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Best 305/35 R23 tires

2 rated tires available in this size, scored on dry, wet, snow, comfort and wear. Top overall right now is the Accelera Iota ST68 at 83/100.

31.4″
overall diameter
12″
section width
23″
rim diameter
642.2
revs per mile

Best 305/35 R23 summer tires

2
Conversion

305/35 R23 in inches

Overall diameter31.4″
Section width12″
Rim diameter23″
Sidewall height107 mm
Circumference98.7″
Revolutions per mile642.2
Wheels

What rims fit 305/35 R23 tires?

A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.

Minimum
8.5″
Ideal
9.5″
Maximum
11″

Rim diameter is fixed at 23″ — only the width varies. Estimated from the 12″ section width (70–90% rule).

Fitted from the factory on rims: 23x10.5.

Sidewall

305/35 R23 — what does it mean?

ParameterMeaning
305The first number is the section width — 305 mm, or about 12 inches across the widest part of the tire.
35The second number is the aspect ratio: sidewall height as a percentage of width. At 35%, the sidewall is about 107 mm tall.
R23R means radial construction, which nearly all modern tires use. The number is the rim diameter in inches — this tire fits a 23-inch wheel.