215/45R17 tire size in inches
A 215/45R17 tire measures
24.6" tall × 8.5" wide
3.81" sidewall on a 17" wheel. 819 revolutions per mile.
215/45R17 means a tire 215 mm wide, with sidewalls 45% as tall as the tire is wide (97 mm), radial construction (R), for a 17 inch wheel.
215/45R17 specs
| Overall diameter (height) | 24.62 inches (625 mm) |
|---|---|
| Section width | 8.46 inches (215 mm) |
| Sidewall height | 3.81 inches (97 mm) |
| Wheel (rim) diameter | 17 inches |
| Circumference | 77.3 inches (1,964 mm) |
| Revolutions per mile | 819 |
| Revolutions per kilometer | 509 |
| Approximate rim width | 7.0" to 8.5" |
| In inches (flotation style) | 24.6x8.5R17 |
| Aspect ratio | 45% |
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 215/45R17 on a 17" wheel
These 17" sizes are within 3% of 215/45R17's overall diameter, the range most tire shops treat as interchangeable.
| Size | Diameter | Width | Difference | Real speed at 60 | |
|---|---|---|---|---|---|
| 275/35R17 | 24.58" | 10.83" | −0.2% | 59.9 mph | Compare |
| 195/50R17 | 24.68" | 7.68" | +0.2% | 60.1 mph | Compare |
| 245/40R17 | 24.72" | 9.65" | +0.4% | 60.2 mph | Compare |
| 235/40R17 | 24.40" | 9.25" | −0.9% | 59.5 mph | Compare |
| 285/35R17 | 24.85" | 11.22" | +1.0% | 60.6 mph | Compare |
| 265/35R17 | 24.30" | 10.43" | −1.3% | 59.2 mph | Compare |
| 185/50R17 | 24.28" | 7.28" | −1.4% | 59.2 mph | Compare |
| 225/45R17 | 24.97" | 8.86" | +1.4% | 60.9 mph | Compare |
| 205/45R17 | 24.26" | 8.07" | −1.4% | 59.1 mph | Compare |
| 185/55R17 | 25.01" | 7.28" | +1.6% | 61.0 mph | Compare |
| 255/40R17 | 25.03" | 10.04" | +1.7% | 61.0 mph | Compare |
| 205/50R17 | 25.07" | 8.07" | +1.8% | 61.1 mph | Compare |
Same height on other wheel sizes (plus and minus sizing)
| Size | Wheel | Diameter | Difference | |
|---|---|---|---|---|
| 235/25R20 | 20" | 24.63" | 0.0% | Compare |
| 245/55R14 | 14" | 24.61" | 0.0% | Compare |
| 285/25R19 | 19" | 24.61" | 0.0% | Compare |
| 225/60R14 | 14" | 24.63" | 0.0% | Compare |
| 175/70R15 | 15" | 24.65" | +0.1% | Compare |
| 245/50R15 | 15" | 24.65" | +0.1% | Compare |
| 205/35R19 | 19" | 24.65" | +0.1% | Compare |
| 185/80R13 | 13" | 24.65" | +0.1% | Compare |
| 275/40R16 | 16" | 24.66" | +0.2% | Compare |
| 245/60R13 | 13" | 24.57" | −0.2% | Compare |
| 245/45R16 | 16" | 24.68" | +0.3% | Compare |
| 205/60R15 | 15" | 24.69" | +0.3% | Compare |
One size up or down
- 205/45R17narrower: 24.3" × 8.1"
- 225/45R17wider: 25.0" × 8.9"
- 215/40R17lower profile: 23.8" × 8.5"
- 215/50R17taller sidewall: 25.5" × 8.5"
Compare 215/45R17 with another size
Questions
- How tall is a 215/45R17 tire?
- A 215/45R17 tire is 24.6 inches tall (625 mm), calculated from the size. It is 8.5 inches wide with 3.8 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
- What does 215/45R17 mean?
- 215/45R17 means a tire 215 mm wide, with sidewalls 45% as tall as the tire is wide (97 mm), radial construction (R), for a 17 inch wheel.
- How many revolutions per mile does a 215/45R17 tire make?
- About 819 revolutions per mile, based on a circumference of 77.3 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
- What rim width fits a 215/45R17 tire?
- Roughly 7.0" to 8.5". Check the tire maker's approved rim range for the exact model before buying wheels.
- Can I use 275/35R17 instead of 215/45R17?
- 275/35R17 is −0.04 inches (−0.2%) in overall diameter, so at an indicated 60 mph you would be doing 59.9 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.