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The C207 E-Class Coupe
Technical Data
| E350 Coupe | E550 Coupe | |
| Vehicle type | Four-passenger pillarless hardtop coupe | |
| Engine | 90-degree V6 | 90-degree V8 |
| Engine material | Aluminum block and heads | |
| Valvetrain | 4-valve technology with variable continuous camshaft adjustment on the intake and exhaust sides; valve actuation via roller-type cam followers | |
| Displacement (cu. in./cc) | 213.5 / 3,498 | 333.25 / 5,461 |
| Bore (in./mm) | 3.66 / 92.9 | 3.86 / 98.0 |
| Stroke (in./mm) | 3.39 / 86.0 | 3.56 / 90.4 |
| Compression ratio | 10.7 | |
| Horsepower @ rpm | 268 / 6,000 | 382 @ 6,000 |
| Torque (lb-ft.) @ rpm | 258 / 2,400 - 5,000 | 391 @ 2,800 - 4,800 |
| Intake system | Magnesium two-stage resonance intake manifold | |
| Engine management | Bosch ME 9.7 (one ignition coil and spark plug per cylinder) | |
| Max. engine speed (rpm) | 6,300 | |
| Transmission | Seven-speed automatic with TouchShift manual control | |
| Gear ratios | ||
|
1
2 3 4 5 6 7 R R2 "comfort" mode |
4.38:1
2.86:1 1.92:1 1.37:1 1.00:1 0.82:1 0.73:1 3.42:1 2.23:1 |
|
| Final drive | 2.82:1 | 2.65:1 |
| Overall ratios and speed @ RPM (due to tire options, speed is for the E550 only) | ||
|
1
2 3 4 5 6 7 |
11.6:1 & 39 MPH @ 6300 RPM
7.58:1 & 60 MPH @ 6300 RPM 5.09:1 & 89 MPH @ 6300 RPM 3.62:1 & 125 MPH @ 6300 RPM 2.65:1 & 130 MPH @ 4800 RPM (electronically limited) 2.17:1 & 130 MPH @ 3900 RPM (electronically limited) 1.93:1 & 130 MPH @ 3500 RPM (electronically limited) |
|
| Chassis | Unibody | |
| Stability control | Electronic Stability Control (ESC) vehicle stability control systemthat is operated by engine power reduction and ABS. The system uses steering wheel angle, vehicle direction, yaw rate, wheel speed, and lateral acceleration. | |
| Suspension | Four-wheel independent | |
| Front suspension details | MacPherson struts, lower control links, coil springs, electronically adjustable shock absorbers, stabilizer bar | |
| Rear suspension details | Five-arm multilink, anti-squat geometry; coil springs, electronically adjustable shock absorbers, stabilizer bar | |
| Steering | Speed sensitive variable ratio | |
| Steering ratio | 13.3:1 | |
| Turns, lock-to-lock | 3 | |
| Turning radius (ft.) | 35.3 | |
| Front wheels (in.) | 7.5 x 17 aluminum alloy (standard) 8 x 18 aluminum alloy six-split-spoke (optional) | 8 x 18 aluminum alloy six-split-spoke |
| Rear wheels (in.) | 8.5 x 17 aluminum alloy (standard) 8.5 x 18.5 aluminum alloy six-split-spoke (optional) | 8.5 x 18.5 aluminum alloy six-split-spoke |
| Front tires | 235/45R17 all-season (standard) 235/40R18 high performance (optional) | 235/40R18 high performance |
| Rear tires | 255/40R17 all-season (standard) 255/35R18 high performance (optional) | 255/35R18 high performance |
| Brakes | Hydraulic power assisted 4-wheel discs with ABS anti-lock; Brake Assist | |
| Front calipers | single-piston sliding | |
| Rear calipers | single-piston sliding | |
| Front disc type | vented | vented |
| Rear disc type | vented | vented |
| Front disc diameter (in./mm) | 12.67 / 322 | 13.5 / 344 |
| Rear disc diameter (in./mm) | 11.8 / 300 | 11.8 / 300 |
| Exterior dimensions (in./mm) | ||
| Wheelbase | 108.7 / 2,761 | |
| Length | 184.9 / 4,696 | |
| Width (without mirrors) | 70.3 / 1,785 | |
| Front track | 60.6 / 1,539 | |
| Rear track | 60.8 / 1,544 | |
| Height (coupe) | 55 / 1,397 | |
| Curb weight | 3,683 | 3,783 |
| Weight distribution (coupe) | 53 / 47 | 54 / 46 |
| Interior dimensions (in./mm) | ||
| Front head room | 40.2 / 1021 | |
| Rear head room | 35.8 / 909 (with optional sunroof) | |
| Front leg room | 42.0 / 1,067 | |
| Rear leg room | 33.0 / 838 | |
| Front shoulder room | 54.1 / 1,374 | |
| Rear shoulder room | 48.9 / 1,242 | |
| Capacities | ||
| Cargo volume (cu. ft.) | 15.9 | |
| Fuel tank (gal./liters) | 17.4 / 66 | |
| Performance | ||
| 0-60 (seconds) | 6.2 (per MB USA) | 5.0 (per MB USA) 4.7 as tested (California) |
| Quarter Mile | - | 13.1 @ 108.9 MPH as tested (California) |
| Top Speed MPH | 130 - electronically limited | |
| Braking | - |
60 MPH to zero 137 feet 80 MPH to zero 252 feet |
| Lateral acceleration | - | 0.84g (200-ft skidpad) |
| Slalom Speed | - | 63.2 MPH (700-ft slalom, using 100-ft cone spacing) |
| Fuel economy (city/hwy) | 18 / 26 | 16 / 23 |
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© Marcus B. Fitzhugh 2005
Mercedes-Benz Specifications