155/85R14 tire size in inches
A 155/85R14 tire measures
24.4" tall × 6.1" wide
5.19" sidewall on a 14" wheel. 827 revolutions per mile.
155/85R14 means a tire 155 mm wide, with sidewalls 85% as tall as the tire is wide (132 mm), radial construction (R), for a 14 inch wheel.
155/85R14 specs
| Overall diameter (height) | 24.37 inches (619 mm) |
|---|---|
| Section width | 6.10 inches (155 mm) |
| Sidewall height | 5.19 inches (132 mm) |
| Wheel (rim) diameter | 14 inches |
| Circumference | 76.6 inches (1,945 mm) |
| Revolutions per mile | 827 |
| Revolutions per kilometer | 514 |
| Approximate rim width | 4.0" to 5.5" |
| In inches (flotation style) | 24.4x6.1R14 |
| Aspect ratio | 85% |
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 155/85R14 on a 14" wheel
These 14" sizes are within 3% of 155/85R14's overall diameter, the range most tire shops treat as interchangeable.
| Size | Diameter | Width | Difference | Real speed at 60 | |
|---|---|---|---|---|---|
| 165/80R14 | 24.39" | 6.50" | +0.1% | 60.0 mph | Compare |
| 175/75R14 | 24.33" | 6.89" | −0.2% | 59.9 mph | Compare |
| 205/65R14 | 24.49" | 8.07" | +0.5% | 60.3 mph | Compare |
| 185/70R14 | 24.20" | 7.28" | −0.7% | 59.6 mph | Compare |
| 235/55R14 | 24.18" | 9.25" | −0.8% | 59.5 mph | Compare |
| 215/60R14 | 24.16" | 8.46" | −0.9% | 59.5 mph | Compare |
| 245/55R14 | 24.61" | 9.65" | +1.0% | 60.6 mph | Compare |
| 225/60R14 | 24.63" | 8.86" | +1.0% | 60.6 mph | Compare |
| 195/70R14 | 24.75" | 7.68" | +1.5% | 60.9 mph | Compare |
| 195/65R14 | 23.98" | 7.68" | −1.6% | 59.0 mph | Compare |
| 185/75R14 | 24.93" | 7.28" | +2.3% | 61.4 mph | Compare |
| 155/80R14 | 23.76" | 6.10" | −2.5% | 58.5 mph | Compare |
Same height on other wheel sizes (plus and minus sizing)
| Size | Wheel | Diameter | Difference | |
|---|---|---|---|---|
| 265/45R15 | 15" | 24.39" | +0.1% | Compare |
| 235/40R17 | 17" | 24.40" | +0.1% | Compare |
| 265/40R16 | 16" | 24.35" | −0.1% | Compare |
| 275/25R19 | 19" | 24.41" | +0.2% | Compare |
| 235/45R16 | 16" | 24.33" | −0.2% | Compare |
| 225/25R20 | 20" | 24.43" | +0.2% | Compare |
| 225/30R19 | 19" | 24.31" | −0.2% | Compare |
| 215/55R15 | 15" | 24.31" | −0.3% | Compare |
| 195/55R16 | 16" | 24.44" | +0.3% | Compare |
| 265/35R17 | 17" | 24.30" | −0.3% | Compare |
| 205/70R13 | 13" | 24.30" | −0.3% | Compare |
| 205/40R18 | 18" | 24.46" | +0.3% | Compare |
One size up or down
Compare 155/85R14 with another size
Questions
- How tall is a 155/85R14 tire?
- A 155/85R14 tire is 24.4 inches tall (619 mm), calculated from the size. It is 6.1 inches wide with 5.2 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
- What does 155/85R14 mean?
- 155/85R14 means a tire 155 mm wide, with sidewalls 85% as tall as the tire is wide (132 mm), radial construction (R), for a 14 inch wheel.
- How many revolutions per mile does a 155/85R14 tire make?
- About 827 revolutions per mile, based on a circumference of 76.6 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
- What rim width fits a 155/85R14 tire?
- Roughly 4.0" to 5.5". Check the tire maker's approved rim range for the exact model before buying wheels.
- Can I use 165/80R14 instead of 155/85R14?
- 165/80R14 is +0.02 inches (+0.1%) 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.