345/55R19 tire size in inches
A 345/55R19 tire measures
33.9" tall × 13.6" wide
7.47" sidewall on a 19" wheel. 594 revolutions per mile.
345/55R19 means a tire 345 mm wide, with sidewalls 55% as tall as the tire is wide (190 mm), radial construction (R), for a 19 inch wheel.
345/55R19 specs
| Overall diameter (height) | 33.94 inches (862 mm) |
|---|---|
| Section width | 13.58 inches (345 mm) |
| Sidewall height | 7.47 inches (190 mm) |
| Wheel (rim) diameter | 19 inches |
| Circumference | 106.6 inches (2,708 mm) |
| Revolutions per mile | 594 |
| Revolutions per kilometer | 369 |
| Approximate rim width | 10.0" to 11.5" |
| In inches (flotation style) | 33.9x13.6R19 |
| Aspect ratio | 55% |
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 345/55R19 on a 19" wheel
These 19" sizes are within 3% of 345/55R19's overall diameter, the range most tire shops treat as interchangeable.
| Size | Diameter | Width | Difference | Real speed at 60 | |
|---|---|---|---|---|---|
| 315/60R19 | 33.88" | 12.40" | −0.2% | 59.9 mph | Compare |
| 295/65R19 | 34.10" | 11.61" | +0.5% | 60.3 mph | Compare |
| 285/65R19 | 33.59" | 11.22" | −1.0% | 59.4 mph | Compare |
| 325/60R19 | 34.35" | 12.80" | +1.2% | 60.7 mph | Compare |
| 335/55R19 | 33.51" | 13.19" | −1.3% | 59.2 mph | Compare |
| 355/55R19 | 34.37" | 13.98" | +1.3% | 60.8 mph | Compare |
| 305/60R19 | 33.41" | 12.01" | −1.6% | 59.1 mph | Compare |
| 305/65R19 | 34.61" | 12.01" | +2.0% | 61.2 mph | Compare |
| 275/65R19 | 33.07" | 10.83" | −2.6% | 58.5 mph | Compare |
| 325/55R19 | 33.07" | 12.80" | −2.6% | 58.5 mph | Compare |
| 335/60R19 | 34.83" | 13.19" | +2.6% | 61.6 mph | Compare |
| 355/50R19 | 32.98" | 13.98" | −2.8% | 58.3 mph | Compare |
Same height on other wheel sizes (plus and minus sizing)
| Size | Wheel | Diameter | Difference | |
|---|---|---|---|---|
| 295/60R20 | 20" | 33.94" | 0.0% | Compare |
| 285/80R16 | 16" | 33.95" | 0.0% | Compare |
| 315/40R24 | 24" | 33.92" | −0.1% | Compare |
| 275/55R22 | 22" | 33.91" | −0.1% | Compare |
| 355/50R20 | 20" | 33.98" | +0.1% | Compare |
| 305/50R22 | 22" | 34.01" | +0.2% | Compare |
| 335/45R22 | 22" | 33.87" | −0.2% | Compare |
| 285/75R17 | 17" | 33.83" | −0.3% | Compare |
| 335/60R18 | 18" | 33.83" | −0.3% | Compare |
| 305/70R17 | 17" | 33.81" | −0.4% | Compare |
| 275/65R20 | 20" | 34.07" | +0.4% | Compare |
| 285/85R15 | 15" | 34.07" | +0.4% | Compare |
One size up or down
- 335/55R19narrower: 33.5" × 13.2"
- 355/55R19wider: 34.4" × 14.0"
- 345/50R19lower profile: 32.6" × 13.6"
- 345/60R19taller sidewall: 35.3" × 13.6"
Compare 345/55R19 with another size
Questions
- How tall is a 345/55R19 tire?
- A 345/55R19 tire is 33.9 inches tall (862 mm), calculated from the size. It is 13.6 inches wide with 7.5 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
- What does 345/55R19 mean?
- 345/55R19 means a tire 345 mm wide, with sidewalls 55% as tall as the tire is wide (190 mm), radial construction (R), for a 19 inch wheel.
- How many revolutions per mile does a 345/55R19 tire make?
- About 594 revolutions per mile, based on a circumference of 106.6 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
- What rim width fits a 345/55R19 tire?
- Roughly 10.0" to 11.5". Check the tire maker's approved rim range for the exact model before buying wheels.
- Can I use 315/60R19 instead of 345/55R19?
- 315/60R19 is −0.06 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.