2012 Mercedes-Benz R-Class Technical Data
| R350 BlueTEC | R350 4MATIC | ||
| Vehicle type | Four-door, six or seven passenger full-size crossover | Four-door, six or seven passenger full-size crossover | |
| Chassis | Unibody | Unibody | |
| Engine | 72-degree V6 | 60-degree V6 | |
| Valve arrangement | 4 valves per cylinder | Four valves per cylinder | |
| Valvetrain | Double overhead camshaft per cylinder bank; duplex chain-driven | DOHC per cylinder | |
| Displacement (cc) | 2,987 | 3,498 | |
| Bore (in.) | 3.27 / 83.0 | 3.66 | |
| Stroke (in.) | 3.62 / 92.0 | 3.39 | |
| Compression ratio | 16.5:1 | 12.0:1 | |
| Horsepower @ rpm | 210 @ 3,400 | 302 @ 6,500 | |
| Torque (lb-ft.) @ rpm | 400 @ 1,600 - 2,400 | 273 @ 6,500 | |
| Intake system | Turbocharger and intercooler; piezoelectric injectors | Naturally Aspirated, Direct Injection | |
| Max. engine speed (rpm) | 4,500 | 6,800 | |
| Transmission | Seven-speed automatic | Seven-speed automatic | |
| Shift controls | Direct Select | Direct Select | |
| Gear ratios | Automatic | Automatic | |
| 1 | 4.38 | 4.38 | |
| 2 | 2.86 | 2.86 | |
| 3 | 1.92 | 1.92 | |
| 4 | 1.37 | 1.37 | |
| 5 | 1.00 | 1.00 | |
| 6 | 0.82 | 0.82 | |
| 7 | 0.73 | 0.73 | |
| R | -3.42 | -3.42 | |
| R2 "comfort mode" | -2.23 | -2.23 | |
| Final drive | 2.92 | 3.70 | |
| Stability control | ESP stability control | ESP stability control | |
| Suspension | |||
| front | Upper and lower control arms; coil spring struts, stabilizer bar | Upper and lower control arms; coil spring struts, stabilizer bar | |
| rear | Self-leveling rear air suspension | Self-leveling rear air suspension | |
| Steering | Rack and pinion, hydraulic power assist | Rack and pinion, hydraulic power assist | |
| Turning radius (ft.) | 41 | 41 | |
| Wheels (in.) | front | 8.0 x 19 | 8.0 x 19 |
| rear | 8.0 x 19 | 8.0 x 19 | |
| Tires | front | 255/50 R 19 | 255/50 R 19 |
| rear | 255/50 R 19 | 255 / 50 R 19 | |
| Brakes | Hydraulic power assisted 4-wheel discs with 4-channel ABS anti-lock, Brake Assist System |
Hydraulic power assisted 4-wheel discs with 4-channel ABS anti-lock, Brake Assist System |
|
| Disc diameter (in./mm) | front | 13.0 / 330; vented | 13.0 / 330; vented |
| rear | 13.0 / 330; solid | 13.0 / 330; solid | |
| Disc thickness (in./mm) | front | 1.26 / 32 | 1.26 / 32 |
| rear | 0.55 / 14 | 0.55 / 14 | |
| Exterior dimensions (in) | |||
| Wheelbase | 126.6 | 126.6 | |
| Length | 203.1 | 203.1 | |
| Width | 85.4 | 85.4 | |
| Height | 65.4 | 65.4 | |
| Ground clearance (in.) | 5.8 | 5.8 | |
| Track | front | 65.4 | 65.4 |
| rear | 65.0 | 65.0 | |
| Interior dimensions (in.) | |||
| Head room | front | 39.8 | 39.8 |
| 2nd / 3rd row | 40.4 / 37.2 | 40.4 / 37.2 | |
| Leg room | front | 39.8 | 39.8 |
| 2nd / 3rd row | 36.2 / 32.4 | 36.2 / 32.4 | |
| Shoulder room | front | 60.3 | 60.3 |
| 2nd | 59.6 / 52.8 | 59.6 / 52.8 | |
| Cargo Length | Back row up | 18.3 | 18.3 |
| Back | 42.3 / 87.3 | 42.3 / 87.3 | |
| Capacities | |||
| Cabin volume (cu. ft.) | 162.1 | 162.1 | |
| Cargo volume | seats up | 15.2 | 15.2 |
| Back row down | 42.2 (2nd & back row: 85) | 42.2 (2nd & back row: 85) | |
| Curb weight (lbs.) | 5,225 (6-pass) / 5,280 (7-pass) | 4,960 (6-pass) / 5,060 (7-pass) | |
| Towing (lbs.) | 3,500 | 3,500 | |
| Max. total payload | 1,588 | 1,635 | |
| Fuel tank/reserve (gallons) | 21.1 / 3.4 | 21.1 / 3.4 | |
| AdBlue tank (gallons) | 7 | N/A | |
| Performance | |||
| 0-60 (seconds) | 8.6 (est.) | 8.0 (est.) | |
| Top speed (mph) | 130 (electronically limited) | 130 (electronically limited) | |
| Fuel mileage, city/hwy | 18 / 23 / 20 | 16 / 21 / 15 | |
| Note: Technical specifications are subject to change. Please visit the media web site http://media.mbusa.com for the latest information. |
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