2021 BMW M240i Tire Sizes

Factory original equipment (OE) tire specifications.

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Convertible

Front
Tire Size
225/40ZR18
Load Index
88
Speed Rating
Y

Convertible

Rear
Tire Size
245/35ZR18
Load Index
92
Speed Rating
Y

Convertible

Tire Size
225/40R18
Load Index
92
Speed Rating
V

Coupe

Front
Tire Size
225/40ZR18
Load Index
88
Speed Rating
Y

Coupe

Rear
Tire Size
245/35ZR18
Load Index
92
Speed Rating
Y

Coupe

Tire Size
225/40R18
Load Index
92
Speed Rating
V