2012 Mercedes-Benz G-Class Technical Data
| G550 | |||
| Vehicle type | Four-door, five-passenger sport utility | ||
| Chassis | Body on frame | ||
| Engine | 90-degree V8 | ||
| Valve arrangement | Four valves per cylinder | ||
| Valvetrain | Single overhead camshaft per cylinder bank, duplex chain-driven | ||
| Displacement (cc) | 5,461 | ||
| Bore (in.) | 3.86 / 98.0 | ||
| Stroke (in.) | 3.56 / 90.5 | ||
| Compression ratio | 10.7:1 | ||
| Horsepower @ rpm | 382 @ 6,000 | ||
| Torque (lb-ft.) @ rpm | 391 @ 2,800 – 4,800 | ||
| Intake system | Two-stage resonance intake manifold | ||
| Max. engine speed (rpm) | 6,500 rpm | ||
| Transmission | Seven-speed automatic | ||
| Shift controls | Touch Shift manual shift control | ||
| Gear ratios | Automatic | ||
| 1 | 4.38:1 | ||
| 2 | 2.86:1 | ||
| 3 | 1.92:1 | ||
| 4 | 1.37:1 | ||
| 5 | 1.00:1 | ||
| 6 | 0.82:1 | ||
| 7 | 0.73:1 | ||
| R | - 3.42:1 | ||
| R2 "comfort mode" | -- | ||
| Final drive | 4.38:1 | ||
| Stability control | ESP stability control | ||
| Suspension | Solid axles with longitudinal and transverse control arms | ||
| front | Coil springs, gas pressure shocks | ||
| rear | Coil springs, gas pressure shocks | ||
| Steering | Recirculating ball, power-assisted | ||
| Turning radius (ft.) | 43.5 | ||
| Wheels (in.) | front | 7.5 x 18 | |
| rear | 7.5 x 18 | ||
| Tires | front | 265 / 60 R 18 | |
| rear | 265 / 60 R 18 | ||
| Brakes | Hydraulic power assisted 4-wheel vented discs;Four-channel ABS anti-lock, Brake Assist, electronic brake proportioning | ||
| Disc diameter (in./mm) | front | 12.3 / 312 | |
| rear | 10.7 / 272 | ||
| Disc thickness | front | 1.2 / 30 | |
| rear | 0.4 / 10 | ||
| Exterior dimensions (in. / mm) | |||
| Wheelbase | 112.2 / 2,850 | ||
| Length | 184.5 | ||
| Width | 71.8 | ||
| Height | 76 | ||
| Ground clearance (in.) | -- | ||
| Track | front | 59.6 / 1,513 | |
| rear | 59.6 / 1,513 | ||
| Interior dimensions (in.) | |||
| Head room (w/sunroof) | front | 42.2 / 1,072 | |
| 2nd row / 3rd row | 40.0 / 1,015 | ||
| Leg room | front | 52.5 / 1,334 | |
| 2nd row / 3rd row | 41.9 / 1,064 | ||
| Shoulder room | front | 53.7 / 1,364 | |
| 2nd | 56.3 / 1,430 | ||
| Cargo Length | Back row up | -- | |
| Back | -- | ||
| Capacities | |||
| Cabin volume (cu. ft.) | -- | ||
| Cargo volume | seats up | 45.2 | |
| Back row down | 79.5 | ||
| Curb weight (lbs.) | 5,622 | ||
| Towing (lbs.) | 3,500 | ||
| Max. total payload | up to 7,000 lbs | ||
| Fuel tank/reserve (gallons) | 25.4 / 5.3 | ||
| AdBlue tank (gallons) | N/A | ||
| Performance | |||
| 0-60 (seconds) | 6.0 (est.) | ||
| Top speed (mph) | 125 (electronically limited) | ||
| Fuel mileage, city/hwy/comb | 12 / 15 / 13 | ||
| Note: Technical specifications are subject to change. | |||
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