Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 115/70-14 | 175/55-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.34 (516.6) | 23.58 (598.9) | 3.24 (82.3) 15.9% |
| Width inches (mm) | 4.53 (115) | 6.89 (175) | 2.36 (60) 52.2% |
| Circum. inches (mm) | 63.9 (1622.95) | 74.07 (1881.5) | 10.18 (258.55) 15.9% |
| Sidewall Height inches (mm) | 3.17 (80.5) | 3.79 (96.25) | 0.62 (15.75) 19.6% |
| Revolutions per mile (km) | 991.62 (616.16) | 855.35 (531.49) | -136.27 (-84.67) -13.7% |
175/55-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.19 mph (37.31 km/h) |
| 25 mph (40.23 km/h) | 28.98 mph (46.64 km/h) |
| 30 mph (48.28 km/h) | 34.78 mph (55.97 km/h) |
| 35 mph (56.33 km/h) | 40.58 mph (65.3 km/h) |
| 40 mph (64.37 km/h) | 46.37 mph (74.63 km/h) |
| 45 mph (72.42 km/h) | 52.17 mph (83.96 km/h) |
| 50 mph (80.47 km/h) | 57.97 mph (93.29 km/h) |
| 55 mph (88.51 km/h) | 63.76 mph (102.62 km/h) |
| 60 mph (96.56 km/h) | 69.56 mph (111.94 km/h) |
| 65 mph (104.61 km/h) | 75.36 mph (121.27 km/h) |
| 70 mph (112.65 km/h) | 81.15 mph (130.6 km/h) |
| 75 mph (120.7 km/h) | 86.95 mph (139.93 km/h) |
| 80 mph (128.75 km/h) | 92.74 mph (149.26 km/h) |
| 85 mph (136.79 km/h) | 98.54 mph (158.59 km/h) |
| 90 mph (144.84 km/h) | 104.34 mph (167.92 km/h) |
| 95 mph (152.89 km/h) | 110.13 mph (177.24 km/h) |
| 100 mph (160.93 km/h) | 115.93 mph (186.57 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2177 | 2529 | 2723 | 2844 | 2973 | 3066 | 3168 | 3288 | 3455 | 3622 | 3807 | 3955 | 4224 | 4520 | 4752 | 4900 | 4983 | 5289 | 5715 | 6641 |
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