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CLS550 |
CLS63 AMG |
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Vehicle type |
Four-door, four-passenger coupe |
Four-door, four-passenger coupe |
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Chassis |
Steel unibody |
Steel unibody |
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Engine |
90-degree V8 |
90-degree V8 |
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Valve arrangement |
Four valves per cylinder |
Four valves per cylinder |
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Valvetrain |
DOHC per cylinder |
DOHC per cylinder |
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Displacement (cc) |
4,663 |
5,461 |
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Bore (in./mm) |
3.66 |
3.86 |
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Stroke (in./mm) |
3.39 |
3.56 |
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Compression ratio |
10.5:1 |
10.0:1 |
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Horsepower @ rpm |
402 @ 5,250 |
518 @ 5,500 (550)* |
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Torque (lb-ft.) @ rpm |
443 lb-ft @ 1,600 - 4,750 |
516 @ 2,000 - 4,500 (590)* |
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Intake system |
Direct gasoline injection with piezo injectors, twin turbo |
Direct gasoline injection, twin turbo w/14.5 (18.8)* lbs. boost |
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Engine management |
ME 9.7 |
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Max. engine speed (rpm) |
TBD |
TBD |
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Transmission |
Seven-speed automatic |
AMG SPEEDSHIFT |
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Shift controls |
Direct Select |
AMG DRIVE UNIT with |
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Gear ratios |
Automatic |
Automatic |
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1 |
4.38:1 |
4.34:1 |
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2.86:1 |
2.89:1 |
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1.92:1 |
1.92:1 |
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1.37:1 |
1.37:1 |
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1.00:1 |
1.00:1 |
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0.82:1 |
0.82:1 |
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0.73:1 |
0.73:1 |
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- 3.42:1 |
-3.42:1 |
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R2 "comfort mode" |
- 2.23:1 |
- |
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Final drive |
2.47:1 |
2.65:1 |
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Stability control |
ESP stability control |
ESP stability control |
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Suspension |
AIRMATIC |
AMG Adaptive Suspension |
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front |
3-link front axle with McPherson struts, anti-dive AIRMATIC full-support air suspension |
3-link front axle, anti-dive control, coil springs, electronic gas-filled spring struts, anti-roll bar |
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rear |
Independent multilink, anti-squat and anti-dive, AIRMATIC full-support air suspension |
Independent multilink, anti-squat and anti-dive control, AIRMATIC fullsupport air suspension, electronically controlled damping system, anti-roll bar |
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Steering |
Electro Hydraulic Speed-sensitive power-assisted rack-and-pinion |
Electro Hydraulic Speed-sensitive |
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Turning radius (ft.) |
37 |
TBD |
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Wheels (in.) |
front |
18 x 8.5 |
19 x 9 |
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rear |
18 x 9.5 |
19 x 10 |
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Tires |
front |
255/40 R18 |
255/35 R19 |
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rear |
285/35 R18 |
285/30 R19 |
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Brakes |
Hydraulic power assisted 4-wheel discs with 4-channel ABS anti-lock; Brake Assist |
Hydraulic power assisted 4-wheel |
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Disc diameter (in./mm) |
front |
14.2 (ventilated) |
14.2 ventilated & perforated |
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rear |
12.6 (ventilated) |
14.2 ventilated & perforated |
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Exterior dimensions (in) |
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Wheelbase |
113.15 |
113.15 |
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Length |
194.49 |
196.7 |
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Width |
74.06 |
74.06 |
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Height |
55.75 |
55.35 |
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Ground clearance (in.) |
TBD |
TBD |
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Track |
front |
62.83 |
63.86 |
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rear |
63.94 |
63.20 |
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Interior dimensions (in.) |
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Head room (w/sunroof) |
front |
36.93 |
36.93 |
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2nd / 3rd row |
36.14 |
36.14 |
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Leg room |
front |
TBD |
TBD |
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2nd / 3rd row |
TBD |
TBD |
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Shoulder room |
front |
57.2 |
57.2 |
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2nd |
56.5 |
56.5 |
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Cargo Length |
Back row up |
TBD |
TBD |
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Back |
TBD |
TBD |
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Capacities |
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Cabin volume (cu. ft.) |
TBD |
TBD |
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Cargo volume |
seats up |
15.31 |
15.31 |
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Back row down |
TBD |
TBD |
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Curb weight (lbs.) |
4,168 |
4,277 |
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Towing (lbs.) |
N/A |
N/A |
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