2025 BMW M4 Tire Sizes

Factory original equipment (OE) tire specifications.

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Base

Front
Tire Size
275/40ZR18
Load Index
103
Speed Rating
(Y)

Base

Rear
Tire Size
285/35ZR19
Load Index
103
Speed Rating
(Y)

Base

Front
Tire Size
275/35ZR19
Load Index
100
Speed Rating
(Y)

Base

Rear
Tire Size
285/30ZR20
Load Index
99
Speed Rating
(Y)

CS

Front
Tire Size
275/35ZR19
Load Index
100
Speed Rating
(Y)

CS

Rear
Tire Size
285/30ZR20
Load Index
99
Speed Rating
(Y)

Competition

Front
Tire Size
275/35ZR19
Load Index
100
Speed Rating
(Y)

Competition

Rear
Tire Size
285/30ZR20
Load Index
99
Speed Rating
(Y)

Competition xDrive Convertible

Front
Tire Size
275/35ZR19
Load Index
100
Speed Rating
(Y)

Competition xDrive Convertible

Rear
Tire Size
285/30ZR20
Load Index
99
Speed Rating
(Y)

Competition xDrive Coupe

Front
Tire Size
275/35ZR19
Load Index
100
Speed Rating
(Y)

Competition xDrive Coupe

Rear
Tire Size
285/30ZR20
Load Index
99
Speed Rating
(Y)