285/65R17 tire size in inches
A 285/65R17 tire measures
31.6" tall × 11.2" wide
7.29" sidewall on a 17" wheel. 639 revolutions per mile.
285/65R17 means a tire 285 mm wide, with sidewalls 65% as tall as the tire is wide (185 mm), radial construction (R), for a 17 inch wheel.
285/65R17 specs
| Overall diameter (height) | 31.59 inches (802 mm) |
|---|---|
| Section width | 11.22 inches (285 mm) |
| Sidewall height | 7.29 inches (185 mm) |
| Wheel (rim) diameter | 17 inches |
| Circumference | 99.2 inches (2,520 mm) |
| Revolutions per mile | 639 |
| Revolutions per kilometer | 397 |
| Approximate rim width | 7.5" to 9.0" |
| In inches (flotation style) | 31.6x11.2R17 |
| Aspect ratio | 65% |
Calculated from the size. Real tires differ by brand, model and tread depth, typically by a few tenths of an inch.
Sizes that can replace 285/65R17 on a 17" wheel
These 17" sizes are within 3% of 285/65R17's overall diameter, the range most tire shops treat as interchangeable.
| Size | Diameter | Width | Difference | Real speed at 60 | |
|---|---|---|---|---|---|
| 265/70R17 | 31.61" | 10.43" | +0.1% | 60.0 mph | Compare |
| 245/75R17 | 31.47" | 9.65" | −0.4% | 59.8 mph | Compare |
| 305/60R17 | 31.41" | 12.01" | −0.6% | 59.7 mph | Compare |
| 315/60R17 | 31.88" | 12.40" | +0.9% | 60.6 mph | Compare |
| 255/75R17 | 32.06" | 10.04" | +1.5% | 60.9 mph | Compare |
| 295/65R17 | 32.10" | 11.61" | +1.6% | 61.0 mph | Compare |
| 275/65R17 | 31.07" | 10.83" | −1.6% | 59.0 mph | Compare |
| 255/70R17 | 31.06" | 10.04" | −1.7% | 59.0 mph | Compare |
| 275/70R17 | 32.16" | 10.83" | +1.8% | 61.1 mph | Compare |
| 295/60R17 | 30.94" | 11.61" | −2.1% | 58.8 mph | Compare |
| 235/75R17 | 30.88" | 9.25" | −2.2% | 58.7 mph | Compare |
| 315/55R17 | 30.64" | 12.40" | −3.0% | 58.2 mph | Compare |
Same height on other wheel sizes (plus and minus sizing)
| Size | Wheel | Diameter | Difference | |
|---|---|---|---|---|
| 275/35R24 | 24" | 31.58" | 0.0% | Compare |
| 355/45R19 | 19" | 31.58" | 0.0% | Compare |
| 245/60R20 | 20" | 31.57" | 0.0% | Compare |
| 305/40R22 | 22" | 31.61" | +0.1% | Compare |
| 245/55R21 | 21" | 31.61" | +0.1% | Compare |
| 265/65R18 | 18" | 31.56" | −0.1% | Compare |
| 295/50R20 | 20" | 31.61" | +0.1% | Compare |
| 335/40R21 | 21" | 31.55" | −0.1% | Compare |
| 245/65R19 | 19" | 31.54" | −0.1% | Compare |
| 315/55R18 | 18" | 31.64" | +0.2% | Compare |
| 245/50R22 | 22" | 31.65" | +0.2% | Compare |
| 265/75R16 | 16" | 31.65" | +0.2% | Compare |
One size up or down
- 275/65R17narrower: 31.1" × 10.8"
- 295/65R17wider: 32.1" × 11.6"
- 285/60R17lower profile: 30.5" × 11.2"
- 285/70R17taller sidewall: 32.7" × 11.2"
Compare 285/65R17 with another size
Questions
- How tall is a 285/65R17 tire?
- A 285/65R17 tire is 31.6 inches tall (802 mm), calculated from the size. It is 11.2 inches wide with 7.3 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
- What does 285/65R17 mean?
- 285/65R17 means a tire 285 mm wide, with sidewalls 65% as tall as the tire is wide (185 mm), radial construction (R), for a 17 inch wheel.
- How many revolutions per mile does a 285/65R17 tire make?
- About 639 revolutions per mile, based on a circumference of 99.2 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
- What rim width fits a 285/65R17 tire?
- Roughly 7.5" to 9.0". Check the tire maker's approved rim range for the exact model before buying wheels.
- Can I use 265/70R17 instead of 285/65R17?
- 265/70R17 is +0.02 inches (+0.1%) in overall diameter, so at an indicated 60 mph you would be doing 60.0 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.