2021 Mercedes-Benz GLC63 AMG S Tire Sizes

Factory original equipment (OE) tire specifications.

4Matic Coupe

Front

Tire Size

265/45ZR20

Load Index

108

Speed Rating

(Y)

4Matic Coupe

Rear

Tire Size

295/40ZR20

Load Index

110

Speed Rating

(Y)

4Matic Coupe

Front

Tire Size

265/40ZR21

Load Index

105

Speed Rating

(Y)

4Matic Coupe

Rear

Tire Size

295/35ZR21

Load Index

107

Speed Rating

(Y)