Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2020 G550.
The 2020 Mercedes G550 represents the continued evolution of the marque's defining SUV, combining its distinct body and platform with its designated engine to establish the vehicle's core identity. Standout specs within this iteration underscore the G550's unique balance of heritage design and modern engineering, differentiating it from its predecessors. Positioned within the model's broader reliability history, the 2020 model year occupies a significant place, meaning its underlying mechanical composition carries distinct implications for long-term ownership expectations and overall dependability.
Fluid capacities, tune-up values and fuel economy at a glance.
Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.
From the factory this vehicle uses OE oil filter 1761800800. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.
| Engine oil filter | 1761800800 |
| Engine air filter | 1770940104 |
| Spark plug | 0001590500 |
| Battery | 0019828208 |
| Front wiper blades | 4638200407 |
| Thermostat | 1772008801 |
| Cabin air filter | 4638301102 |
Capacities, torques and tune-up values from the factory service manual.
Torque lug nuts to 110 ft-lbs.
| Lug Nuts | 110 ft-lbs |
| Refrigerant | R134a |
| Refrigerant Capacity | 1.51 lbs |
| Oil Group | PAG |
| Oil Type | 46 |
| Oil Capacity | 2.80 oz |
| Brake Caliper Bolt to Carrier Torque | Front: NS; Rear: 21.0 ft-lbs |
| Brake Caliper Carrier to Hub Bolt Torque | Rear: 86.0 ft-lbs |
| ABS Sensor Torque | Front: 6.0; Rear: 6.0 |
| Solid Rotor Minimum Thickness for Replacement | Front: .511" |
| Vented Rotor Minimum Thickness for Replacement | Front: 1.063; Rear: .551 |
| 1 | 44.0 inch lbs., Step 2: 22.0 ft. lbs., Step 3: 90° | 44 in |
| 1 | 15.0 ft. lbs., Step 2: 33.0 ft. lbs., Step 3: 90° | 15 ft. lbs |
| 1 | M8 x 35 Bolts | 15 ft. lbs |
| 1 | 44.0 inch lbs., Step 2: 15.0 | 44 in |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
Showing 2 of 3 campaigns on record for this vehicle.
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2019-2020 G550 4MATIC and G63 AMG 4MATIC vehicles. An electrical resistor within the differential locking module may malfunction, interrupting communication between… Remedy: MBUSA will notify owners, and dealers will inspect the differential locking modules and replace them as necessary, free of charge. The recall began August 21, 2020. Owners may…
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2019-2020 G550 and G63 vehicles. The embossed lock symbol for the child safety lock on the rear doors may indicate the incorrect lock status of the child safety lock. Remedy: MBUSA will notify owners, and dealers will install a label on the rear doors with the correct operating direction, free of charge. The recall began June 26, 2020. Owners may…
The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.
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Cross-vehicle references for the kinds of data on this page.
NHTSA lists 3 recall campaign(s) for this model year. Check your specific vehicle by VIN.