Research 2021 Mercedes-Benz G-Class specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

G 550 G 550 4MATIC SUV


Brake ABS System 4-Wheel
Drum - Rear (Yes or )
Brake Type 4-Wheel Disc
Rear Drum Diam x Width (in)
Rear Brake Rotor Diam x Thickness (in) 13.6
Front Brake Rotor Diam x Thickness (in) 13.9
Disc - Rear (Yes or ) Yes
Disc - Front (Yes or ) Yes
Brake ABS System (Second Line) 4-Wheel

Cargo Area Dimensions

Cargo Volume to Seat 3 (ft³) 38.1
Cargo Volume to Seat 1 (ft³) 68.6
Cargo Volume to Seat 2 (ft³) 38.1
Cargo Area Length @ Floor to Seat 1 (in) 68.5
Cargo Box (Area) Height (in) 44.3
Cargo Area Length @ Floor to Seat 2 (in) 29.8


Tons/yr of CO2 Emissions @ 15K mi/year 9.8


Displacement 4.0 L/243
Engine Type Twin Turbo Premium Unleaded V-8
Engine Oil Cooler Regular Duty
Engine Order Code
Fuel System Gasoline Direct Injection
SAE Net Horsepower @ RPM 416 @ 5250
SAE Net Torque @ RPM 450 @ 2000

Exterior Dimensions

Wheelbase (in) 113.8
Liftover Height (in) 29.7
Min Ground Clearance (in) 9.5
Track Width, Rear (in) 64.5
Track Width, Front (in) 64.5
Height, Overall (in) 77.5
Width, Max w/o mirrors (in) 76
Length, Overall (in) 189.7

Fuel Tank

Fuel Tank Capacity, Approx (gal) 26.4

Interior Dimensions

Front Leg Room (in) 38.7
Second Hip Room (in) 57.2
Second Shoulder Room (in) 57.4
Second Leg Room (in) 39.5
Second Head Room (in) 40.5
Front Hip Room (in) 56.9
Front Shoulder Room (in) 57.8
Passenger Capacity 5
Front Head Room (in) 41.9


EPA Fuel Economy Est - Hwy (MPG) 19
Fuel Economy Est-Combined (MPG) 18
EPA Fuel Economy Est - City (MPG) 17


Turning Diameter - Curb to Curb (ft) 44.6
Steering Type Rack-Pinion


Body Code S
Body Style Sport Utility
Vehicle Name Mercedes-Benz G-Class


Axle Ratio (:1) - Front 3.45
Axle Type - Front Independent
Suspension Type - Rear Trailing Link
Suspension Type - Front Double Wishbone
Axle Type - Rear Rigid Axle
Axle Ratio (:1) - Rear 3.45


Spare Tire Size Full-Size
Front Tire Order Code
Rear Tire Order Code
Spare Tire Order Code
Front Tire Size P265/60HR18
Front Tire Size P275/50VR20
Front Tire Size P275/55VR19
Rear Tire Size P265/60HR18
Rear Tire Size P275/50VR20
Rear Tire Size P275/55VR19


Maximum Trailering Capacity (lbs) 7000
Dead Weight Hitch - Max Trailer Wt. (lbs) 5000
Dead Weight Hitch - Max Tongue Wt. (lbs) 500
Wt Distributing Hitch - Max Trailer Wt. (lbs) 7000
Wt Distributing Hitch - Max Tongue Wt. (lbs) 700


Eighth Gear Ratio (:1) 0.72
Transfer Case Model Electronic
Trans PTO Access No
Reverse Ratio (:1) 4.80
Sixth Gear Ratio (:1) 1.00
Fifth Gear Ratio (:1) 1.21
Fourth Gear Ratio (:1) 1.64
Third Gear Ratio (:1) 2.25
Second Gear Ratio (:1) 3.24
First Gear Ratio (:1) 5.35
Trans Description Cont. Again
Trans Description Cont. Automatic w/OD
Trans Type 9
Trans Order Code G43
Drivetrain All Wheel
Seventh Gear Ratio (:1) 0.86
Transfer Case Power Take Off No

Weight Information

Gross Vehicle Weight Rating Cap (lbs) 6945


Rear Wheel Size (in) 20 X 8.5
Rear Wheel Size (in) 18 X 8
Front Wheel Size (in) 19 X 8.5
Front Wheel Size (in) 20 X 8.5
Front Wheel Size (in) 20 X 8.5
Front Wheel Size (in) 20 X 8.5
Front Wheel Size (in) 18 X 8
Rear Wheel Size (in) 20 X 8.5
Rear Wheel Size (in) 19 X 8.5
Spare Wheel Size (in) Full-Size
Front Wheel Material Aluminum
Rear Wheel Material Aluminum
Rear Wheel Size (in) 20 X 8.5
Spare Wheel Material Aluminum