2015 GLK-Class Specifications
Technical Data
| GLK250 BlueTEC 4MATIC | GLK350 | GLK 350 4MATIC | |
| Vehicle Type | Four-door, five-passenger SUV | Four-door, five-passenger SUV | Four-door, five-passenger SUV |
| Chassis | Steel unibody | Steel unibody | Steel unibody |
Engine
| GLK250 BlueTEC 4MATIC | GLK350 | GLK 350 4MATIC | |
| Type | 2.1L inline 4-cylinder TBA | 3.5L V 6-cylinder Naturally Aspired | 3.5L V 6-cylinder Naturally Aspired |
| Engine Block Material | Cast iron | Die-cast aluminum-alloy | Die-Cast aluminum-alloy |
| Cylinder Head Material | High-strength aluminum | Alloy | Alloy |
| Valve arrangement | Four valves per cylinder | Four valves per cylinder | Four valves per cylinder |
| Valvetrain | roller cam followers | TBA | TBA |
| Displacement (cc) | 2,143 | 3,498 | 3,498 |
| Bore (in.) | 3.26 | 3.66 | 3.66 |
| Stroke (in.) | 3.89 | 3.39 | 3.39 |
| Compression ratio | 16.2:1 | 12.0:1 | 12.0:1 |
| Horsepower @ rpm | 200 hp @ 3,800 | 302 hp @ 6,500 | 302 hp @ 6,500 |
| Torque (lb-ft) @ rpm | 369 lb-ft @1,600 - 1,800 | 273 lb-ft @ 3,500 - 5,250 | 273 lb-ft @ 3,500 - 5,250 |
| Intake system | TBA | TBA | TBA |
| Max. engine speed (rpm) | 4,900 | 6,800 | 6,800 |
Performance
| GLK250 BlueTEC 4MATIC | GLK350 | GLK 350 4MATIC | |
| 0-60 (sec.) | 7.8 (est.) | 6.5 (est.) | 6.5 (est.) |
| Top speed (mph) | 130 | 130 | 130 |
| Fuel economy: city/hwy/comb. | 24 33 28 | 19 25/24 21 | 18 24 20 |
Transmission
| GLK250 BlueTEC 4MATIC | GLK350 | GLK 350 4MATIC | |
| Type | 7G-TRONIC PLUS | 7G-TRONIC PLUS | 7G-TRONIC PLUS |
| Shift controls | Paddle Shifters | Paddle Shifters | Paddle Shifters |
| Gear ratios | |||
| 1 | 4.38 | 4.38 | 4.38 |
| 2 | 2.86 | 2.86 | 2.86 |
| 3 | 1.92 | 1.92 | 1.92 |
| 4 | 1.37 | 1.37 | 1.37 |
| 5 | 1.00 | 1.00 | 1.00 |
| 6 | 0.82 | 0.82 | 0.82 |
| 7 | 0.73 | 0.73 | 0.73 |
| R | 3.42 | 3.42 | 3.42 |
| R2 “comfort mode” | 2.23 | 2.23 | 2.23 |
| Final drive | 3.07 | 3.27 | 3.27 |
Suspension/Steering
| GLK250 BlueTEC 4MATIC | GLK350 | GLK 350 4MATIC | |
| Suspension type | 7G-TRONIC PLUS | 7G-TRONIC PLUS | 7G-TRONIC PLUS |
| Front | McPherson Multi-Link | McPherson Multi-Link | McPherson Multi-Link |
| Rear | Multi-link Independent Suspension | Multi-link Independent Suspension | Multi-link Independent Suspension |
| Steering | Electro-mechanical Rackand- pinion | Electro-mechanical Rackand- pinion | Electro-mechanical Rackand- pinion |
| Turns, lock-tolock | n/a | n/a | n/a |
| Steering ratio | 17:30:1 | 17:30:1 | 17:30:1 |
| Turning circle (ft.) | 38.2 | 38.2 | 38.2 |
| Stability control | n/a | n/a | n/a |
| Traction control | n/a | n/a | n/a |
Exterior Dimensions (in inches)
| GLK250 BlueTEC 4MATIC | GLK350 | GLK 350 4MATIC | |
| Wheelbase | 108.5 | 108.5 | 108.5 |
| Length | 178.3 | 178.3 | 178.3 |
| Width including mirrors | 79.4 | 79.4 | 79.4 |
| Width excluding mirrors | 74.3 | 74.3 | 74.3 |
| Height | 66.9 | 66.9 | 66.9 |
| Ground clearance | 5.4 | 5.4 | 5.4 |
| Track width front | 62.0 | 62.0 | 62.0 |
| Track width rear | 62.9 | 62.9 | 62.9 |
Interior Dimensions (in inches)
| GLK250 BlueTEC 4MATIC | GLK350 | GLK 350 4MATIC | |
| Headroom 1st row | 39.0 | 39.0 | 39.0 |
| Headroom 2nd row | 39.7 | 39.7 | 39.7 |
| Headroom with sliding/tilting roof | TBA | TBA | n/a |
| Legroom 1st row | 41.4 | 41.4 | 41.4 |
| Legroom 2nd row | 35.1 | 35.1 | 35.1 |
| Shoulder room 1st row | 55.2 | 55.2 | 55.2 |
| Shoulder room 2nd row | 55.4 | 55.4 | 55.4 |
| Cargo length | n/a | n/a | n/a |
| Cargo floor width | n/a | n/a | n/a |
Capacities
| GLK250 BlueTEC 4MATIC | GLK350 | GLK 350 4MATIC | |
| Cabin volume (cu. ft.) | n/a | n/a | n/a |
| Cargo Capacity behind 1st row (cu. in.) | 54.7 | 54.7 | 54.7 |
| Cargo Capacity behind 2nd row (cu. in.) | 16.5 | 16.5 | 16.5 |
| Curb weight (lbs.) | 4,246 | 4,068 | 4,123 |
| Max. total payload (lbs.) | 1,268 | 1,268 | 1,268 |
| Fuel tank including reserve (gallons) | 15.6 | 17.4 | 17.4 |
