Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/60-14 | 185/70-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.74 (577.6) | 24.2 (614.6) | 1.46 (37) 6.4% |
| Width inches (mm) | 7.28 (185) | 7.28 (185) | 0 (0) 0% |
| Circum. inches (mm) | 71.44 (1814.58) | 76.02 (1930.82) | 4.58 (116.24) 6.4% |
| Sidewall Height inches (mm) | 4.37 (111) | 5.1 (129.5) | 0.73 (18.5) 16.7% |
| Revolutions per mile (km) | 886.89 (551.09) | 833.5 (517.91) | -53.39 (-33.18) -6% |
185/70-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.28 mph (34.25 km/h) |
| 25 mph (40.23 km/h) | 26.6 mph (42.81 km/h) |
| 30 mph (48.28 km/h) | 31.92 mph (51.37 km/h) |
| 35 mph (56.33 km/h) | 37.24 mph (59.94 km/h) |
| 40 mph (64.37 km/h) | 42.56 mph (68.5 km/h) |
| 45 mph (72.42 km/h) | 47.88 mph (77.06 km/h) |
| 50 mph (80.47 km/h) | 53.2 mph (85.62 km/h) |
| 55 mph (88.51 km/h) | 58.52 mph (94.18 km/h) |
| 60 mph (96.56 km/h) | 63.84 mph (102.75 km/h) |
| 65 mph (104.61 km/h) | 69.16 mph (111.31 km/h) |
| 70 mph (112.65 km/h) | 74.48 mph (119.87 km/h) |
| 75 mph (120.7 km/h) | 79.8 mph (128.43 km/h) |
| 80 mph (128.75 km/h) | 85.12 mph (137 km/h) |
| 85 mph (136.79 km/h) | 90.44 mph (145.56 km/h) |
| 90 mph (144.84 km/h) | 95.77 mph (154.12 km/h) |
| 95 mph (152.89 km/h) | 101.09 mph (162.68 km/h) |
| 100 mph (160.93 km/h) | 106.41 mph (171.24 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2121 | 2464 | 2654 | 2771 | 2897 | 2988 | 3087 | 3204 | 3367 | 3529 | 3710 | 3854 | 4116 | 4405 | 4630 | 4775 | 4856 | 5154 | 5569 | 6472 |
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