2018 Mercedes-Benz G-Class

Vehicle Specs & Maintenance Data

Engine
4L V8
Oil Type & Capacity
0W-40 Full Synthetic (8.5 qts)
Transmission
Automatic 9-spd
Wheel Torque
96
ft-lbs

The 2018 Mercedes-Benz G-Class maintenance specs on this page cover the key fluids, torque values, and wear items you need for routine service. Use these numbers as a quick reference when performing oil changes, tire rotations, brake jobs, and other scheduled maintenance on your Mercedes-Benz G-Class.

For oil changes, the 2018 Mercedes-Benz G-Class takes 0W-40 Full Synthetic motor oil with a capacity of 8.5 quarts. Brake fluid type is DOT 4, the recommended coolant is MB 325.0 (Blue, silicate-free), and transmission fluid is MB 236.14. Always use the manufacturer-recommended fluids to maintain warranty coverage and engine longevity.

When mounting wheels on the Mercedes-Benz G-Class, torque the lug nuts to 96 ft-lbs using a calibrated torque wrench. Over- or under-torquing can lead to warped brake rotors or loose wheels. Re-torque after 50 to 100 miles on newly installed wheels.

Specifications on this page are compiled from multiple publicly available sources including manufacturer documentation, NHTSA data, and automotive databases. Always cross-reference with your owner's manual or official factory documentation before purchasing parts or performing any service.

The 2018 Mercedes-Benz G-Class uses 0W-40 Full Synthetic motor oil (8.5 qt capacity), requires lug nuts torqued to 96 ft-lbs, takes DOT 4 brake fluid.

2018 Mercedes-Benz G-Class Specifications
Motor Oil0W-40 Full Synthetic
Oil Capacity8.5 qt
Lug Nut Torque96 ft-lbs
Brake FluidDOT 4
CoolantMB 325.0 (Blue, silicate-free)
Transmission FluidMB 236.14
Transmission Fluid
Fluid Type
MB 236.14
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Coolant
Fluid Type
MB 325.0 (Blue, silicate-free)
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Brake Fluid
Fluid Type
DOT 4
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Washer Fluid
Windshield
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DTC Code Lookup

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G-Class — Other Model Years
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See Also
2018 Mercedes-Benz G-Class Lug Nut TorqueBest Oil for 2018 Mercedes-Benz G-ClassAll Vehicles Using 0W-40 Full Synthetic OilAll Vehicles Using DOT 4Oil Change Guide: 2018 Mercedes-Benz G-ClassWiper Replacement: 2018 Mercedes-Benz G-Class