2018 BMW M4 Tire Sizes

Factory original equipment (OE) tire specifications.

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Convertible

Front
Tire Size
255/40ZR18
Load Index
95
Speed Rating
(Y)

Convertible

Rear
Tire Size
275/40ZR18
Load Index
99
Speed Rating
(Y)

Convertible

Front
Tire Size
255/35ZR19
Load Index
92
Speed Rating
(Y)

Convertible

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

Convertible

Front
Tire Size
265/30ZR20
Load Index
94
Speed Rating
(Y)

Convertible

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

Coupe

Front
Tire Size
255/40ZR18
Load Index
95
Speed Rating
(Y)

Coupe

Rear
Tire Size
275/40ZR18
Load Index
99
Speed Rating
(Y)

Coupe

Front
Tire Size
255/35ZR19
Load Index
92
Speed Rating
(Y)

Coupe

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

Coupe

Front
Tire Size
265/30ZR20
Load Index
94
Speed Rating
(Y)

Coupe

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