Not sure what rimDiameter size options are for your 2018 BMW 6 Series 640i xDrive Gran Coupe?
Choose from the options below.
Version/Option
Tire Size
245/40R19
Front: 245/40R19, Rear: 275/35R19
275/35R19
245/40R19
245/35R20
Front: 245/35R20, Rear: 275/30R20
275/30R20
245/45R18
Version/Option
Tire Size
245/40R19
Front: 245/40R19, Rear: 275/35R19
275/35R19
245/40R19
Version/Option
Tire Size
245/35R20
Front: 245/35R20, Rear: 275/30R20
275/30R20
245/45R18
Version/Option
Tire Size
245/40R19
Front: 245/40R19, Rear: 275/35R19
275/35R19
Version/Option
Tire Size
245/40R19
245/35R20
Front: 245/35R20, Rear: 275/30R20
Version/Option
Tire Size
275/30R20
245/45R18
Find your version / option
There are two places to find your tire size. Look directly on your tire sidewall or inside your driver’s side door jamb for your vehicle’s tire size.
Passenger Tire Sidewall
High Flotation Tire Sidewall
Inside Your Door Jamb