Tires Size 650/65R38
Dimensions, specs, and every size 650/65R38 tire currently in stock
71.26"
1810 mm · calculated
650 mm
25.59 inches
16.63"
422.5 mm · 65% profile
38"
965.2 mm
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650/65R38 Specifications
Read directly from the size code. Load index, speed rating, and rim width range vary by model.
| Specification | Imperial | Metric |
|---|---|---|
| Section width | 25.59 in | 650 mm |
| Aspect ratio | 65% | — |
| Sidewall height | 16.63 in | 422.5 mm |
| Overall diameter (calculated) | 71.26 in | 1810 mm |
| Wheel / rim diameter | 38 in | 965.2 mm |
| Construction | Radial | — |
What does 650/65R38 mean?
Reading the code on your sidewall
650 mm
The distance from sidewall to sidewall across the tire's widest point.
65% profile
The sidewall stands 65% of the section width, which is 422.5 mm on this size.
Radial
The body plies run across the tire at right angles to the direction of travel.
38 in
Fits a wheel measuring 38 inches across.
650/65R38 Questions & Answers
Dimensions and fitment guidelines for size 650/65R38
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