Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/60-16 | 31/10.5-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.52 (724.4) | 30.98 (786.84) | 2.46 (62.44) 8.6% |
| Width inches (mm) | 10.43 (265) | 10.51 (267) | 0.08 (2) 0.8% |
| Circum. inches (mm) | 89.6 (2275.77) | 97.32 (2471.93) | 7.72 (196.16) 8.6% |
| Sidewall Height inches (mm) | 6.26 (159) | 7.99 (202.92) | 1.73 (43.92) 27.6% |
| Revolutions per mile (km) | 707.16 (439.41) | 651.05 (404.54) | -56.12 (-34.87) -7.9% |
31/10.5-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.72 mph (34.96 km/h) |
| 25 mph (40.23 km/h) | 27.15 mph (43.7 km/h) |
| 30 mph (48.28 km/h) | 32.59 mph (52.44 km/h) |
| 35 mph (56.33 km/h) | 38.02 mph (61.18 km/h) |
| 40 mph (64.37 km/h) | 43.45 mph (69.92 km/h) |
| 45 mph (72.42 km/h) | 48.88 mph (78.66 km/h) |
| 50 mph (80.47 km/h) | 54.31 mph (87.4 km/h) |
| 55 mph (88.51 km/h) | 59.74 mph (96.14 km/h) |
| 60 mph (96.56 km/h) | 65.17 mph (104.88 km/h) |
| 65 mph (104.61 km/h) | 70.6 mph (113.62 km/h) |
| 70 mph (112.65 km/h) | 76.03 mph (122.36 km/h) |
| 75 mph (120.7 km/h) | 81.46 mph (131.1 km/h) |
| 80 mph (128.75 km/h) | 86.9 mph (139.85 km/h) |
| 85 mph (136.79 km/h) | 92.33 mph (148.59 km/h) |
| 90 mph (144.84 km/h) | 97.76 mph (157.33 km/h) |
| 95 mph (152.89 km/h) | 103.19 mph (166.07 km/h) |
| 100 mph (160.93 km/h) | 108.62 mph (174.81 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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