2010 Mercedes-Benz GL-Class: Comprehensive Specifications and Model Breakdown

The 2010 Mercedes-Benz GL-Class marked a year of refined luxury and robust performance in the full-size SUV category. For those considering a pre-owned model or simply seeking in-depth specifications, understanding the nuances between the GL350 BlueTEC, GL450 4MATIC, and GL550 4MATIC is crucial. This article provides a detailed breakdown of the 2010 Mercedes-Benz GL-Class specifications, ensuring you have a clear picture of what each model offers under the hood and beyond.

Engine and Performance Specifications of the 2010 GL-Class

The 2010 Mercedes-Benz GL-Class lineup featured a diverse range of engines, each tailored to deliver a distinct driving experience. From the fuel-efficient diesel of the GL350 BlueTEC to the powerful V8s in the GL450 and GL550, the engine choices were a key differentiator.

2010 Mercedes-Benz GL350 BlueTEC Engine Details

The GL350 BlueTEC was equipped with a 72-degree V6 diesel engine. This engine, constructed with an aluminum block and head, utilized a single overhead camshaft valvetrain with four valves per cylinder. Displacing 2,987cc, the bore and stroke measured 3.27 inches (83.0 mm) and 3.62 inches (92.0 mm) respectively, with a high compression ratio of 16.5:1. This configuration allowed the GL350 BlueTEC to produce 210 horsepower at 3,800 rpm and a substantial 400 lb-ft of torque, available from a low 1,600 rpm up to 2,800 rpm. The intake system featured a turbocharger and intercooler, complemented by piezoelectric injectors for optimized fuel delivery. The engine’s maximum speed was capped at 4,500 rpm.

2010 Mercedes-Benz GL450 4MATIC Engine Specifications

Stepping up, the GL450 4MATIC boasted a 90-degree V8 engine, also built with an aluminum block and head. This engine employed a double overhead camshaft valvetrain, again with four valves per cylinder. A larger displacement of 4,663cc, achieved with a bore of 3.66 inches (92.9 mm) and stroke of 3.39 inches (86.0 mm), and a compression ratio of 10.7:1, empowered the GL450 to deliver 335 horsepower at 6,000 rpm and 339 lb-ft of torque between 2,700 rpm and 5,000 rpm. The GL450 intake system incorporated a two-stage resonance intake manifold and tumble flaps, contributing to its performance. The engine could reach a maximum speed of 6,500 rpm.

2010 Mercedes-Benz GL550 4MATIC Engine Highlights

At the top of the range, the GL550 4MATIC featured a 90-degree V8 engine, mirroring the GL450 in construction with an aluminum block and head and a double overhead camshaft valvetrain. However, the GL550’s engine displaced 5,461cc, thanks to a bore of 3.86 inches (98.0 mm) and a stroke of 3.56 inches (90.5 mm), maintaining a 10.7:1 compression ratio. This resulted in a significant power output of 382 horsepower at 6,000 rpm and 391 lb-ft of torque from 2,800 rpm to 4,800 rpm. Like the GL450, the GL550 also utilized a two-stage resonance intake manifold. The engine redline was also at 6,500 rpm.

Transmission, Drivetrain, and Chassis of the 2010 GL-Class

Across all 2010 Mercedes-Benz GL-Class models, a seven-speed automatic transmission was standard, featuring Direct Select shift controls. The gear ratios were identical across the GL350, GL450, and GL550, ensuring consistent performance characteristics in terms of gear progression. Each model utilized 4MATIC All-Wheel Drive coupled with 4ETS traction control, which managed traction through brake and throttle intervention, enhancing stability and control in varying driving conditions. ESP stability control was also a standard feature across the range.

The chassis for all models was a robust steel unibody construction, underpinning the GL-Class’s reputation for durability and safety. The suspension system was a sophisticated four-wheel independent setup with Airmatic air suspension, providing a balance of ride comfort and handling. Specifically, the front suspension featured a double control arm, air springs, gas shocks, and a stabilizer bar, while the rear employed a four-link configuration with similar components.

Steering across the 2010 GL-Class was speed-sensitive power-assisted rack-and-pinion, offering a consistent 3.62 turns lock-to-lock and a steering ratio of 18.6:1. The turning radius for all models was 39.7 feet, reflecting their full-size SUV dimensions.

Dimensions and Capacities of the 2010 Mercedes-Benz GL-Class

The 2010 GL-Class models shared identical exterior and interior dimensions, reinforcing their classification as full-size, seven-passenger luxury SUVs.

Exterior Dimensions

The wheelbase measured 121.1 inches (3,075 mm), with an overall length of 200.6 inches (5,088 mm). The width, with mirrors folded, was 76.4 inches, and the height stood at 72.4 inches. Ground clearance was consistent at 7.8 inches. Track dimensions were 65.0 inches (1,651 mm) at the front and 65.1 inches (1,654 mm) at the rear across all models.

Curb weight varied slightly, with the GL350 BlueTEC at 5,423 lbs, the GL450 4MATIC at 5,346 lbs, and the GL550 4MATIC at 5,545 lbs.

Interior Dimensions and Capacities

Interior headroom was 40.1 inches (1,019 mm) in the front, 40.6 inches (1,031 mm) in the second row, and 38.2 inches (979 mm) in the third row, all measured with the sunroof. Legroom was generous, with 40.3 inches in the front, 39.5 inches in the second row, and 34.2 inches in the third row. Shoulder room provided 58.3 inches (1,482 mm) in the front, 58.9 inches (1,495 mm) in the second row, and 50.5 inches (1,282 mm) in the third row.

Cargo volume with the back row up was 14.3 cubic feet, expanding to 43.8 cubic feet with the back row down. The gross vehicle weight rating (GVWR) was 6,944 lbs for all models, and towing capacity was rated at 7,500 lbs. Fuel tank capacity was 26.4 gallons, with a 3.4-gallon reserve. The GL350 BlueTEC also featured an 8.5-gallon AdBlue tank.

Brakes, Wheels, and Tires of the 2010 GL-Class

Braking was consistent across the 2010 GL-Class range, featuring hydraulic power-assisted 4-wheel vented discs with four-channel ABS anti-lock, Brake Assist, and electronic brake proportioning. Front disc diameter was 14.7 inches (375 mm) and rear disc diameter was 13.0 inches (330 mm).

Wheel and tire sizes varied by model. The GL350 BlueTEC and GL450 4MATIC front wheels were 8.5 x 20 inches and 8.5 x 19 inches respectively, and rear wheels were both 8.5 x 20 inches and 8.5 x 19 inches. The GL550 4MATIC featured larger 10 x 21 inch wheels both front and rear. Tire sizes also differed, with the GL350 BlueTEC and GL450 4MATIC using 275 / 50 R 20 and 275 / 55 R 19 front and rear tires respectively, while the GL550 4MATIC used 295 / 40 R 21 front and rear tires.

Performance Metrics and Fuel Economy

Performance varied according to the engine. The 0-60 mph time for the GL450 4MATIC was approximately 6.9 seconds and for the GL550 4MATIC was about 6.4 seconds. The GL350 BlueTEC’s 0-60 mph time was to be determined (TBD). Top speed for all models was electronically limited to 130 mph.

Fuel economy varied significantly. The GL350 BlueTEC achieved an estimated 17 mpg in the city and 23 mpg on the highway. The GL450 4MATIC and GL550 4MATIC both had an estimated fuel economy of 13 mpg city and 17 mpg highway.

Conclusion: The 2010 Mercedes-Benz GL-Class – A Detailed Look

The 2010 Mercedes-Benz GL-Class offered a compelling blend of luxury, capability, and choice. Whether opting for the diesel efficiency of the GL350 BlueTEC or the potent V8 power of the GL450 and GL550 4MATIC, buyers were treated to a well-engineered, spacious, and sophisticated SUV. Understanding these detailed specifications is essential for anyone looking to appreciate or work on these vehicles, highlighting the engineering excellence Mercedes-Benz is known for.

Note: Technical specifications are subject to change. For the latest information, always refer to official Mercedes-Benz documentation.

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