Tires Size 305/40R22
Dimensions, specs, and every size 305/40R22 tire currently in stock
31.6"
803 mm · calculated
305 mm
12.01 inches
4.8"
122 mm · 40% profile
22"
558.8 mm
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305/40R22 Specifications
Read directly from the size code. Load index, speed rating, and rim width range vary by model.
| Specification | Imperial | Metric |
|---|---|---|
| Section width | 12.01 in | 305 mm |
| Aspect ratio | 40% | — |
| Sidewall height | 4.8 in | 122 mm |
| Overall diameter (calculated) | 31.6 in | 803 mm |
| Wheel / rim diameter | 22 in | 558.8 mm |
| Construction | Radial | — |
What does 305/40R22 mean?
Reading the code on your sidewall
305 mm
The distance from sidewall to sidewall across the tire's widest point.
40% profile
The sidewall stands 40% of the section width, which is 122 mm on this size.
Radial
The body plies run across the tire at right angles to the direction of travel.
22 in
Fits a wheel measuring 22 inches across.
305/40R22 Questions & Answers
Dimensions and fitment guidelines for size 305/40R22
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