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Tire Sizing Directory•Exact Dimensional Reference

Tire Sizes

Browse exact dimensional reference guides for verified metric tire sizes. Each page provides deterministic calculated dimensions in inches and millimeters, dynamic geometry diagrams, notation breakdowns, and nearby size comparisons.

15-Inch Wheel Tire Sizes

1 size
235/75R15View Specs →
Diameter28.88"
Width9.25"
Revs/Mi698

16-Inch Wheel Tire Sizes

3 sizes
205/55R16View Specs →
Diameter24.88"
Width8.07"
Revs/Mi811
265/75R16View Specs →
Diameter31.65"
Width10.43"
Revs/Mi637
285/75R16View Specs →
Diameter32.83"
Width11.22"
Revs/Mi614

17-Inch Wheel Tire Sizes

3 sizes
225/65R17View Specs →
Diameter28.52"
Width8.86"
Revs/Mi707
265/70R17View Specs →
Diameter31.61"
Width10.43"
Revs/Mi638
285/70R17View Specs →
Diameter32.71"
Width11.22"
Revs/Mi617

18-Inch Wheel Tire Sizes

1 size
275/65R18View Specs →
Diameter32.07"
Width10.83"
Revs/Mi629

20-Inch Wheel Tire Sizes

2 sizes
275/55R20View Specs →
Diameter31.91"
Width10.83"
Revs/Mi632
275/60R20View Specs →
Diameter32.99"
Width10.83"
Revs/Mi611

Standard Tire Sizing Methodology

All tire dimensions in this reference catalog are calculated using standard tire-size geometric formulas. Tire-industry standards and manufacturer specifications are referenced where relevant.

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Published by TireCalculator.net
Last reviewed: September 2026

Content is based on cited tire-industry standards, manufacturer documentation, and technical references where relevant.

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