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2003-2005 Mercedes-Benz CLK-Class
Technical Data
| CLK320 | CLK500 | CLK55 | |
| Vehicle type | Four-passenger pillarless hardtop coupe or convertible with fully-automatic retractable softtop (CLK63 AMG: Cabriolet only) | ||
| Engine | 90-degree V6 | 90-degree V8 | |
| Engine material | Aluminum block and heads | ||
| Valvetrain | Chain-driven single overhead camshaft per cylinder bank, three valves per cylinder | ||
| Valve arrangement | 3-valve technology with two intake and one exhaust valve per cylinder | ||
| Displacement (cu. in./cc) | 195.2 / 3,199 | 303 / 4,966 | 331.9 / 5,439 |
| Bore (in./mm) | 3.54 / 89.9 | 3.82 / 97.0 | 3.82 / 97.0 |
| Stroke (in./mm) | 3.31 / 84.0 | 3.31 / 84.0 | 3.62 / 92.0 |
| Compression ratio | 10.0:1 | 11.0:1 | |
| Horsepower @ rpm | 215 / 5,700 | 302 @ 5,600 | 362 @ 5,750 |
| Torque (lb-ft.) @ rpm | 229 / 3,000 - 4,600 | 339 @ 2,700 - 4,250 | 376 @ 4,000 |
| Intake system | Magnesium two-stage resonance intake manifold | ||
| Engine management | ME 2.8 engine control with phase-shifted twin spark ignition, two coils and spark plugs per cylinder, integrated sequential multi-point fuel injection | ||
| Max. engine speed (rpm) | 6,000 | 6,700 | |
| Transmission | Five-speed electronically controlled automatic with Touch Shift and driver-adaptive shift logic | Seven-speed electronically controlled automatic with Touch Shift and driver-adaptive shift logic. Steering-wheel mounted gear shift buttons | AMG modified, Speedshift controlled five-speed driver-adaptive automatic with steering wheel controls |
| Gear ratios | |||
|
1
2 3 4 5 6 7 R R2 "comfort" mode |
3.95:1
2.42:1 1.49:1 1.00:1 0.83:1 - - 3.15:1 1.90:1 |
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 |
3.59:1
2.19:1 1.41:1 1.00:1 0.83:1 - - 3.16:1 - |
| Final drive | Coupe 3.27:1 / Cab 3.45:1 | 2.65:1 | 3.06:1 |
| Chassis | Unibody | ||
| Stability control | Electronic Stability Programming (ESP) integrating single brake application, throttle intervention for yaw control, plus throttle intervention for wheelspin control. | ||
| Suspension | Four-wheel independent | ||
| Front suspension details | Independent 3-link, w/antidive geometry; coil springs over gas shock absorbers | Independent 3-link, strut, AMG sport coil springs, AMG sport gas-charged twin-tube shock absorbers, and AMG sport stabilizer bar | |
| Rear suspension details | Independent 5-arm multilink with geometry for antisquat and alignment control. Stabilizer bar. Separate rear coil springs and gas-pressurized shock absorbers. | Independent 5-arm multilink with AMG sport coil springs, AMG sport gas-charged twin-tube shock absorbers, and AMG sport stabilizer bar | |
| Steering | Rack-and-pinion, speed-sensitive hydraulic power assist and integrated hydraulic damper | ||
| Turns, lock-to-lock | 3 | ||
| Turning radius (ft.) | 35.3 | ||
| Front wheels (in.) | 7.5 x 17 five-spoke light alloy | 7.5 x 17 AMG monoblock five-spoke | 7.5 x 18 AMG high polished five double-spoke |
| Rear wheels (in.) | 8.5 x 17 five-spoke light alloy | 8.5 x 17 AMG monoblock five-spoke | 8.5 x 18 AMG polished five double-spoke |
| Front tires | 225 / 45 ZR 17 | 225 / 40 ZR 18 | |
| Rear tires | 245 / 40 ZR 17 | 255 / 35 ZR 18 | |
| Brakes | Hydraulic power assisted 4-wheel discs with ABS anti-lock; Brake Assist | ||
| Front calipers | single-piston floating | four-piston fixed | six-piston fixed |
| Rear calipers | dual-piston fixed | four-piston fixed | |
| Front disc type | vented | ||
| Rear disc type | solid | vented | |
| Front disc diameter (in./mm) | 11.8 / 300 | 13.6 / 345 | 13.4 / 340 |
| Front disc thickness (in./mm) | 1.1 / 28 | 1.2 / 30 | |
| Rear disc diameter (in./mm) | 11.4 / 290 | 11.8 / 300 | 13.0 / 330 |
| Rear disc thickness (in./mm) | 0.4 / 10 | 0.9 / 22 | |
| Exterior dimensions (in./mm) | |||
| Wheelbase | 106.9 / 2,715 | ||
| Length | 182.6 / 4,638 | ||
| Width (without mirrors) | 68.5 / 1,740 | ||
| Front track | 58.9 / 1,495 | ||
| Rear track | 58.0 / 1,474 | ||
| Height (coupe) | 55.4 / 1,408 | ||
| Height (cabrio) | 54.4 / 1,381 | ||
| Curb weight (coupe / cab) | 3,515 / 3,770 | 3,585 / 3,905 | 3,635 / 3,960 |
| Weight distribution (coupe) | 1895 / 1620 | 1965 / 1620 | 2005 / 1630 |
| Weight distribution (cabrio) | 1930 / 1840 | 2040 / 1865 | 2085 / 1875 |
| Aerodynamic drag (Cd) - coupe / cabrio | 0.29 / 0.31 | .030 / 0.32 | .029 / 0.32 |
| Interior dimensions (in./mm) | |||
| Front head room | 37.1 / 941 (Cabriolet: 38.4 / 976) | ||
| Rear head room | 35.8 / 908 (with optional sunroof) (Cabriolet: 36.3 / 921) | ||
| Front leg room | 42.0 / 1,067 (Cabriolet: 42.0 / 1,067) | ||
| Rear leg room | 33.0 / 837 (Cabriolet: 30.4 / 772) | ||
| Front shoulder room | front "53.2 / 1,351(Cabriolet: 53.2 / 1,351) | ||
| Rear shoulder room | 49.3 / 1,252 (Cabriolet: 48.5 / 1,233) | ||
| Front hip room | 53.7 / 1,364 (Cabriolet: 52.1 / 1,324) | ||
| Rear hip room | 45.9 / 1,167 (Cabriolet: 46.9 / 1,190) | ||
| Capacities | |||
| Coupe cabin volume (cu. ft.) | 81.5 | ||
| Cabriolet cabin volume (cu. ft.) | 85.2 | ||
| Coupe cargo volume (cu. ft.) | 10.4 | ||
| Cabriolet cabin volume (cu. ft.) | 8.6 (top down: 5.4) | ||
| Fuel tank (gal./liters) | 16.4 / 62 | ||
| Performance | |||
| Coupe 0-60 (seconds) | 7.4 | 5.6 | 5.0 |
| Cabriolet 0-60 (seconds) | 8.0 | 5.9 | 5.2 |
| Top Speed MPH | 130 - electronically limited | 155 - electronically limited | |
| Coupe fuel economy (city/hwy) | 20 / 28 | 17 / 22 | 15 / 22 |
| Cabriolet fuel economy (city/hwy) | 20 / 26 | 17 / 22 | 15 / 22 |
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© Marcus B. Fitzhugh 2005
Mercedes-Benz Specifications