Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/50-15 | 31/10.5-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.61 (676) | 30.98 (786.84) | 4.36 (110.84) 16.4% |
| Width inches (mm) | 11.61 (295) | 10.51 (267) | -1.1 (-28) -9.5% |
| Circum. inches (mm) | 83.61 (2123.72) | 97.32 (2471.93) | 13.71 (348.21) 16.4% |
| Sidewall Height inches (mm) | 5.81 (147.5) | 7.99 (202.92) | 2.18 (55.42) 37.6% |
| Revolutions per mile (km) | 757.8 (470.87) | 651.05 (404.54) | -106.75 (-66.33) -14.1% |
31/10.5-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.28 mph (37.46 km/h) |
| 25 mph (40.23 km/h) | 29.1 mph (46.83 km/h) |
| 30 mph (48.28 km/h) | 34.92 mph (56.2 km/h) |
| 35 mph (56.33 km/h) | 40.74 mph (65.56 km/h) |
| 40 mph (64.37 km/h) | 46.56 mph (74.93 km/h) |
| 45 mph (72.42 km/h) | 52.38 mph (84.3 km/h) |
| 50 mph (80.47 km/h) | 58.2 mph (93.66 km/h) |
| 55 mph (88.51 km/h) | 64.02 mph (103.03 km/h) |
| 60 mph (96.56 km/h) | 69.84 mph (112.39 km/h) |
| 65 mph (104.61 km/h) | 75.66 mph (121.76 km/h) |
| 70 mph (112.65 km/h) | 81.48 mph (131.13 km/h) |
| 75 mph (120.7 km/h) | 87.3 mph (140.49 km/h) |
| 80 mph (128.75 km/h) | 93.12 mph (149.86 km/h) |
| 85 mph (136.79 km/h) | 98.94 mph (159.22 km/h) |
| 90 mph (144.84 km/h) | 104.76 mph (168.59 km/h) |
| 95 mph (152.89 km/h) | 110.58 mph (177.96 km/h) |
| 100 mph (160.93 km/h) | 116.4 mph (187.32 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1657 | 1925 | 2073 | 2164 | 2263 | 2334 | 2411 | 2503 | 2630 | 2757 | 2898 | 3010 | 3215 | 3440 | 3617 | 3730 | 3793 | 4026 | 4350 | 5055 |
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