325/55R19 tire size in inches
A 325/55R19 tire measures
33.1" tall × 12.8" wide
7.04" sidewall on a 19" wheel. 610 revolutions per mile.
325/55R19 means a tire 325 mm wide, with sidewalls 55% as tall as the tire is wide (179 mm), radial construction (R), for a 19 inch wheel.
325/55R19 specs
| Overall diameter (height) | 33.07 inches (840 mm) |
|---|---|
| Section width | 12.80 inches (325 mm) |
| Sidewall height | 7.04 inches (179 mm) |
| Wheel (rim) diameter | 19 inches |
| Circumference | 103.9 inches (2,639 mm) |
| Revolutions per mile | 610 |
| Revolutions per kilometer | 379 |
| Approximate rim width | 9.5" to 11.0" |
| In inches (flotation style) | 33.1x12.8R19 |
| 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 325/55R19 on a 19" wheel
These 19" sizes are within 3% of 325/55R19's overall diameter, the range most tire shops treat as interchangeable.
| Size | Diameter | Width | Difference | Real speed at 60 | |
|---|---|---|---|---|---|
| 275/65R19 | 33.07" | 10.83" | 0.0% | 60.0 mph | Compare |
| 355/50R19 | 32.98" | 13.98" | −0.3% | 59.8 mph | Compare |
| 295/60R19 | 32.94" | 11.61" | −0.4% | 59.8 mph | Compare |
| 305/60R19 | 33.41" | 12.01" | +1.0% | 60.6 mph | Compare |
| 315/55R19 | 32.64" | 12.40" | −1.3% | 59.2 mph | Compare |
| 335/55R19 | 33.51" | 13.19" | +1.3% | 60.8 mph | Compare |
| 345/50R19 | 32.58" | 13.58" | −1.5% | 59.1 mph | Compare |
| 265/65R19 | 32.56" | 10.43" | −1.5% | 59.1 mph | Compare |
| 285/65R19 | 33.59" | 11.22" | +1.5% | 60.9 mph | Compare |
| 285/60R19 | 32.46" | 11.22" | −1.8% | 58.9 mph | Compare |
| 315/60R19 | 33.88" | 12.40" | +2.4% | 61.5 mph | Compare |
| 305/55R19 | 32.21" | 12.01" | −2.6% | 58.4 mph | Compare |
Same height on other wheel sizes (plus and minus sizing)
| Size | Wheel | Diameter | Difference | |
|---|---|---|---|---|
| 255/85R16 | 16" | 33.07" | 0.0% | Compare |
| 255/75R18 | 18" | 33.06" | 0.0% | Compare |
| 255/65R20 | 20" | 33.05" | −0.1% | Compare |
| 295/65R18 | 18" | 33.10" | +0.1% | Compare |
| 255/55R22 | 22" | 33.04" | −0.1% | Compare |
| 315/65R17 | 17" | 33.12" | +0.1% | Compare |
| 305/50R21 | 21" | 33.01" | −0.2% | Compare |
| 33x12.50R15 | 15" | 33.00" | −0.2% | Compare |
| 33x12.50R16 | 16" | 33.00" | −0.2% | Compare |
| 33x12.50R17 | 17" | 33.00" | −0.2% | Compare |
| 33x12.50R18 | 18" | 33.00" | −0.2% | Compare |
| 33x12.50R20 | 20" | 33.00" | −0.2% | Compare |
One size up or down
- 315/55R19narrower: 32.6" × 12.4"
- 335/55R19wider: 33.5" × 13.2"
- 325/50R19lower profile: 31.8" × 12.8"
- 325/60R19taller sidewall: 34.4" × 12.8"
Compare 325/55R19 with another size
Questions
- How tall is a 325/55R19 tire?
- A 325/55R19 tire is 33.1 inches tall (840 mm), calculated from the size. It is 12.8 inches wide with 7.0 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
- What does 325/55R19 mean?
- 325/55R19 means a tire 325 mm wide, with sidewalls 55% as tall as the tire is wide (179 mm), radial construction (R), for a 19 inch wheel.
- How many revolutions per mile does a 325/55R19 tire make?
- About 610 revolutions per mile, based on a circumference of 103.9 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
- What rim width fits a 325/55R19 tire?
- Roughly 9.5" to 11.0". Check the tire maker's approved rim range for the exact model before buying wheels.
- Can I use 275/65R19 instead of 325/55R19?
- 275/65R19 is 0.00 inches (0.0%) 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.