Tires Size 620/70R42
Dimensions, specs, and every size 620/70R42 tire currently in stock
76.18"
1935 mm · calculated
620 mm
24.41 inches
17.09"
434 mm · 70% profile
42"
1066.8 mm
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620/70R42 Specifications
Read directly from the size code. Load index, speed rating, and rim width range vary by model.
| Specification | Imperial | Metric |
|---|---|---|
| Section width | 24.41 in | 620 mm |
| Aspect ratio | 70% | — |
| Sidewall height | 17.09 in | 434 mm |
| Overall diameter (calculated) | 76.18 in | 1935 mm |
| Wheel / rim diameter | 42 in | 1066.8 mm |
| Construction | Radial | — |
What does 620/70R42 mean?
Reading the code on your sidewall
620 mm
The distance from sidewall to sidewall across the tire's widest point.
70% profile
The sidewall stands 70% of the section width, which is 434 mm on this size.
Radial
The body plies run across the tire at right angles to the direction of travel.
42 in
Fits a wheel measuring 42 inches across.
620/70R42 Questions & Answers
Dimensions and fitment guidelines for size 620/70R42
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