2015 Mercedes-Benz CLS-Class Technical Data
| CLS400/ 4MATIC | CLS550/ 4MATIC | CLS63 AMG S-Model 4MATIC | |
| Vehicle Type | Four-door, four- passenger coupe | Four-door, four- passenger coupe | Four-door, four-passenger coupe |
| Chassis | Steel unibody | Steel unibody | Steel unibody |
Engine
| CLS400/ 4MATIC | CLS 550/ 4MATIC | CLS63 AMG S-Model 4MATIC | |
| Engine | 3.0L Bi-turboV6 | 4.6L Bi-turbo V8 | 5.5L Bi-Turbo V8 |
| Engine material | Aluminum block and heads | Aluminum block and heads | Aluminum block and heads |
| Valve arrangement | Four valves per cylinder | Four valves per cylinder | Four valves per cylinder |
| Displacement (cc) | 2,996 cc | 4,663 | 5,461 |
| Bore (in.) | TBA | 3.66 | 3.85 |
| Stroke (in.) | TBA | 3.39 | 3.56 |
| Compression ratio | TBA | 10.5:1 | 10.0:1 |
| Horsepower @ rpm | 329 hp | 402 @ 5,000-5,750 rpm | 577 @ 5,250-5,750 rpm |
| Torque (lb-ft) @ rpm | 354 | 443 @ 1,600-4,750 rpm | 590 @ 2,000 - 4,500 rpm |
| Intake system | Four valves per cylinder | Four valves per cylinder | Four valves per cylinder |
| Max. engine speed (rpm) | TBA | 6,300 |
6,400 |
Performance
| CLS400/ 4MATIC | CLS 550/ 4MATIC | CLS63 AMG S-Model 4MATIC | |
| 0-60 (seconds) | TBA | 5.1 / 5.2 | 3.6 |
| Top speed (mph) | TBA | TBA | 186* |
| Fuel mileage (city/hwy/comb) | TBA | 18/27 & 18/25 | 16/22 |
*electronically limited
Transmission
| CLS400/ 4MATIC | CLS 550/ 4MATIC | CLS63 AMG S-Model 4MATIC | |
| Transmission | 7-Speed Automatic | 9-Speed Automatic (RWD)/7-speed Auto (4MATIC) | AMG Speedshift MCT 7-Speed Automatic with shift paddles |
| Shift controls | |||
| Gear ratios | |||
| 1 | TBA | TBA | 4.38 |
| 2 | TBA | TBA | 2.86 |
| 3 | TBA | TBA | 1.92 |
| 4 | TBA | TBA | 1.37 |
| 5 | TBA | TBA | 1.00 |
| 6 | TBA | TBA | 0.82 |
| 7 | TBA | TBA | 0.73 |
| R | TBA | TBA | TBA |
| R2 "comfort mode" | |||
| Final drive | TBA | TBA | 2.65 |
Suspension/Steering
| CLS400/ 4MATIC | CLS 550/ 4MATIC | CLS63 AMG S-Model 4MATIC | |
| Suspension | AIRMATIC Semi-Active Suspension | AIRMATIC Semi-Active Suspension | AMG Dynamic Sport Suspension |
| Front | 3-link independent strut – type w/stabilizer bar | 3-link independent strut – type w/stabilizer bar | AMG-calibrated 3-link independent strut-type w/stabilizer bar |
| Rear | 5-link independent w/stabilizer bar | 5-link independent w/stabilizer bar | AMG-calibrated 5-link independent air suspension w/stabilizer bar |
| Steering | Direct-steer power-assisted speed-sensitive rack & pinion | Direct-steer power-assisted speed-sensitive rack & pinion | Direct-steer power-assisted speed-sensitive rack & pinion |
| Turning circle (ft.) | 37 | 37 | 37 |
Exterior Dimensions
| CLS400/ 4MATIC | CLS 550/ 4MATIC | CLS63 AMG S-Model 4MATIC | |
| Wheelbase (in.) | 113.2 | 113.2 | 113.2 |
| Length (in.) | 194.5 | 194.5 | 196.7 |
| Width (in.) | 81.7 | 81.7 | 81.7 |
| Height (in.) | 55.8 | 55.8 | 55.4 |
| Track front (in.) | TBA | TBA | 63.97 |
| Track rear (in.) | TBA | TBA | 63.26 |
Interior Dimensions
| CLS400/ 4MATIC | CLS 550/ 4MATIC | CLS63 AMG S-Model 4MATIC | |
| Head room front | 36.9 | 36.9 | 36.9 |
| Head room 2nd/3rd row | 36.1 | 36.1 | 36.1 |
| Leg room front | 42.1 | 42.1 | 42.1 |
| Leg room 2nd/3rd row | 35.0 | 35.0 | 35.0 |
| Shoulder room front | 57.1 | 57.1 | 57.1 |
| Shoulder room 2nd/3rd row | 56.5 | 56.5 | 56.5 |
Capacities
| CLS400/ 4MATIC | CLS 550/ 4MATIC | CLS63 AMG S-Model 4MATIC | |
| Trunk capacity | 11.0 | 11.0 | 11.0 |
| Curb weight (lbs.) | TBA | 4,158 / 4,268 | TBA |
| Fuel tank/reserve (gallons) | 21.1 | 21.1 | 21.1 |
