345/45R22 tire size in inches
A 345/45R22 tire measures
34.2" tall × 13.6" wide
6.11" sidewall on a 22" wheel. 589 revolutions per mile.
345/45R22 means a tire 345 mm wide, with sidewalls 45% as tall as the tire is wide (155 mm), radial construction (R), for a 22 inch wheel.
345/45R22 specs
| Overall diameter (height) | 34.22 inches (869 mm) |
|---|---|
| Section width | 13.58 inches (345 mm) |
| Sidewall height | 6.11 inches (155 mm) |
| Wheel (rim) diameter | 22 inches |
| Circumference | 107.5 inches (2,731 mm) |
| Revolutions per mile | 589 |
| Revolutions per kilometer | 366 |
| Approximate rim width | 11.5" to 13.0" |
| In inches (flotation style) | 34.2x13.6R22 |
| 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 345/45R22 on a 22" wheel
These 22" sizes are within 3% of 345/45R22's overall diameter, the range most tire shops treat as interchangeable.
| Size | Diameter | Width | Difference | Real speed at 60 | |
|---|---|---|---|---|---|
| 285/55R22 | 34.34" | 11.22" | +0.3% | 60.2 mph | Compare |
| 315/50R22 | 34.40" | 12.40" | +0.5% | 60.3 mph | Compare |
| 305/50R22 | 34.01" | 12.01" | −0.6% | 59.6 mph | Compare |
| 275/55R22 | 33.91" | 10.83" | −0.9% | 59.4 mph | Compare |
| 335/45R22 | 33.87" | 13.19" | −1.0% | 59.4 mph | Compare |
| 355/45R22 | 34.58" | 13.98" | +1.0% | 60.6 mph | Compare |
| 295/55R22 | 34.78" | 11.61" | +1.6% | 61.0 mph | Compare |
| 325/50R22 | 34.80" | 12.80" | +1.7% | 61.0 mph | Compare |
| 295/50R22 | 33.61" | 11.61" | −1.8% | 58.9 mph | Compare |
| 325/45R22 | 33.52" | 12.80" | −2.1% | 58.8 mph | Compare |
| 265/55R22 | 33.48" | 10.43" | −2.2% | 58.7 mph | Compare |
| 35x12.50R22 | 35.00" | 12.50" | +2.3% | 61.4 mph | Compare |
Same height on other wheel sizes (plus and minus sizing)
| Size | Wheel | Diameter | Difference | |
|---|---|---|---|---|
| 325/40R24 | 24" | 34.24" | 0.0% | Compare |
| 305/55R21 | 21" | 34.21" | 0.0% | Compare |
| 275/75R18 | 18" | 34.24" | 0.0% | Compare |
| 295/70R18 | 18" | 34.26" | +0.1% | Compare |
| 335/50R21 | 21" | 34.19" | −0.1% | Compare |
| 315/65R18 | 18" | 34.12" | −0.3% | Compare |
| 295/65R19 | 19" | 34.10" | −0.4% | Compare |
| 325/60R19 | 19" | 34.35" | +0.4% | Compare |
| 315/70R17 | 17" | 34.36" | +0.4% | Compare |
| 275/65R20 | 20" | 34.07" | −0.4% | Compare |
| 285/85R15 | 15" | 34.07" | −0.4% | Compare |
| 325/55R20 | 20" | 34.07" | −0.4% | Compare |
One size up or down
- 335/45R22narrower: 33.9" × 13.2"
- 355/45R22wider: 34.6" × 14.0"
- 345/40R22lower profile: 32.9" × 13.6"
- 345/50R22taller sidewall: 35.6" × 13.6"
Compare 345/45R22 with another size
Questions
- How tall is a 345/45R22 tire?
- A 345/45R22 tire is 34.2 inches tall (869 mm), calculated from the size. It is 13.6 inches wide with 6.1 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
- What does 345/45R22 mean?
- 345/45R22 means a tire 345 mm wide, with sidewalls 45% as tall as the tire is wide (155 mm), radial construction (R), for a 22 inch wheel.
- How many revolutions per mile does a 345/45R22 tire make?
- About 589 revolutions per mile, based on a circumference of 107.5 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
- What rim width fits a 345/45R22 tire?
- Roughly 11.5" to 13.0". Check the tire maker's approved rim range for the exact model before buying wheels.
- Can I use 285/55R22 instead of 345/45R22?
- 285/55R22 is +0.12 inches (+0.3%) in overall diameter, so at an indicated 60 mph you would be doing 60.2 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.