The Mercedes Benz Amg Sls. Just the name itself evokes images of roaring engines, breathtaking speed, and the pinnacle of automotive engineering. For enthusiasts craving the ultimate expression of performance and luxury, the Mercedes Benz AMG SLS stands as an icon. Among its esteemed lineage, the 2014 SLS AMG Black Series emerges as the most extreme and focused variant, a true testament to AMG’s dedication to pushing boundaries. Inspired directly by the SLS AMG GT3 race car, this Black Series model is not merely a road car; it’s a track-bred beast unleashed for the streets, embodying a fusion of stunning design, unparalleled driving dynamics, and an unwavering commitment to lightweight construction, all hallmarks of AMG’s Lightweight Performance strategy. Weighing in at a svelte 3,417 pounds, the 2014 Mercedes Benz AMG SLS Black Series boasts a power-to-weight ratio of a staggering 5.49 lb/hp. This incredible figure is achieved through a symphony of engineering enhancements, starting with the heart of the beast: the AMG 6.3-liter V8 engine, now producing a monstrous 622 horsepower. Prepare to delve into the details of this automotive masterpiece, a machine that redefines the very essence of driving performance.
Performance Redefined: The Heart of the SLS AMG Black Series
The Mercedes Benz AMG SLS Black Series isn’t just about raw power; it’s about harnessing that power with precision and control. At the core of this extraordinary machine lies the legendary AMG 6.3-liter V8 engine, meticulously tuned to unleash an astounding 622 hp and 468 lb-ft of torque. This makes the 2014 SLS AMG Black Series the most potent naturally aspirated AMG vehicle ever created, surpassed in sheer power only by the electric SLS AMG Electric Drive. This immense power translates to breathtaking acceleration, propelling the Mercedes Benz AMG SLS Black Series from 0 to 60 mph in a mere 3.5 seconds, and onward to a blistering top speed of 196 mph.
Compared to the already formidable SLS AMG GT, the Black Series gains an additional 39 hp. This boost is not simply a software tweak; it’s the result of extensive engineering refinements:
- Increased Engine Speed: The maximum engine speed has been elevated from 7,200 to a screaming 8,000 rpm, allowing the engine to breathe deeper and rev higher.
- Revised Valve Train: A completely redesigned high-speed valve train features modified camshaft geometry and optimized bucket cam followers with a special coating, technology directly borrowed from racing engines.
- Optimized Intake Air Ducting: De-throttling and adaptation of the intake system are tailored to the new, higher engine speed, ensuring maximum airflow.
- Enhanced Engine Mapping: The engine mapping has been recalibrated, and intake pressure increased to perfectly match the engine’s enhanced capabilities.
Beyond these core changes, AMG engineers further fortified the crankshaft assembly for the rigors of track driving. This includes modified oil bores, new crankshaft bearings, a high-performance oil pump, and robust connecting rod bolts. The entire cooling system, for both engine and transmission, has also been optimized to maintain peak performance under extreme conditions.
The Mercedes Benz AMG SLS Black Series engine also boasts a unique mounting system. A gas-filled strut rigidly braces the V8 against the chassis, effectively minimizing unwanted weight shifts during aggressive cornering and high-speed maneuvers. True to AMG’s philosophy of “one man, one engine,” each 6.3-liter V8 is meticulously hand-built in Affalterbach, Germany. This dedication to craftsmanship is symbolized by the black AMG engine badge, signed by the master engine builder – a signature hallmark of Black Series models.
The raw power of the AMG V8 is not just about numbers; it’s about the visceral experience. The engine’s responsiveness and high-revving nature are reminiscent of a race car, further amplified by its unmistakable sound. The newly designed AMG sport exhaust system, crafted for the first time in titanium, features performance-optimized fan-type exhaust manifolds and distinctive mufflers. This system not only enhances performance but also delivers a more aggressive and resonant engine note. The switch to titanium also yields significant weight savings, making the new exhaust system approximately 28.7 pounds lighter than its steel predecessor.
AMG Lightweight Performance: Shedding Weight, Amplifying Agility
The pursuit of performance in the Mercedes Benz AMG SLS Black Series goes beyond engine power; it’s deeply rooted in the “AMG Lightweight Performance” strategy. With a curb weight of just 3,417 pounds, this Black Series model is a remarkable 154 pounds lighter than the standard SLS AMG. This weight reduction, combined with the increased horsepower, results in the best power-to-weight ratio of any AMG Black Series vehicle to date, and an incredibly competitive figure even among the most elite super sports cars.
This impressive weight saving is achieved through the extensive use of advanced materials:
- Carbon Fiber Reinforced Plastic (CFRP): Numerous body panels, including the hood, rear panel behind the seats, diagonal underbody braces, and the torque tube connecting the engine and transmission, are crafted entirely from CFRP. The carbon fiber torque tube alone saves nearly 30 pounds compared to its aluminum counterpart.
- CFRP Driveshaft: A lightweight CFRP driveshaft, weighing a mere 10.4 pounds, transmits power to the rear axle.
- Lithium-ion Battery: A lithium-ion battery replaces the conventional starter battery, further reducing weight by 17.6 pounds.
Transmission and Drivetrain: Precision and Control
The AMG SPEEDSHIFT DCT 7-speed sports transmission in the Mercedes Benz AMG SLS Black Series is engineered for lightning-fast gear changes and optimal power delivery. It’s mounted 0.4 inches lower to further lower the center of gravity and is braced against the body with gas-filled struts to minimize load shifts. The dual-clutch transmission offers four distinct drive modes: C, S, S+, and M. “Sport plus” and “Manual” modes are even more aggressive than in the standard SLS AMG and SLS AMG GT, delivering quicker shifts and faster response to driver input.
A thrilling feature is the automatic rev-matching function during downshifts, now even more pronounced and audible thanks to the AMG titanium sports exhaust system. The temporary M mode allows drivers to instantly engage manual shifting by simply pressing a shift paddle, even in automatic modes, providing on-demand control.
Complementing the transmission is a new electronically controlled AMG rear-axle differential lock with a shorter rear axle ratio. This system provides variable locking action during both acceleration and deceleration, enhancing traction in all conditions. The electronic control also improves safety by stabilizing the vehicle during quick maneuvers and lane changes. The standard three-stage ESP® system and RACE START function are finely tuned to work in harmony with the electronic differential lock, ensuring optimal performance and control.
Chassis and Suspension: Track-Focused Dynamics
The chassis and suspension of the Mercedes Benz AMG SLS Black Series are meticulously engineered for track-dominating performance. While retaining the aluminum double-wishbone layout, virtually every component has been refined for enhanced agility and handling:
- AMG Adaptive Performance Suspension: Features a stiffer baseline setup and electronically controlled two-stage shocks (Sport, Sport+) for customizable driving dynamics.
- Coil-over Spring Suspension: Allows for precise adjustment of wheel loads, catering to individual track setups.
- Stiffer Elastokinematics: Elastokinematics are 50/42% more rigid (front/rear) for increased cornering stability.
- Wider Track: Track width is increased by 0.8/0.9 inches (front/rear) for enhanced grip.
- Revised Front Wheel Mounts and Stabilizer: New front wheel mounts and front stabilizer tuning further improve grip and reduce body roll in corners.
- Lightweight Forged Wheels: AMG 10-spoke forged alloy wheels, painted matte black with a high-gloss finish, save 8.8 pounds of unsprung weight.
- Michelin Pilot Sport Cup 2 Tires: Newly developed Michelin Pilot Sport Cup 2 tires (275/35 R 19 front, 325/30 R 20 rear) provide exceptional grip and cornering prowess.
- AMG Speed-Sensitive Steering: Revised power steering characteristics deliver optimal steering precision and control.
Braking and Control: Unwavering Stopping Power
The Mercedes Benz AMG SLS Black Series is equipped with a standard AMG high-performance ceramic two-piece brake system, providing exceptional stopping power and fade resistance. These brakes measure 15.8 x 1.5 inches at the front and 14.2 x 1.3 inches at the rear and offer enhanced thermal stability and a weight reduction of approximately 40% compared to steel/aluminum brakes. This reduction in unsprung weight improves both comfort and grip, while also delivering more direct steering response. The overall weight saving compared to a conventional system is approximately 35.3 pounds.
Design and Aerodynamics: Racing DNA on Display
The design of the Mercedes Benz AMG SLS Black Series is heavily influenced by the SLS AMG GT3 race car, reflecting its track-focused nature. Flared fenders, widened by 0.5 inches at the front and 1.0 inch at the rear on each side, accommodate the wider sports tires. Tinted headlights and black surrounds for the rear lights contribute to an aggressive and muscular aesthetic.
Aerodynamic balance is optimized by front, rear, and side skirts, and a rear diffuser, all in signature Black Series design. Extensive use of CFRP is evident on the front splitter, side sills, and rear skirt. Enlarged air intakes with carbon-fiber flics ensure optimal airflow to the cooling modules. The carbon-fiber hood features a central air outlet, effectively dissipating engine heat, increasing front axle downforce, and improving aerodynamics.
The optional AMG Aerodynamics package further enhances downforce with an adjustable carbon-fiber rear wing and additional front flics. This package maximizes aerodynamic efficiency for ultimate track performance.
Interior: Performance and Luxury, Driver-Focused
The interior of the Mercedes Benz AMG SLS Black Series blends high-quality materials with meticulous craftsmanship, creating a driver-focused environment. Two color options are available: black designo leather with black Alcantara®, or black designo leather with black/red Alcantara®. The AMG Performance steering wheel, wrapped entirely in Alcantara®, provides exceptional grip. Carbon fiber trim accents the center console and other areas, further enhancing the sporty ambiance.
For weight-conscious enthusiasts, the COMAND multimedia system can be deleted, replaced by a carbon-fiber trim element, saving an additional 13 pounds and further emphasizing the car’s uncompromising character. Optional features include the Bang & Olufsen BeoSound AMG high-end surround sound system for audiophiles and various carbon fiber exterior and interior trim packages.
Conclusion: The Ultimate AMG Driving Machine
The Mercedes Benz AMG SLS Black Series is more than just a car; it’s a statement. It’s a culmination of AMG’s relentless pursuit of performance, a fusion of race-bred technology and road-going refinement. For those seeking the most extreme and exhilarating driving experience in a Mercedes Benz AMG SLS, the Black Series is the definitive answer. It’s a machine that embodies power, precision, and passion, solidifying its place as a true automotive legend.
