Tires Size ST225/75R15
Dimensions, specs, and every size ST225/75R15 tire currently in stock
28.3"
719 mm · calculated
225 mm
8.86 inches
6.65"
168.8 mm · 75% profile
15"
381.0 mm
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ST225/75R15 Specifications
Read directly from the size code. Load index, speed rating, and rim width range vary by model.
| Specification | Imperial | Metric |
|---|---|---|
| Section width | 8.86 in | 225 mm |
| Aspect ratio | 75% | — |
| Sidewall height | 6.65 in | 168.8 mm |
| Overall diameter (calculated) | 28.3 in | 719 mm |
| Wheel / rim diameter | 15 in | 381.0 mm |
| Construction | Radial | — |
| Service type | Special trailer | — |
What does ST225/75R15 mean?
Reading the code on your sidewall
225 mm
The distance from sidewall to sidewall across the tire's widest point.
75% profile
The sidewall stands 75% of the section width, which is 168.8 mm on this size.
Radial
The body plies run across the tire at right angles to the direction of travel.
15 in
Fits a wheel measuring 15 inches across.
ST225/75R15 Questions & Answers
Dimensions and fitment guidelines for size ST225/75R15
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