185/65R13 tire size in inches
A 185/65R13 tire measures
22.5" tall × 7.3" wide
4.73" sidewall on a 13" wheel. 898 revolutions per mile.
185/65R13 means a tire 185 mm wide, with sidewalls 65% as tall as the tire is wide (120 mm), radial construction (R), for a 13 inch wheel.
185/65R13 specs
| Overall diameter (height) | 22.47 inches (571 mm) |
|---|---|
| Section width | 7.28 inches (185 mm) |
| Sidewall height | 4.73 inches (120 mm) |
| Wheel (rim) diameter | 13 inches |
| Circumference | 70.6 inches (1,793 mm) |
| Revolutions per mile | 898 |
| Revolutions per kilometer | 558 |
| Approximate rim width | 5.0" to 6.5" |
| In inches (flotation style) | 22.5x7.3R13 |
| 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 185/65R13 on a 13" wheel
These 13" sizes are within 3% of 185/65R13's overall diameter, the range most tire shops treat as interchangeable.
| Size | Diameter | Width | Difference | Real speed at 60 | |
|---|---|---|---|---|---|
| 175/70R13 | 22.65" | 6.89" | +0.8% | 60.5 mph | Compare |
| 205/60R13 | 22.69" | 8.07" | +1.0% | 60.6 mph | Compare |
| 145/85R13 | 22.70" | 5.71" | +1.1% | 60.6 mph | Compare |
| 195/60R13 | 22.21" | 7.68" | −1.1% | 59.3 mph | Compare |
| 165/75R13 | 22.74" | 6.50" | +1.2% | 60.7 mph | Compare |
| 155/80R13 | 22.76" | 6.10" | +1.3% | 60.8 mph | Compare |
| 155/75R13 | 22.15" | 6.10" | −1.4% | 59.2 mph | Compare |
| 145/80R13 | 22.13" | 5.71" | −1.5% | 59.1 mph | Compare |
| 165/70R13 | 22.09" | 6.50" | −1.7% | 59.0 mph | Compare |
| 195/65R13 | 22.98" | 7.68" | +2.3% | 61.4 mph | Compare |
Same height on other wheel sizes (plus and minus sizing)
| Size | Wheel | Diameter | Difference | |
|---|---|---|---|---|
| 205/40R16 | 16" | 22.46" | −0.1% | Compare |
| 165/65R14 | 14" | 22.44" | −0.1% | Compare |
| 195/55R14 | 14" | 22.44" | −0.1% | Compare |
| 155/70R14 | 14" | 22.54" | +0.3% | Compare |
| 185/45R16 | 16" | 22.56" | +0.4% | Compare |
| 195/35R17 | 17" | 22.37" | −0.4% | Compare |
| 175/55R15 | 15" | 22.58" | +0.5% | Compare |
| 215/45R15 | 15" | 22.62" | +0.7% | Compare |
| 205/35R17 | 17" | 22.65" | +0.8% | Compare |
| 185/50R15 | 15" | 22.28" | −0.8% | Compare |
| 175/60R14 | 14" | 22.27" | −0.9% | Compare |
| 205/45R15 | 15" | 22.26" | −0.9% | Compare |
One size up or down
Compare 185/65R13 with another size
Questions
- How tall is a 185/65R13 tire?
- A 185/65R13 tire is 22.5 inches tall (571 mm), calculated from the size. It is 7.3 inches wide with 4.7 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
- What does 185/65R13 mean?
- 185/65R13 means a tire 185 mm wide, with sidewalls 65% as tall as the tire is wide (120 mm), radial construction (R), for a 13 inch wheel.
- How many revolutions per mile does a 185/65R13 tire make?
- About 898 revolutions per mile, based on a circumference of 70.6 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
- What rim width fits a 185/65R13 tire?
- Roughly 5.0" to 6.5". Check the tire maker's approved rim range for the exact model before buying wheels.
- Can I use 175/70R13 instead of 185/65R13?
- 175/70R13 is +0.18 inches (+0.8%) in overall diameter, so at an indicated 60 mph you would be doing 60.5 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.