Tire Calculator

Find compatible tire sizes and get detailed specifications

13.0" Wheel Diameter

10 tire sizes available

Tire Size Tire Diameter Sidewall Common Action
155/80R13 22.76" 4.88" Common
165/80R13 23.39" 5.20" Common
175/70R13 22.65" 4.82" Common
185/60R13 21.74" 4.37" Common
185/70R13 23.20" 5.10" Common
205/60R13 22.69" 4.84" Specialty
215/50R13 21.46" 4.23" Specialty
225/45R13 20.97" 3.99" Specialty
225/50R13 21.86" 4.43" Specialty
255/40R13 21.03" 4.02" Specialty

14.0" Wheel Diameter

15 tire sizes available

Tire Size Tire Diameter Sidewall Common Action
105/70R14 19.79" 2.89" Specialty
115/70R14 20.34" 3.17" Specialty
125/70R14 20.89" 3.44" Specialty
135/80R14 22.50" 4.25" Specialty
155/65R14 21.93" 3.97" Common
165/50R14 20.50" 3.25" Specialty
165/55R14 21.15" 3.57" Common
185/50R14 21.28" 3.64" Specialty
185/55R14 22.01" 4.01" Common
185/60R14 22.74" 4.37" Common
195/45R14 20.91" 3.45" Specialty
195/50R14 21.68" 3.84" Specialty
205/50R14 22.07" 4.04" Specialty
205/55R14 22.88" 4.44" Specialty
225/50R14 22.86" 4.43" Specialty

15.0" Wheel Diameter

13 tire sizes available

Tire Size Tire Diameter Sidewall Common Action
125/60R15 20.91" 2.95" Specialty
155/60R15 22.32" 3.66" Common
165/60R15 22.80" 3.90" Common
175/50R15 21.89" 3.44" Specialty
175/55R15 22.58" 3.79" Common
185/60R15 23.74" 4.37" Common
195/40R15 21.14" 3.07" Specialty
195/45R15 21.91" 3.45" Specialty
195/55R15 23.44" 4.22" Common
205/40R15 21.46" 3.23" Specialty
205/55R15 23.88" 4.44" Common
215/35R15 20.93" 2.96" Specialty
215/40R15 21.77" 3.39" Specialty

16.0" Wheel Diameter

7 tire sizes available

Tire Size Tire Diameter Sidewall Common Action
125/50R16 20.92" 2.46" Specialty
175/50R16 22.89" 3.44" Specialty
195/40R16 22.14" 3.07" Specialty
195/45R16 22.91" 3.45" Specialty
205/40R16 22.46" 3.23" Specialty
215/35R16 21.93" 2.96" Specialty
215/40R16 22.77" 3.39" Specialty

17.0" Wheel Diameter

5 tire sizes available

Tire Size Tire Diameter Sidewall Common Action
225/60R17 27.63" 5.31" Common
255/60R17 29.05" 6.02" Specialty
285/75R17 33.83" 8.42" Specialty
295/70R17 33.26" 8.13" Specialty
305/70R17 33.81" 8.41" Specialty

18.0" Wheel Diameter

6 tire sizes available

Tire Size Tire Diameter Sidewall Common Action
275/70R18 33.16" 7.58" Specialty
285/70R18 33.71" 7.85" Specialty
295/65R18 33.10" 7.55" Specialty
305/65R18 33.61" 7.81" Specialty
315/70R18 35.36" 8.68" Specialty
325/60R18 33.35" 7.68" Specialty

19.0" Wheel Diameter

4 tire sizes available

Tire Size Tire Diameter Sidewall Common Action
245/70R19 32.50" 6.75" Specialty
275/50R19 29.83" 5.41" Specialty
285/45R19 29.10" 5.05" Specialty
285/50R19 30.22" 5.61" Specialty

20.0" Wheel Diameter

4 tire sizes available

Tire Size Tire Diameter Sidewall Common Action
295/65R20 35.10" 7.55" Specialty
325/13R20 23.33" 1.66" Specialty
325/60R20 35.35" 7.68" Specialty
355/11R20 23.07" 1.54" Specialty

21.0" Wheel Diameter

10 tire sizes available

Tire Size Tire Diameter Sidewall Common Action
245/30R21 26.79" 2.89" Specialty
245/35R21 27.75" 3.38" Specialty
255/30R21 27.02" 3.01" Specialty
265/30R21 27.26" 3.13" Specialty
275/30R21 27.50" 3.25" Specialty
285/30R21 27.73" 3.37" Specialty
295/25R21 26.81" 2.90" Specialty
295/30R21 27.97" 3.48" Specialty
305/25R21 27.00" 3.00" Specialty
335/25R21 27.59" 3.30" Specialty

22.0" Wheel Diameter

8 tire sizes available

Tire Size Tire Diameter Sidewall Common Action
245/45R22 30.68" 4.34" Specialty
255/40R22 30.03" 4.02" Specialty
265/40R22 30.35" 4.17" Specialty
275/40R22 30.66" 4.33" Specialty
295/35R22 30.13" 4.06" Specialty
305/35R22 30.41" 4.20" Specialty
315/35R22 30.68" 4.34" Specialty
335/25R22 28.59" 3.30" Common

How to Read Tire Sizes

Tire Size Format: 185/60R13

  • 185 - Width in millimeters
  • 60 - Aspect ratio (sidewall height as % of width)
  • R - Radial construction
  • 13 - Wheel diameter in inches

Important Measurements

  • Tire Diameter - Overall height of the tire
  • Sidewall - Distance from wheel to tread
  • Circum. - Distance around the tire
  • Revs/Mile - Tire rotations per mile
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