215/55R17 tire size

A 215/55R17 tire is 215 mm wide with a sidewall 55% of its width (118.2 mm), fits a 17-inch rim and has an overall diameter of 668 mm (26.3 in).

DimensionMetricImperial
Section width215 mm8.46 in
Sidewall height118.2 mm4.66 in
Rim diameter431.8 mm17 in
Overall diameter668.3 mm26.31 in
Circumference2,099.5 mm82.66 in
Revolutions476 per km767 per mile

Reading the size 215/55R17

215Width in mm55Aspect ratio (sidewall % of width)RRadial construction17Rim diameter in inches

The load index and speed rating (for example 91V) follow the size on the sidewall. Replacement tires should match or exceed the original load index and speed rating.

Alternative sizes within 3% of 215/55R17

A replacement size should stay within about 3% of the original diameter so the speedometer, ABS and transmission stay accurate. Always check clearance, load index and the vehicle manufacturer's approved sizes.

SizeDiameterDifferenceSpeedo reads 100 → actual
235/45R18669 mm+0.1%100.1Compare
235/40R19671 mm+0.3%100.3Compare
215/60R16664 mm-0.6%99.4Compare
205/65R16673 mm+0.7%100.7Compare
225/40R19663 mm-0.9%99.1Compare
255/35R19661 mm-1.1%98.9Compare
225/60R16676 mm+1.2%101.2
225/45R18660 mm-1.3%98.7

Compare 215/55R17 with any size →

Other 17-inch sizes