The new 2013 Mercedes-Benz SL63 AMG comes with lighter weight and almost 30% better gas mileage. The weight of the new Mercedes-Benz AMG car has been reduced by 275 pounds, thanks to its aluminum bodyshell. Combination of a curb weight of 4,059 pounds and 530 hp have improved the performance of the new SL63 AMG.
Other features that are enhanced the performance are AMG active suspension new AMG speed-sensitive sports steering, the AMG high-performance compound brake system and the AMG SPEEDSHIFT MCT 7-speed sports transmission.
The new Mercedes-Benz SL63 AMG is available with a choice of two power levels. Normally, the AMG 5.5-liter twin-turbocharged “biturbo” V8 produces 530 hp and 590 lb.-ft. of torque. With the optional AMG Performance Package, these figures rise to 557 horsepower and 664 lb-ft respectively.
All the features boast the new SL63 AMG from 0-60 mph in 4.2 seconds and maximum speed is electronically limited to 186 mph with the AMG performance package. The new V8 engine in the SL63 AMG (identified internally as the M157) features a combination of innovative high-tech components for high power output and low fuel consumption. In addition to spray-guided direct injection, the engine boasts an all-aluminum block, twin turbochargers, four valves per cylinder with variable valve timing, air/water intercooling, alternator management and an ECO stop/start system. The weight-optimized AMG sports exhaust system with a pair of twin tailpipes produces a distinctive engine sound.
The steering knuckles and suspension arms on the front suspension and almost all of the multi-link independent rear suspension parts are made of aluminium. The reduced unsprung weight enhances both agility and spring and shock response.
The new Mercedes-Benz SL63 AMG is equipped with an enhanced version of the AMG sports suspension that’s based on the Mercedes-Benz ABC active suspension. The new electro-mechanical AMG speed- sensitive sports steering wheel provides a faster, constant ratio and variable power assistance, which adjusts automatically to the suspension settings.
The new SL63 AMG is equipped with a new, electro-mechanical AMG speed- sensitive sports steering for agile cornering and exceptionally good feedback during high-performance driving. The steering has a faster, constant ratio and variable power assistance, which adjusts automatically to the suspension settings.
A newly developed AMG high-performance compound brake system features 15.3-inch compound discs with six-piston fixed calipers at the front and 14.2- inch integral discs with single-piston floating calipers at the rear.
An electric parking brake is standard, while options include ceramic high- performance compound brakes (similar to the SLS AMG) and red-painted calipers that identify the AMG Performance package.
The Mercedes-Benz SL63 AMG leaves the factory fitted with five-twin-spoke AMG light-alloy wheels painted high-gloss titanium grey, and are shod with 255/35 R 19 front and 285/30 R 19 rear tires. Optional multi-spoke AMG forged wheels from the AMG Performance Studio (also available in matte black including a rim flange with a high-sheen finish) with 255/35 R 19 front and 285/30 R 20 rear tires help reduce unsprung weight.