2018 Mercedes-Benz GLS63 AMG Base — 295/40R21
O.E. size · 295/40R21
2018 Mercedes-Benz GLS63 AMG Base
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What size tires does the 2018 Mercedes-Benz GLS63 AMG Base take?
The factory tire size for the 2018 Mercedes-Benz GLS63 AMG Base is 295/40R21.
The catalog lists it at load index 111, speed rating W (up to 168 mph).
This trim is also listed with 285/40R22. Check which one your vehicle has.
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| All wheels | 295/40R21 | 111 | W |
| All wheels | 285/40R22 | 110 | Y |
Confirm the size printed on the sidewall of your current tire or on the tire placard in the driver's door jamb before you buy. Replacement tires should meet or exceed the vehicle's load index and speed rating.