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Mercedes-Benz GLS 450 Oil Capacity (2023-2026)
The Mercedes-Benz GLS 450 engine oil capacity is between 8.5 quarts (8.0 liters) and 9.0 quarts (8.5 liters) as specified in our data below, organized by trim, option package, and model year.
For example:
- the 2026 Mercedes-Benz GLS 450, with the 8.0L 256.830 Turbo 6 Cyl. engine, has an engine oil capacity of 8.5 quarts (8.0 liters).
- the 2023 Mercedes-Benz GLS 450, with the 8.5L 256.930 Turbo 6 Cyl. engine, has an engine oil capacity of 9.0 quarts (8.5 liters).
- the 2025 Mercedes-Benz GLS 450, with the 8.0L 256.830 C Turbo 6 Cyl. engine, has an engine oil capacity of 8.5 quarts (8.0 liters).
Check out the Oil Capacity specifications for other makes and models.
2026 Mercedes-Benz GLS 450 Lubricating Fluid Capacities
The oil capacity data we have for the 2026 Mercedes-Benz GLS 450 includes the engine oil and the front differential.
2026 Mercedes-Benz GLS 450 Engine Oil Capacities
The 2026 Mercedes-Benz GLS 450 engine oil capacity is 8.5 quarts for all engine configurations.
| Engine | Engine Oil Capacity (Imp.) | Engine Oil Capacity (Metric) | Engine Oil Viscosity |
|---|---|---|---|
| 3.0L | 6 Cyl. | 256.830 Turbo | 8.5 Quarts | 8.0 Liters | 0W-20 |
2026 Mercedes-Benz GLS 450 Front Differential Oil Capacities
The 2026 Mercedes-Benz GLS 450 front differential oil capacity is either 1.3 pints or 1.5 pints as shown in the table below.
| Front Differential Type | Front Differential Total Fill (Imp.) | Front Differential Total Fill (Metric) |
|---|---|---|
| 177 mm RG | 1.3 Pints | 0.6 Liters |
| 198 mm RG | 1.5 Pints | 0.7 Liters |
2025 Mercedes-Benz GLS 450 Lubricating Fluid Capacities
The oil capacity data we have for the 2025 Mercedes-Benz GLS 450 includes the engine oil.
2025 Mercedes-Benz GLS 450 Engine Oil Capacities
The 2025 Mercedes-Benz GLS 450 engine oil capacity is 8.5 quarts for all engine configurations.
| Engine | Engine Oil Capacity (Imp.) | Engine Oil Capacity (Metric) | Engine Oil Viscosity |
|---|---|---|---|
| 3.0L | 6 Cyl. | 256.830 C Turbo | 8.5 Quarts | 8.0 Liters | 0W-20 |
2024 Mercedes-Benz GLS 450 Lubricating Fluid Capacities
The oil capacity data we have for the 2024 Mercedes-Benz GLS 450 includes the engine oil.
2024 Mercedes-Benz GLS 450 Engine Oil Capacities
The 2024 Mercedes-Benz GLS 450 engine oil capacity is 8.5 quarts for all engine configurations.
| Engine | Engine Oil Capacity (Imp.) | Engine Oil Capacity (Metric) | Engine Oil Viscosity |
|---|---|---|---|
| 3.0L | 6 Cyl. | 256.930 Turbo | 8.5 Quarts | 8.0 Liters | 0W-20 |
2023 Mercedes-Benz GLS 450 Lubricating Fluid Capacities
The oil capacity data we have for the 2023 Mercedes-Benz GLS 450 includes the engine oil.
2023 Mercedes-Benz GLS 450 Engine Oil Capacities
The 2023 Mercedes-Benz GLS 450 engine oil capacity is 9.0 quarts for all engine configurations.
| Engine | Engine Oil Capacity (Imp.) | Engine Oil Capacity (Metric) | Engine Oil Viscosity |
|---|---|---|---|
| 3.0L | 6 Cyl. | 256.930 Turbo | 9.0 Quarts | 8.5 Liters | 0W-20 |
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AutoPadre.com does not guarantee the accuracy of the above information is accurate. Please consult the owner's manual to confirm.
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