BMW 428i tire size

The most common factory tire size for the BMW 428i is 225/45R18 front, 255/40R18 rear, on 12 of the 12 year and trim fits listed. The table lists every year from 2014 to 2016 and the size each trim was built with. Pick your year and trim to see the tires that fit.

BMW 428i tire sizes by year

Factory tire sizes of the BMW 428i by year and trim
Year	Factory tire size	Trims
2016	225/40R19load index 93, speed rating V	Convertible, Convertible w/ M-Brake, Coupe, Coupe w/ M-Brake
	225/40R19 front, 255/35R19 rearload index 89, speed rating Y	Convertible, Convertible w/ M-Brake, Coupe, Coupe w/ M-Brake
	225/45R18 front, 255/40R18 rearload index 91, speed rating Y	Convertible, Convertible w/ M-Brake, Coupe, Coupe w/ M-Brake
	225/45R18load index 91, speed rating Y	Convertible, Coupe
	225/50R17	Convertible, Coupe
2015	225/45R18 front, 255/40R18 rearload index 91, speed rating Y	Convertible, Convertible w/ M-Brake, Coupe, Coupe w/ M-Brake
	225/40R19 front, 255/35R19 rearload index 89, speed rating Y	Convertible, Coupe
	225/45R18load index 91, speed rating V	Convertible, Coupe
	225/50R17load index 94, speed rating V	Convertible, Coupe
2014	225/45R18 front, 255/40R18 rearload index 91, speed rating Y	Convertible, Convertible w/ M-Brake, Coupe, Coupe w/ M-Brake
	225/40R19 front, 255/35R19 rearload index 89, speed rating Y	Convertible, Coupe
	225/45R18load index 91, speed rating V	Convertible, Coupe
	225/50R17load index 94, speed rating W	Convertible, Coupe

Check your own tire

A trim can be sold with more than one wheel size. The size printed on the sidewall of your current tire, or on the placard in the driver's door jamb, is the one your vehicle has.

How to read your tire size Other BMW models