Tire Ruler235/65R17 dimensions
| Overall diameter (height) | 29.03″ · 737 mm |
| Section width | 9.25″ · 235 mm |
| Sidewall height | 6.01″ · 153 mm |
| Wheel diameter | 17″ |
| Rim width (rule of thumb) | 6.5–8″ |
| Circumference | 91.2″ |
| Revolutions per mile | 695 |
| In inches (flotation style) | 29.0 × 9.3R17 |
How it’s calculated: the sidewall is 65% of the 235 mm width = 152.8 mm (6.01″). Add two sidewalls to the 17″ wheel: 17 + 2 × 6.01 = 29.03″.
Bigger tires than 235/65R17 on 17″ wheels
| Size | Height | Taller by | 60 mph reads |
|---|---|---|---|
| 245/65R17 | 29.5″ | +0.51″ (+1.8%) | 61.1 mph |
| 235/70R17 | 30.0″ | +0.93″ (+3.2%) | 61.9 mph |
| 255/65R17 | 30.1″ | +1.02″ (+3.5%) | 62.1 mph |
| 245/70R17 | 30.5″ | +1.48″ (+5.1%) | 63.1 mph |
| 265/65R17 | 30.6″ | +1.54″ (+5.3%) | 63.2 mph |
“60 mph reads” is your real speed when a speedometer set up for 235/65R17 shows 60. Above about 3% taller, most trucks need a leveling kit or lift, and the speedometer should be recalibrated.
Same height on a different wheel size
Changing wheel size (plus or minus sizing) while keeping the overall height keeps your speedometer right:
- 235/75R15: 28.9″ tall on a 15″ wheel (−0.5%)
- 225/75R16: 29.3″ tall on a 16″ wheel (+0.9%)
- 235/70R16: 29.0″ tall on a 16″ wheel (−0.3%)
- 235/60R18: 29.1″ tall on an 18″ wheel (+0.3%)
- 225/60R18: 28.6″ tall on an 18″ wheel (−1.4%)
- 255/55R18: 29.0″ tall on an 18″ wheel (+0.1%)
- 235/55R19: 29.2″ tall on a 19″ wheel (+0.5%)
- 255/50R19: 29.0″ tall on a 19″ wheel (+0.0%)
- 255/45R20: 29.0″ tall on a 20″ wheel (+0.0%)
- 245/45R20: 28.7″ tall on a 20″ wheel (−1.2%)
- 265/45R20: 29.4″ tall on a 20″ wheel (+1.2%)
- 275/40R20: 28.7″ tall on a 20″ wheel (−1.3%)
Popular 235/65R17 comparisons
Frequently asked questions
Is 235/65R17 a 29 inch tire?
Yes. 235/65R17 is 29.03 inches tall, so it's sold and talked about as a 29-inch tire.
What size is 235/65R17 in inches?
235/65R17 is 29.0 inches tall (overall diameter), 9.3 inches wide, with a 6.0 inch sidewall, and fits a 17 inch wheel.
What tire size is equivalent to 235/65R17?
No common size on a 17" wheel is within 1.5% of 235/65R17's diameter. Use the calculator above to compare any size.
What rim width fits 235/65R17?
As a rule of thumb, about 6.5–8 inches. The tire maker's spec sheet lists the approved range for each model.
How many revolutions per mile does 235/65R17 make?
About 695 revolutions per mile in theory (circumference 91.2 in). Real tires turn slightly more because they flatten under load.