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Vehicle Specification Lookup Tool🔍
The Mercedes-Benz GLS 550 tire size is P295/40HR21.
An example of a Mercedes-Benz GLS 550 tire size is the 2017 Mercedes-Benz GLS 550 GLS GLS550 Trim with P295/40HR21 tires.
Tire Codes Explained (Ex. P255/55VR17)
P - Denotes the tires intended use. (P = Passenger, LT = Light Truck, T = Temporary, ST = Special Trailer)
255 - Width of the tire tread in millimeters.
55 - Tire Profile. The ratio between the profile (sidewall) height and the width of the tire's tread. It is measured in percent. A lower number is a low profile tire and a higher number has a higher sidewall.
V - Speed Rating. ( ie. U = 125 mph, H = 130 mph, V = 149 mph ... etc)
R - Tire Construction. (R = Radial, B = Bias Belt, D = Diagonal)
17 - Rim (wheel) diameter in inches.
Check out the Tire Sizes specifications for other makes and models.
The 2019 Mercedes-Benz GLS 550 tire size is P295/40HR21.
| Trim | Engine | Transmission | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| GLS 550 4MATIC SUV | 4.7L | Twin Turbo | V8 | 9 Spd Auto w/OD | AWD | P295/40HR21 | P295/40HR21 |
| GLS GLS550 SUV | 4.7L | Twin Turbo | V8 | 9 Spd Auto w/OD | AWD | P295/40HR21 | P295/40HR21 |
The 2018 Mercedes-Benz GLS 550 tire size is P295/40HR21.
| Trim | Engine | Transmission | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| GLS GLS550 SUV | 4.7L | Twin Turbo | V8 | 9 Spd Auto w/OD | AWD | P295/40HR21 | P295/40HR21 |
The 2017 Mercedes-Benz GLS 550 tire size is P295/40HR21.
| Trim | Engine | Transmission | Drivetrain | Front Tire Size | Rear Tire Size |
|---|---|---|
| GLS GLS550 SUV | 4.7L | Twin Turbo | V8 | 9 Spd Auto w/OD | AWD | P295/40HR21 | P295/40HR21 |

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