Tires Size 420/90R30
Dimensions, specs, and every size 420/90R30 tire currently in stock
59.76"
1518 mm · calculated
420 mm
16.54 inches
14.88"
378 mm · 90% profile
30"
762.0 mm
Showing 1 to 8 of 8 products
420/90R30 Specifications
Read directly from the size code. Load index, speed rating, and rim width range vary by model.
| Specification | Imperial | Metric |
|---|---|---|
| Section width | 16.54 in | 420 mm |
| Aspect ratio | 90% | — |
| Sidewall height | 14.88 in | 378 mm |
| Overall diameter (calculated) | 59.76 in | 1518 mm |
| Wheel / rim diameter | 30 in | 762.0 mm |
| Construction | Radial | — |
What does 420/90R30 mean?
Reading the code on your sidewall
420 mm
The distance from sidewall to sidewall across the tire's widest point.
90% profile
The sidewall stands 90% of the section width, which is 378 mm on this size.
Radial
The body plies run across the tire at right angles to the direction of travel.
30 in
Fits a wheel measuring 30 inches across.
420/90R30 Questions & Answers
Dimensions and fitment guidelines for size 420/90R30
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