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Vehicle type |
Four-door, five-passenger sedan |
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Engine |
90-degree V8 |
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Engine material |
Aluminum block and heads |
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Valvetrain |
Double overhead camshaft per cylinder bank, duplex chain driven, two intake and
two exhaust valves per cylinder, variable valve timing |
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Valve arrangement |
4-valve technology with variable continuous camshaft adjustment on the intake and
Four valves per cylinder |
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Displacement (cu. in./cc) |
378.7 / 6,208 |
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Bore (in./mm) |
4.02 / 102.2 |
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Stroke (in./mm) |
3.72 / 94.6 |
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Compression ratio |
11.3:1 |
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Horsepower @ rpm |
451 @ 6,800 |
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Torque (lb-ft.) @ rpm |
443 @ 5,000 |
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Intake system |
Sequential fuel injection, electronic throttle control, AMG two-stage resonance
magnesium intake manifold |
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Engine management |
ME 9.7 engine control with one ignition coil and one spark plug per cylinder |
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Max. engine speed (rpm) |
7,200 (7,400 rev limiter) |
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Transmission |
Seven-speed electronically controlled automatic with driver-adaptive shift logic,
AMG SpeedShift manual control behind steering wheel |
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Gear ratios |
1
2
3
4
5
6
7
R |
4.38:1
2.86:1
1.92:1
1.37:1
1.00:1
0.82:1
0.73:1
3.42:1 |
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Final drive |
2.85:1 |
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Overall ratios and speed at RPM |
1
2
3
4
5
6
7
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12.48:1 & 41 MPH at 7400 RPM
8.15:1 & 63 MPH at 7400 RPM
5.47:1 & 94 MPH at 7400 RPM
3.90:1 & 131 MPH at 7400 RPM
2.85:1 & 155 MPH at 6400 RPM - note: ECU limited top speed
2.34:1 & 155 MPH at 5250 RPM - note: ECU limited top speed
2.08:1 & 155 MPH at 4675 RPM - note: ECU limited top speed
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Chassis |
Unibody |
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Stability control |
Electronic Stability Program (ESP) integrates brake application and throttle
intervention for yaw control, plus ignition and throttle intervention for
full-range traction control |
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Stability & Traction control |
Electronic Stability Program (ESP) integrates brake application and throttle
intervention for yaw control, plus ignition and throttle intervention for
full-range traction control |
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Suspension |
Four-wheel independent |
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Front suspension details |
Twin lower links, strut, AMG sport coil springs, gas-charged twin-tube AMG sport
shock absorbers, AMG sport stabilizer bar |
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Rear suspension details |
Five-link, AMG sport coil springs, gas-charged AMG sport shock absorbers, AMG
sport stabilizer bar |
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Steering |
Speed sensitive rack-and-pinion, hydraulic power assist, ratio 12.4:1 |
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Turns, lock-to-lock |
3.0 |
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Front wheels (in.) |
8 x 18-in. AMG forged aluminum |
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Rear wheels (in.) |
9 x 18-in. AMG forged aluminum |
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Front tires |
235/45 ZR18 |
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Rear tires |
255/35 ZR18 |
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Brakes |
Hydraulic power-assisted 4-wheel discs with 4-channel ABS anti-lock and Brake
Assist System |
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Front calipers |
six-piston fixed |
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Rear calipers |
four-piston fixed |
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Front disc type |
Vented & cross-drilled |
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Rear disc type |
Vented & cross-drilled |
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Front disc diameter (in./mm) |
14.2 / 360.68 |
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Rear disc diameter (in./mm) |
13.0 / 330.2 |