Tires Size 245/40ZR20
Dimensions, specs, and every size 245/40ZR20 tire currently in stock
27.72"
704 mm · calculated
245 mm
9.65 inches
3.86"
98 mm · 40% profile
20"
508.0 mm
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245/40ZR20 Specifications
Read directly from the size code. Load index, speed rating, and rim width range vary by model.
| Specification | Imperial | Metric |
|---|---|---|
| Section width | 9.65 in | 245 mm |
| Aspect ratio | 40% | — |
| Sidewall height | 3.86 in | 98 mm |
| Overall diameter (calculated) | 27.72 in | 704 mm |
| Wheel / rim diameter | 20 in | 508.0 mm |
| Construction | Radial | — |
What does 245/40ZR20 mean?
Reading the code on your sidewall
245 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 98 mm on this size.
Radial
The body plies run across the tire at right angles to the direction of travel.
20 in
Fits a wheel measuring 20 inches across.
245/40ZR20 Questions & Answers
Dimensions and fitment guidelines for size 245/40ZR20
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