Generation Hub
Mercedes-Benz GL / GLS 2020-Present
Overview
The Mercedes-Benz GL/GLS-Class, from 2020 onward, continues to define the pinnacle of full-size luxury SUVs, seamlessly blending opulence, performance, and advanced technology in a commanding package. This generation showcases a refined and imposing exterior design, characterized by bold proportions, sleek lines, and the distinctive Mercedes-Benz front grille. The GL/GLS-Class exudes an air of prestige and sophistication, catering to those who demand both elegance and versatility from their SUV. Inside, the cabin offers a lavish and technologically advanced environment, featuring premium materials, impeccable craftsmanship, and an unwavering focus on comfort. The interior design combines luxury with practicality, incorporating cutting-edge infotainment systems and spacious, sumptuous seating for an unparalleled driving experience.
Regarding performance, the GL/GLS-Class aims to deliver a commanding and dynamic ride. It offers a range of potent engines, including high-performance AMG variants, catering to drivers who desire robust acceleration and a composed on-road presence. The suspension and chassis are meticulously engineered to provide a smooth and stable ride, whether navigating city streets or tackling challenging terrain. Safety features remain comprehensive, with advanced driver assistance systems, anti-lock brakes, stability control, and a comprehensive set of airbags contributing to its outstanding safety record.
Specifications
Mercedes-Benz GL/GLS-Class specification, engine oil capacity, spark plug gap, safety rating, fuel consumption, transmission, and light bulb sizes.
Chassis
- Type: X167
Engine 4.7L 8-Cylinder DOHC
- Recommended Oil viscosity: 0W-40 or 5W-40
- Recommended Engine Oil:
- GLS 450 4MATIC: 229.51, 229.52, 229.61 229.71*
- GLS 580 4MATIC: 229.52, 229.61
- Mercedes-Maybach GLS 600 4MATIC: 229.5
- Oil capacity:
- GLS 450 4MATIC: 20.0 US qt (18.9 liters)
- GLS 580 4MATIC:16.6 US qt (15.7 liters)
Brake Fluid
- Type: Only use brake fluid approved for Mercedes-Benz according to MB-Freigabe or MB-Approval 331.0.
Fuel
- Capacity: 23.8 gal (90.0 liters)
Coolant
- Type: MB 326.0 corrosion inhibitor/antifreeze agent
- Capacity:
- Mercedes‑AMG vehicles: Approx. 11.9 US qt (11.3 l)
- GLS 550 4MATIC: Approx. 12.0 US qt (11.4 l)
- All other models: Approx. 10.3 US qt (9.7 l)
Refrigerant
- Capacity: 23.9 ± 0.4 oz (680 ± 10 g
PAG oil
- Capacity: 23.9 ± 0.4 oz (680 ± 10 g
Washer Fluid
- Type: Only use windshield washer fluid which is also suitable for use on plastic surfa‐ ces, e.g., MB SummerFit or MB Winter‐ Fit.
Powertrain
Engine
- 3.0 L M 256 E30 DEH LA G R I6 Mild Hybrid twin-turbo (petrol-hybrid)
- 4.0 L M177 V8 Mild Hybrid twin-turbo (petrol-hybrid)
- 2.9 L OM 656 D 29 R SCR I6 Mild Hybrid twin-turbo (diesel-hybrid)
Transmission
- 9-speed 9G-Tronic automatic
Fuel Consumption

Warning Lights & Bulb Sizes
Front Lights
- Daytime Running Light Bulb: LED
- Front Sidemarker Light Bulb: LED
- Front Turn Signal Light Bulb: LED
- High Beam Headlight Bulb: LED
- Low Beam Headlight Bulb: LED
- Stepwell Light Bulb: 2825
Rear Lights
- Back-Up Light Bulb: LED
- Brake Light Bulb: LED
- Center High Mount Stop Light Bulb: LED
- License Plate Light Bulb: LED
- Parking Light Bulb: LED
- Rear Sidemarker Light Bulb: LED
- Rear Turn Signal Light Bulb: LED
- Tail Light Bulb: LED
Interior Lights
- Dome Light Bulb: LED
- Glove Box Light Bulb: 2825
- Interior Door Light Bulb: LED
- Luggage Compartment Light Bulb: 2825
- Map Light Bulb: LED
- Vanity Mirror Light Bulb: 2825
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