Home › 17" tire sizes › 285/75R17
285/75R17 tire size in inches
285/75R17 is 33.83" tall and 11.22" wide, and fits a 17" rim. In flotation (inch) sizing that is roughly 33.8x11.2R17.
285/75R17 dimensions
| Measurement | Inches | Metric |
|---|---|---|
| Overall diameter (height) | 33.83" | 859 mm |
| Section width | 11.22" | 285 mm |
| Sidewall height | 8.42" | 213.8 mm |
| Rim diameter | 17" | 431.8 mm |
| Circumference | 106.3" | 2700 mm |
| Revolutions per mile | 596 | |
| Aspect ratio | 75% (sidewall is 75% of the width) | |
Drawn to scale
Among the 124 sizes for 17" wheels on this site, 285/75R17 is #99 by height (shortest: 205/40R17, tallest: 385/70R17).
What people compare 285/75R17 with
Real comparisons drivers search for, worked out against 285/75R17:
| Compared size | Height | Width | Sidewall | Speedo at true 60 |
|---|---|---|---|---|
| 285/70R17 | -1.12" (-3.31%) | 0.00" | -0.57" | 62.1 mph |
| 295/70R17 | -0.57" (-1.68%) | +0.39" | -0.29" | 61 mph |
| 265/70R17 | -2.22" (-6.56%) | -0.79" | -1.12" | 64.2 mph |
| 315/70R17 | +0.53" (+1.57%) | +1.18" | +0.26" | 59.1 mph |
| 305/70R17 | -0.02" (-0.06%) | +0.79" | -0.01" | 60 mph |
| 275/70R18 | -0.67" (-1.98%) | -0.39" | -0.84" | 61.2 mph |
| 255/80R17 | -0.77" (-2.28%) | -1.18" | -0.39" | 61.4 mph |
| 245/75R17 | -2.36" (-6.98%) | -1.57" | -1.19" | 64.5 mph |
How the 285/75R17 numbers are worked out
The size code reads as 285 mm section width, 75% aspect ratio, R for radial construction and 17-inch wheel.
- Sidewall = 285 × 75% = 213.8 mm = 8.42"
- Diameter = 17" + 2 × 8.42" = 33.83"
- Circumference = π × 33.83" = 106.3"
- Revs per mile = 63,360" ÷ 106.3" = 596
Sizes that can replace 285/75R17 on a 17" wheel
Within 3% of 33.83". Last column: speedometer reading at a true 60 mph.
| Size | Diameter | Width | Difference | Speedo at true 60 mph |
|---|---|---|---|---|
| 305/70R17 | 33.81" | 12.01" | -0.06% | 60 mph |
| 265/80R17 | 33.69" | 10.43" | -0.41% | 60.2 mph |
| 325/65R17 | 33.63" | 12.80" | -0.59% | 60.4 mph |
| 255/85R17 | 34.07" | 10.04" | +0.71% | 59.6 mph |
| 280/75R17 | 33.54" | 11.02" | -0.86% | 60.5 mph |
| 300/70R17 | 33.54" | 11.81" | -0.86% | 60.5 mph |
| 245/85R17 | 33.40" | 9.65" | -1.27% | 60.8 mph |
| 275/80R17 | 34.32" | 10.83" | +1.45% | 59.1 mph |
| 315/70R17 | 34.36" | 12.40" | +1.57% | 59.1 mph |
| 295/70R17 | 33.26" | 11.61" | -1.68% | 61 mph |
| 295/75R17 | 34.42" | 11.61" | +1.74% | 59 mph |
| 275/75R17 | 33.24" | 10.83" | -1.74% | 61.1 mph |
One size wider or narrower
Same height on a different wheel size
- 315/75R15 15" (-0.68%)
- 325/75R15 15" (+1.06%)
- 325/70R16 16" (+0.24%)
- 265/85R16 16" (-0.27%)
- 285/80R16 16" (+0.35%)
- 305/75R16 16" (+0.53%)
- 295/75R16 16" (-1.21%)
- 315/70R16 16" (-1.39%)
- 275/80R16 16" (-1.51%)
- 275/85R16 16" (+1.71%)
Questions about 285/75R17
How tall is a 285/75R17 tire in inches?
A 285/75R17 tire is 33.83 inches (859 mm) tall: the 17-inch rim plus two sidewalls of 8.42 inches each.
Is 285/75R17 a 34 inch tire?
Yes. At 33.83 inches tall it is commonly called a 34-inch tire.
How many revolutions per mile does a 285/75R17 make?
About 596 revolutions per mile, based on a calculated circumference of 106.3 inches.
What size can replace 285/75R17?
305/70R17 is the closest match on a 17" rim (-0.06% height). Check load index, speed rating and clearance first.
Compare 285/75R17 against any other size with the tire size calculator.