Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/75-14 | 185/75-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.33 (618.1) | 24.93 (633.1) | 0.59 (15) 2.4% |
| Width inches (mm) | 6.89 (175) | 7.28 (185) | 0.39 (10) 5.7% |
| Circum. inches (mm) | 76.45 (1941.82) | 78.3 (1988.94) | 1.86 (47.12) 2.4% |
| Sidewall Height inches (mm) | 5.17 (131.25) | 5.46 (138.75) | 0.3 (7.5) 5.7% |
| Revolutions per mile (km) | 828.78 (514.98) | 809.15 (502.78) | -19.64 (-12.2) -2.4% |
185/75-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.49 mph (32.97 km/h) |
| 25 mph (40.23 km/h) | 25.61 mph (41.21 km/h) |
| 30 mph (48.28 km/h) | 30.73 mph (49.45 km/h) |
| 35 mph (56.33 km/h) | 35.85 mph (57.69 km/h) |
| 40 mph (64.37 km/h) | 40.97 mph (65.94 km/h) |
| 45 mph (72.42 km/h) | 46.09 mph (74.18 km/h) |
| 50 mph (80.47 km/h) | 51.21 mph (82.42 km/h) |
| 55 mph (88.51 km/h) | 56.33 mph (90.66 km/h) |
| 60 mph (96.56 km/h) | 61.46 mph (98.9 km/h) |
| 65 mph (104.61 km/h) | 66.58 mph (107.15 km/h) |
| 70 mph (112.65 km/h) | 71.7 mph (115.39 km/h) |
| 75 mph (120.7 km/h) | 76.82 mph (123.63 km/h) |
| 80 mph (128.75 km/h) | 81.94 mph (131.87 km/h) |
| 85 mph (136.79 km/h) | 87.06 mph (140.11 km/h) |
| 90 mph (144.84 km/h) | 92.18 mph (148.36 km/h) |
| 95 mph (152.89 km/h) | 97.31 mph (156.6 km/h) |
| 100 mph (160.93 km/h) | 102.43 mph (164.84 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2059 | 2392 | 2576 | 2690 | 2813 | 2900 | 2997 | 3111 | 3268 | 3426 | 3601 | 3741 | 3996 | 4276 | 4495 | 4635 | 4714 | 5003 | 5406 | 6283 |
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