Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/60-14 | 185/75-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.74 (577.6) | 24.93 (633.1) | 2.19 (55.5) 9.6% |
| Width inches (mm) | 7.28 (185) | 7.28 (185) | 0 (0) 0% |
| Circum. inches (mm) | 71.44 (1814.58) | 78.3 (1988.94) | 6.86 (174.36) 9.6% |
| Sidewall Height inches (mm) | 4.37 (111) | 5.46 (138.75) | 1.09 (27.75) 25% |
| Revolutions per mile (km) | 886.89 (551.09) | 809.15 (502.78) | -77.75 (-48.31) -8.8% |
185/75-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.92 mph (35.28 km/h) |
| 25 mph (40.23 km/h) | 27.4 mph (44.1 km/h) |
| 30 mph (48.28 km/h) | 32.88 mph (52.92 km/h) |
| 35 mph (56.33 km/h) | 38.36 mph (61.74 km/h) |
| 40 mph (64.37 km/h) | 43.84 mph (70.56 km/h) |
| 45 mph (72.42 km/h) | 49.32 mph (79.38 km/h) |
| 50 mph (80.47 km/h) | 54.8 mph (88.2 km/h) |
| 55 mph (88.51 km/h) | 60.28 mph (97.02 km/h) |
| 60 mph (96.56 km/h) | 65.77 mph (105.84 km/h) |
| 65 mph (104.61 km/h) | 71.25 mph (114.66 km/h) |
| 70 mph (112.65 km/h) | 76.73 mph (123.48 km/h) |
| 75 mph (120.7 km/h) | 82.21 mph (132.3 km/h) |
| 80 mph (128.75 km/h) | 87.69 mph (141.12 km/h) |
| 85 mph (136.79 km/h) | 93.17 mph (149.94 km/h) |
| 90 mph (144.84 km/h) | 98.65 mph (158.76 km/h) |
| 95 mph (152.89 km/h) | 104.13 mph (167.58 km/h) |
| 100 mph (160.93 km/h) | 109.61 mph (176.4 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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