Tire Ruler295/65R20 dimensions
| Overall diameter (height) | 35.10″ · 891 mm |
| Section width | 11.61″ · 295 mm |
| Sidewall height | 7.55″ · 192 mm |
| Wheel diameter | 20″ |
| Rim width (rule of thumb) | 8–10″ |
| Circumference | 110.3″ |
| Revolutions per mile | 575 |
| In inches (flotation style) | 35.1 × 11.6R20 |
How it’s calculated: the sidewall is 65% of the 295 mm width = 191.8 mm (7.55″). Add two sidewalls to the 20″ wheel: 20 + 2 × 7.55 = 35.10″.
Bigger tires than 295/65R20 on 20″ wheels
| Size | Height | Taller by | 60 mph reads |
|---|---|---|---|
| 325/60R20 | 35.4″ | +0.26″ (+0.7%) | 60.4 mph |
| 37x12.50R20 | 37.0″ | +1.90″ (+5.4%) | 63.3 mph |
“60 mph reads” is your real speed when a speedometer set up for 295/65R20 shows 60. Above about 3% taller, most trucks need a leveling kit or lift, and the speedometer should be recalibrated.
Sizes equivalent to 295/65R20
Within 1.5% of the same height on a 20″ wheel. Usually interchangeable for the speedometer; check width, load index and clearance.
| Size | Height | Width | Difference |
|---|---|---|---|
| 35x12.50R20 | 35.0″ | 12.5″ | −0.3% |
| 35x13.50R20 | 35.0″ | 13.5″ | −0.3% |
| 325/60R20 | 35.4″ | 12.8″ | +0.7% |
| 285/65R20 | 34.6″ | 11.2″ | −1.5% |
Same height on a different wheel size
Changing wheel size (plus or minus sizing) while keeping the overall height keeps your speedometer right:
- 35x12.50R15: 35.0″ tall on a 15″ wheel (−0.3%)
- 315/75R16: 34.6″ tall on a 16″ wheel (−1.4%)
- 35x12.50R17: 35.0″ tall on a 17″ wheel (−0.3%)
- 285/75R18: 34.8″ tall on an 18″ wheel (−0.8%)
- 325/65R18: 34.6″ tall on an 18″ wheel (−1.3%)
- 35x12.50R18: 35.0″ tall on an 18″ wheel (−0.3%)
- 35x12.50R22: 35.0″ tall on a 22″ wheel (−0.3%)
Popular 295/65R20 comparisons
Frequently asked questions
Is 295/65R20 a 35 inch tire?
Yes. 295/65R20 is 35.10 inches tall, so it's sold and talked about as a 35-inch tire.
What size is 295/65R20 in inches?
295/65R20 is 35.1 inches tall (overall diameter), 11.6 inches wide, with a 7.5 inch sidewall, and fits a 20 inch wheel.
What tire size is equivalent to 295/65R20?
Sizes within 1.5% of the same diameter on a 20" wheel: 35x12.50R20 (35.0"), 35x13.50R20 (35.0"), 325/60R20 (35.4"), 285/65R20 (34.6"). Check load index and width before swapping.
What rim width fits 295/65R20?
As a rule of thumb, about 8–10 inches. The tire maker's spec sheet lists the approved range for each model.
How many revolutions per mile does 295/65R20 make?
About 575 revolutions per mile in theory (circumference 110.3 in). Real tires turn slightly more because they flatten under load.