2012 Mercedes-Benz SL-Class SL63 AMG
The 2012 Mercedes-Benz SL-Class SL63 AMG is a 518-hp 6.2-liter V8 with a seven-speed multi-clutch and rear-wheel drive. It is rated at 14 mpg combined.
It makes 518 horsepower at 6,800 rpm and 465 lb-ft of torque at 5200 rpm, spinning to a 7,200 rpm redline. EPA fuel-economy estimates are 12 mpg city and 19 mpg highway (14 mpg combined).
The SL-Class measures 180.8 inches long on a 100.8-inch wheelbase and has a curb weight of 4,398 lb.
| Spec | Value |
|---|---|
| Engine | |
| Engine Type | Naturally Aspirated V8 |
| Displacement | 6.208 L |
| Horsepower | 518 hp @ 6,800 rpm |
| Torque | 465 lb-ft @ 5200 rpm |
| Redline | 7,200 rpm |
| Valvetrain | DOHC, 4 valves/cylinder |
| Bore and Stroke | 102.2 x 94.6 |
| Compression Ratio | 11.3:1 |
| Injection Type | Two-stage resonance intake manifold |
| Drivetrain | |
| Drive Type | RWD |
| Transmission | |
| Transmission | Seven-speed multi-clutch with AMG SPEEDSHIFT PLUS |
| 1st Gear | 4.38 (41 mph **) |
| 2nd Gear | 2.86 (63 mph **) |
| 3rd Gear | 1.92 (94 mph **) |
| 4th Gear | 1.37 (131 mph **) |
| 5th Gear | 1 (180 mph **) |
| 6th Gear | 0.82 (220 mph **) |
| 7th Gear | 0.73 (247 mph **) |
| Reverse | 3.42 |
| Final Drive | 3.06 |
| Fuel Economy | |
| City | 12 MPG |
| Highway | 19 MPG |
| Combined | 14 MPG |
| Recommended Fuel | Premium Gasoline |
| Suspension | |
| Front Suspension | Independent 4-link double control arm, gas shocks, coil springs in series with hydraulic cylinders (ABC) |
| Rear Suspension | Independent 5-link, gas shocks, coil springs in series with hydraulic cylinders (ABC) |
| Turning Diameter | 36.2 ft |
| Brakes | |
| Front Brake Disc | 14.2 in ventilated/perforated |
| Rear Brake Disc | 13.0 in ventilated/perforated |
| Tires & Wheels | |
| Wheels Front | 8.5 x 19 in |
| Wheels Rear | 9.5 x 19 in |
| Tires Front | 255/35 R19 |
| Tires Rear | 285/30 R19 |
| Dimensions & Weight | |
| Length | 180.8 in |
| Width | 81.4 in |
| Height | 51.1 in |
| Wheelbase | 100.8 in |
| Front Track | 61.4 in |
| Rear Track | 60.5 in |
| Cargo Volume | 10.2 ft³ |
| Curb Weight | 4,398 lbs |
| Interior | |
| Headroom Front | 37.7 in |
| Legroom Front | 42.9 in |
| Shoulder Room Front | 54 in |
** Theoretical max speed per gear at redline