Mercedes GL-Class 2017 Performance: Powerful Drive
The 2017 Mercedes-Benz GL-Class offers a powerful and luxurious driving experience, blending robust engine options with advanced engineering for impressive on-road capability and a smooth ride. Its dynamic performance ensures confident acceleration and stable handling, making it a capable choice for families and adventurers alike.
Choosing a large luxury SUV means balancing comfort with capability. Many drivers new to the Mercedes-Benz GL-Class family wonder about its performance aspects. It’s easy to feel overwhelmed by engine sizes and technical terms when researching your next vehicle. But understanding the 2017 GL-Class’s performance doesn’t have to be complicated. This guide breaks down its engine options, driving dynamics, and what makes it a joy to drive. Get ready to discover the power that makes the 2017 GL-Class stand out.
2017 GL-Class Engine Lineup: Power Under the Hood
The 2017 Mercedes-Benz GL-Class, as part of the X166 generation, was offered with robust engine choices designed to deliver both potent performance and smooth cruising. For automotive enthusiasts and everyday drivers alike, understanding these powertrains is key to appreciating the GL-Class’s capabilities. These engines were engineered for the demanding task of propelling a large, luxurious SUV with confidence and refinement.
GL450 4MATIC: The Foundation of Power
The entry-level V6 for the 2017 GL-Class was the GL450 4MATIC, which came equipped with a twin-turbocharged 3.0-liter V6 engine. This powerplant was a significant step up in efficiency and refined power compared to older naturally aspirated engines.
Engine: 3.0-liter Twin-Turbocharged V6
Horsepower: 362 hp
@ 5,500 rpm
Torque: 455 lb-ft
@ 1,600-4,000 rpm
Transmission: 7-speed automatic (7G-TRONIC)
Drivetrain: 4MATIC all-wheel drive
This V6 engine provided an excellent blend of spirited acceleration and manageable fuel economy for its class. It was more than capable of moving the substantial GL-Class with ease, making it a popular choice for those seeking a balance of performance and everyday usability. The smooth delivery of power and torque was characteristic of Mercedes-Benz engineering.
GL550 4MATIC: Escalated Performance
For those who desired even more oomph, the GL550 4MATIC offered a more substantial V8 engine. This option catered to drivers who prioritized stronger acceleration and a more commanding presence on the road.
Engine: 4.6-liter Twin-Turbocharged V8
Horsepower: 449 hp
@ 5,250 rpm
Torque: 516 lb-ft
@ 1,800-3,500 rpm
Transmission: 7-speed automatic (7G-TRONIC)
Drivetrain: 4MATIC all-wheel drive
The V8 in the GL550 delivered a palpable increase in power and torque, translating to quicker acceleration and a more effortless feel when overtaking or merging onto highways. This engine choice amplified the luxurious and powerful nature of the GL-Class, offering a truly commanding driving experience.
AMG GL63: Uncompromising Power
At the pinnacle of the 2017 GL-Class lineup sat the Mercedes-AMG GL63. This model represented the zenith of performance, embodying the AMG philosophy of “Driving Performance” in a full-size SUV. It was designed for those who demanded the absolute best in terms of speed, sound, and exhilarating driving dynamics.
Engine: 5.5-liter Twin-Turbocharged V8
Horsepower: 550 hp
@ 5,250-5,750 rpm
Torque: 560 lb-ft
@ 1,750-5,000 rpm
Transmission: AMG SPEEDSHIFT PLUS 7G-TRONIC
Drivetrain: AMG Performance 4MATIC all-wheel drive
The AMG GL63 was a true force to be reckoned with. Its hand-built V8 engine provided supercar-like acceleration and an intoxicating soundtrack. The AMG-tuned suspension and braking systems ensured that this immense power could be harnessed effectively, offering a surprising level of agility for such a large vehicle.
Driving Dynamics and Handling: Beyond Raw Power
A vehicle’s performance isn’t solely defined by its engine; how it handles, brakes, and responds to driver input is equally crucial. The 2017 Mercedes-Benz GL-Class was engineered with a sophisticated chassis and advanced suspension systems to provide a comfortable yet controlled ride, even with its substantial size.
AIRMATIC Suspension
Both the GL450 and GL550 models came standard with the AIRMATIC air suspension system. This advanced technology allowed the vehicle’s ride height and damping characteristics to be adjusted automatically or manually.
Adjustable Ride Height: The system could raise the vehicle for increased ground clearance when navigating rough terrain or lower it for easier entry and exit, as well as improved aerodynamic efficiency at higher speeds.
Adaptive Damping: AIRMATIC continuously monitored road conditions and driving style, automatically adjusting the shock absorbers’ stiffness. This meant a softer, more comfortable ride on the highway and firmer, more controlled damping during spirited driving or cornering, reducing body roll.
This adaptive capability ensured that the GL-Class could transition seamlessly from a plush cruiser to a more dynamic handler, depending on the situation.
4MATIC All-Wheel Drive
The standard 4MATIC all-wheel-drive system was integral to the GL-Class’s confident performance. Unlike some competitors that might offer rear-wheel drive as standard, the 4MATIC system in the 2017 GL-Class provided enhanced traction and stability in a variety of driving conditions.
Enhanced Traction: By distributing power between the front and rear axles, 4MATIC helped prevent wheel slip, especially on wet, snowy, or icy surfaces.
Improved Stability: The system worked in conjunction with the Electronic Stability Program (ESP) and traction control to maintain optimal grip during cornering and sudden maneuvers.
Confident Handling: Regardless of whether you were navigating city streets or tackling winding country roads, 4MATIC contributed to a more secure and predictable driving experience.
Steering and Braking
The GL-Class featured an electro-hydraulic power steering system that was tuned to provide a good balance of assistance for easy low-speed maneuvering and satisfying feedback at higher speeds. While not as sporty as a dedicated sports car, it provided accurate directional control for a vehicle of its size.
The braking system was robust, with ventilated and perforated brake discs ensuring strong stopping power, even under heavy use. This was particularly important for an SUV that could be frequently loaded with passengers and cargo. For the AMG GL63, the braking system was further enhanced with larger, high-performance components to match its increased speed.
Performance in Real-World Driving
The combination of potent engines, advanced suspension, and all-wheel drive made the 2017 Mercedes-Benz GL-Class a highly capable and enjoyable vehicle in everyday scenarios. Its performance wasn’t just about speed figures; it was about delivering a sense of effortless control and luxurious comfort, no matter the journey.
Acceleration and Merging
Whether opting for the capable V6 of the GL450 or the muscular V8s of the GL550 and AMG GL63, acceleration was never a concern. The ample torque available from low RPMs meant that merging onto busy highways or overtaking slower vehicles felt secure and swift. The 7-speed automatic transmission, tuned by Mercedes-Benz, ensured smooth shifts that either prioritized comfort or responded quickly when more power was demanded. The advanced transmission control system allowed for seamless power delivery.
Towing and Hauling
The robust nature of the GL-Class’s powertrains made it well-suited for towing and hauling. With its substantial weight and powerful engines, it could confidently pull trailers or carry heavy loads. The standard trailer stability assist (if equipped and properly configured) and the strength of the chassis provided a stable platform for towing. For those looking to tow, it’s always recommended to consult the owner’s manual or a Mercedes-Benz dealer to understand the specific towing capacity and any necessary equipment. Many modern towing guides, like those from the National Highway Traffic Safety Administration (NHTSA), offer valuable information on safe towing practices.
Off-Road Capability (Light to Moderate)
While not a hardcore off-roader in the vein of a Jeep Wrangler or Land Rover Defender, the 2017 GL-Class, with its standard 4MATIC AWD and adjustable AIRMATIC suspension, possessed surprising capability for light to moderate off-road excursions. The ability to raise the ride height provided crucial extra ground clearance when navigating unpaved roads, gravel paths, or dealing with snow. The sophisticated traction control systems managed wheel slip effectively, allowing the vehicle to maintain momentum over uneven terrain.
Fuel Efficiency Considerations
It’s important to acknowledge that a large, powerful luxury SUV like the GL-Class, especially with V8 engines, is not designed for maximum fuel economy. However, the twin-turbocharged engines in the 2017 models offered improved efficiency over older, larger displacement naturally aspirated engines. The 7-speed transmission also played a role in optimizing fuel consumption by keeping engine RPMs lower during cruising. For those prioritizing the absolute best MPG, other vehicle classes might be more suitable, but for its segment, the GL-Class delivered a respectable balance. Fuel economy ratings are typically available from sources like the EPA’s FuelEconomy.gov.
Performance Breakdown for 2017 GL-Class Models
Let’s summarize the key performance metrics for each of the 2017 GL-Class models to provide a clear picture of their capabilities.
| Feature | GL450 4MATIC | GL550 4MATIC | AMG GL63 |
|---|---|---|---|
| Engine Type | 3.0L Twin-Turbo V6 | 4.6L Twin-Turbo V8 | 5.5L Twin-Turbo V8 |
| Horsepower | 362 hp @ 5,500 rpm | 449 hp @ 5,250 rpm | 550 hp @ 5,250-5,750 rpm |
| Torque | 455 lb-ft @ 1,600-4,000 rpm | 516 lb-ft @ 1,800-3,500 rpm | 560 lb-ft @ 1,750-5,000 rpm |
| Transmission | 7-speed automatic | 7-speed automatic | AMG SPEEDSHIFT 7-speed automatic |
| Drive Type | 4MATIC AWD | 4MATIC AWD | AMG Performance 4MATIC AWD |
| Key Performance Feature | Balanced power and efficiency | Stronger acceleration and torque | Exhilarating AMG performance |
Factors Affecting GL-Class 2017 Performance
While the 2017 Mercedes-Benz GL-Class comes with impressive factory performance figures, several factors can influence how that power is delivered and experienced by the driver. Understanding these elements can help owners maintain and even enhance their vehicle’s performance.
Maintenance and Servicing
Regular and proper maintenance is paramount to ensuring the GL-Class performs as intended. This includes:
Oil Changes: Using the correct type and viscosity of engine oil recommended by Mercedes-Benz is crucial for engine longevity and optimal performance.
Air Filter Replacement: A clean engine air filter allows the engine to breathe efficiently, impacting power and fuel economy. Clogged filters can restrict airflow.
Spark Plugs: Worn spark plugs can lead to misfires, reduced power, and poor fuel efficiency.
Transmission Fluid: Regular transmission fluid changes ensure smooth shifting and prevent premature wear on the gearbox.
Brake Maintenance: Ensuring brake pads and rotors are in good condition is vital for safety and consistent stopping performance.
Following the Mercedes-Benz maintenance schedule, often detailed in the owner’s manual or accessible through dealership service departments, is the best way to keep your GL-Class performing at its peak. For DIYers, resources like ALLDATA DIY can provide detailed repair and maintenance information specific to your vehicle.
Tire Condition and Pressure
The tires are the only point of contact between your vehicle and the road. Their condition and inflation significantly impact performance.
Tire Pressure: Properly inflated tires ensure optimal grip, handling, and fuel efficiency. Under-inflated tires can increase rolling resistance and affect steering response, while over-inflated tires can lead to a harsh ride and reduced traction.
Tread Depth: Worn tires have reduced grip, especially in wet conditions, which can compromise acceleration, braking, and handling.
Alignment: Proper wheel alignment ensures that tires wear evenly and that the vehicle tracks straight, contributing to predictable handling.
Weight and Load
The GL-Class is a large SUV designed to carry passengers and cargo. The more weight the vehicle carries, the more effort the engine must exert, which can slightly impact acceleration and fuel efficiency. While the engines are robust, consistently hauling very heavy loads over extended periods can place additional strain on the powertrain and suspension components.
Driving Modes and Settings (If Applicable)
Some Mercedes-Benz models, particularly those with different drive programs or adjustable suspension settings, allow the driver to tailor the vehicle’s performance characteristics. While the 2017 GL-Class typically had systems like AIRMATIC that adapted automatically, understanding how these systems operate can help drivers optimize their experience. For the AMG GL63, specific drive modes would dynamically alter throttle response, gear shift points, and suspension stiffness.
Aftermarket Modifications
While
