R8 is just as well suited for blasting through corners
as it as for casual cruising. Aluminum double wishbones locate the wheels
up front and at the back. The setup for the R8 with V10 engine is somewhat
stiffer than for the R8 4.2 FSI. It comes standard with 19-inch wheels. All
four brake discs are internally ventilated and perforated. A total of 24
pistons clamp down on them.
The optional carbon fiber-ceramic brakes are extremely lightweight, strong,
and durable. The Audi magnetic ride adaptive shock absorber system is standard
in the R8 5.2 FSI quattro and an option with the V8.
The Audi R8 Spyder
The open high-performance sports car is a favorite with both
the public and the experts alike.Its most recent successes include class
victories in the Auto Trophy from Auto Zeitung and being voted
among The Best Cars of 2011 by the readers of auto motor und
sport magazine. The Audi R8 Spyder sets its own accents.. It does not include
the storage space behind the seats and sideblades on the flanks. The rear
side panels and the large cover over the compartment for the top are made
of a carbon-fiber composite (CFC). Two cowls extending to the spoiler lip
give the long back of the car a powerful profile. Typically Audi, the top
is made of cloth, which keeps the total weight and the vehicle s center
of gravity low.It requires little s pace when open and harmonizes ideally
with the design line when closed. With the standard hydraulic motor, the
soft top opens and closes within 19 seconds, even while driving at speeds
up to 50 km/h (31.07 mph). It is perfectly suitable for high-speed driving
on the highway and is very quiet. The separate wind deflector can be quickly
installed in just two steps. The heated glass rear window is integrated into
the bulkhead separately and can be raised and lowered via a switch. The bulkhead
also includes integrated rollover protection. The Spyder's ASF body is reinforced
in key area, yet weighs just 6 kilograms (13.23 lb) more than that of the
coupé. The leather seats of the open two-seater are specially pigmented
to reduce heating as a result of the sun s rays. Among the other options
is the seatbelt microphone for the hands-free unit, which makes it possible
to talk on the phone with the top down on the highway. Integrated into the
belts are three small microphones; a fourth is mounted on the windshield
frame. The seat belt microphone is also available for the R8 Coupé. |
The engines:
The Audi R8 GT
Even lighter, more powerful and faster
the Audi R8 GT is the exclusive top-of-the- line model of the R8 family.
A limited production run of 333 units will be hand assembled. Its direct
injected 5.2-liter V10 has been boosted to an output of 412 kW (560 hp).
Exhaustive fine-tuning has reduced the vehicle weight by 100
kilograms (220.46 lb) to a curb weight of 1,525 kilograms (3,362.05 lb),
thus improving the power-to-weight ratio to 2.72 kilograms (6.00 lb) per
hp.
The R8 GT accelerates from zero to 100 km/h (62.14 mph) in
3.6 seconds and reaches a top speed of 320 km/h (198.84 mph). |
The engines:
The Audi R8 GT is a driving machine with breathtaking lateral acceleration
and lightning-fast, nearly instantaneous reactions. The 19-inch wheels keep
the car planted firmly on the asphalt, and the carbon fiber ceramic brakes
easily keep the power under control. A fixed rear spoiler of carbon fiber
composite (CFC) provides the necessary downforce on the rear axle. Many
additional components, including the sideblades and the rear hatch, are also
made of CFC. The chassis of the standard shell seats is made of glass
fiber-reinforced plastic (GFRP). A chassis of carbon fiber composite (CFC)
is available as an option. |
The equipment, data and prices specified in this
document refer to the model range offered in Germany. Subject to change without
notice; errors and omissions excepted. |
READER COMMENTS
AUDI AG, Kommunikation
Produkt
AUDI AG, Product Communications
Ingolstadt, 2011
www.audi-mediaservices.com |
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