2021 BMW Alpina B7 Tire Sizes

Factory original equipment (OE) tire specifications.

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xDrive

Front
Tire Size
255/40R20
Load Index
101
Speed Rating
V

xDrive

Rear
Tire Size
295/35R20
Load Index
105
Speed Rating
V

xDrive

Front
Tire Size
255/40ZR20
Load Index
101
Speed Rating
(Y)

xDrive

Rear
Tire Size
295/35ZR20
Load Index
105
Speed Rating
(Y)

xDrive (21 Inch Option)

Front
Tire Size
255/35ZR21
Load Index
98
Speed Rating
(Y)

xDrive (21 Inch Option)

Rear
Tire Size
295/30ZR21
Load Index
102
Speed Rating
(Y)