2023 Mercedes-Benz GLE SUV (V167 facelift ) GLE 580 V8 (517 Hp) EQ Boost 4MATIC 9G-TRONIC

The Mercedes-Benz GLE 580 4MATIC, introduced with the V167 facelift in 2023, represents the performance pinnacle of the third-generation GLE SUV. Positioned as the flagship trim, it combines a potent 4.0-liter V8 engine with mild-hybrid technology (EQ Boost) and a sophisticated all-wheel-drive system. This variant aimed to deliver both exhilarating performance and a degree of improved fuel efficiency compared to previous high-performance GLE models. It competes directly with other luxury performance SUVs such as the BMW X5 M Sport and the Porsche Cayenne.

Technical Specifications

Brand Mercedes-Benz
Model GLE
Generation GLE SUV (V167, facelift 2023)
Type GLE 580 V8 (517 Hp) EQ Boost 4MATIC 9G-TRONIC
Start of production 2023
Powertrain Architecture MHEV (Mild Hybrid Electric Vehicle)
Body type SUV
Seats 5-7
Doors 5
Combined fuel consumption (WLTP) 12.1-13.6 l/100 km (19.4 – 17.3 US mpg, 23.3 – 20.8 UK mpg, 8.3 – 7.4 km/l)
CO2 emissions (WLTP) 274-307 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 4.6 sec
Acceleration 0 – 62 mph 4.6 sec
Acceleration 0 – 60 mph 4.4 sec
Maximum speed 250 km/h (155.34 mph), Electronically limited
Emission standard Euro 6e
Weight-to-power ratio 4.7 kg/Hp, 214.5 Hp/tonne
Weight-to-torque ratio 3.3 kg/Nm, 302.9 Nm/tonne
Battery voltage 48 V
Battery technology Lithium-ion (Li-Ion)
Electric motor power 20 Hp
Electric motor Torque 250 Nm (184.39 lb.-ft.)
Electric motor location Between the combustion engine and the transmission
Power 517 Hp @ 5500 rpm
Torque 730 Nm @ 2250-4500 rpm (538.42 lb.-ft. @ 2250-4500 rpm)
Engine layout Front, Longitudinal
Engine Model/Code M 177.980
Engine displacement 3982 cm3 (243 cu. in.)
Number of cylinders 8
Engine configuration V-engine
Cylinder Bore 83 mm (3.27 in.)
Piston Stroke 92 mm (3.62 in.)
Compression ratio 8.6:1
Number of valves per cylinder 4
Fuel injection system Direct injection
Engine aspiration BiTurbo, Intercooler
Valvetrain DOHC
Engine oil capacity 9.5 l (10.04 US qt | 8.36 UK qt)
Coolant 15.7 l (16.59 US qt | 13.81 UK qt)
Kerb Weight 2410 kg (5313.14 lbs.)
Max. weight 3120 kg (6878.42 lbs.)
Max load 710 kg (1565.28 lbs.)
Trunk (boot) space – minimum 630 l (22.25 cu. ft.)
Trunk (boot) space – maximum 2055 l (72.57 cu. ft.)
Fuel tank capacity 85 l (22.45 US gal | 18.7 UK gal)
Max. roof load 100 kg (220.46 lbs.)
Permitted trailer load with brakes (12%) 2700 kg (5952.48 lbs.)
Permitted trailer load without brakes 750 kg (1653.47 lbs.)
Permitted towbar download 108 kg (238.1 lbs.)
Length 4924 mm (193.86 in.)
Width 2010 mm (79.13 in.)
Width including mirrors 2157 mm (84.92 in.)
Height 1782-1872 mm (70.16 – 73.7 in.)
Wheelbase 2995 mm (117.91 in.)
Front track 1683 mm (66.26 in.)
Rear (Back) track 1732 mm (68.19 in.)
Front overhang 925 mm (36.42 in.)
Rear overhang 1004 mm (39.53 in.)
Ride height (ground clearance) 175-290 mm (6.89 – 11.42 in.)
Minimum turning circle (turning diameter) 12.02 m (39.44 ft.)
Front suspension Double wishbone, Transverse stabilizer, Air suspension
Rear suspension Independent multi-link suspension, Air suspension, Transverse stabilizer
Front brakes Ventilated discs
Rear brakes Ventilated discs
Gearbox 9 gears, automatic transmission G-TRONIC
Drive wheel All wheel drive (4×4)

Powertrain & Engine Architecture

The heart of the GLE 580 is the M177.980 4.0-liter V8 engine. This engine utilizes direct injection and twin turbochargers to produce 517 horsepower at 5500 rpm and a substantial 730 Nm (538 lb-ft) of torque between 2250 and 4500 rpm. The ‘EQ Boost’ system adds a 48-volt mild-hybrid component, integrating a 20 hp electric motor and a 48V lithium-ion battery. This system allows for features like extended coasting, smoother start/stop operation, and a small power boost during acceleration. The engine’s architecture is a hot-V configuration, meaning the turbochargers are located within the V of the engine, improving responsiveness. The transmission is a 9G-TRONIC nine-speed automatic, known for its smooth shifts and wide gear ratio spread.

Driving Characteristics

The GLE 580 delivers a markedly different driving experience compared to lower-trim GLE models. The combination of the powerful V8 and the 9G-TRONIC transmission results in effortless acceleration. The 0-60 mph sprint is achieved in approximately 4.4 seconds. The EQ Boost system provides immediate torque fill, minimizing turbo lag. While the GLE is a large SUV, the air suspension and well-tuned chassis contribute to a surprisingly composed ride. The 9G-TRONIC transmission is programmed for comfort in normal driving modes, but shifts become quicker and more responsive in Sport and Sport+ modes. Compared to a hypothetical GLE 580 with a manual transmission (not offered), the automatic provides smoother operation and is better suited to the vehicle’s luxury positioning.

Equipment & Trim Levels

The GLE 580 came standard with a comprehensive suite of luxury features. Interior appointments included premium leather upholstery, heated and ventilated front seats with massage functions, a panoramic sunroof, and a Burmester surround sound system. Standard technology included the MBUX infotainment system with a large touchscreen display, augmented reality navigation, and a host of driver-assistance features such as adaptive cruise control, lane-keeping assist, and automatic emergency braking. Optional extras included multi-contour seats, a head-up display, and various cosmetic enhancements. The GLE 580 essentially included all available options as standard or as relatively inexpensive add-ons.

Chassis & Braking

The GLE 580 features a fully independent suspension with air suspension as standard. This air suspension allows for adjustable ride height and damping, enhancing both comfort and off-road capability. The front suspension utilizes a double-wishbone design, while the rear employs a multi-link setup. Braking duties are handled by ventilated discs on all four wheels. The GLE 580 typically came equipped with larger brake rotors and calipers compared to lower-trim models to cope with the increased performance. Electronic stability control (ESP) and ABS are standard, along with various traction control systems.

Market Reception & Comparison

The GLE 580 was generally well-received by automotive critics. Praise was directed towards its powerful engine, comfortable ride, and luxurious interior. Some reviewers noted that the fuel economy, while improved by the mild-hybrid system, remained relatively high given the vehicle’s size and engine displacement. Compared to the GLE 450, the 580 offered a significant performance upgrade but at a substantial price premium. The 580 also differentiated itself from the diesel-powered GLE 400d, offering a more refined and responsive driving experience, albeit with higher running costs.

Legacy

The M177/M178 engine family, of which the M177.980 is a member, has proven to be relatively reliable, although preventative maintenance is crucial. The 9G-TRONIC transmission has also demonstrated good durability. As a 2023 model, the GLE 580 is still relatively new in the used car market, but early indications suggest strong resale values due to its performance and luxury features. The integration of the EQ Boost system represents a key step in Mercedes-Benz’s electrification strategy, paving the way for more advanced hybrid and electric models.

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