Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/95-24 | 31/10.5-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 48.31 (1227.1) | 30.98 (786.84) | -17.33 (-440.26) -35.9% |
| Width inches (mm) | 12.8 (325) | 10.51 (267) | -2.28 (-58) -17.8% |
| Circum. inches (mm) | 151.77 (3855.05) | 97.32 (2471.93) | -54.45 (-1383.12) -35.9% |
| Sidewall Height inches (mm) | 12.16 (308.75) | 7.99 (202.92) | -4.17 (-105.83) -34.3% |
| Revolutions per mile (km) | 417.46 (259.4) | 651.05 (404.54) | 233.58 (145.14) 56% |
31/10.5-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 12.82 mph (20.64 km/h) |
| 25 mph (40.23 km/h) | 16.03 mph (25.8 km/h) |
| 30 mph (48.28 km/h) | 19.24 mph (30.96 km/h) |
| 35 mph (56.33 km/h) | 22.44 mph (36.12 km/h) |
| 40 mph (64.37 km/h) | 25.65 mph (41.28 km/h) |
| 45 mph (72.42 km/h) | 28.85 mph (46.44 km/h) |
| 50 mph (80.47 km/h) | 32.06 mph (51.6 km/h) |
| 55 mph (88.51 km/h) | 35.27 mph (56.76 km/h) |
| 60 mph (96.56 km/h) | 38.47 mph (61.92 km/h) |
| 65 mph (104.61 km/h) | 41.68 mph (67.08 km/h) |
| 70 mph (112.65 km/h) | 44.89 mph (72.24 km/h) |
| 75 mph (120.7 km/h) | 48.09 mph (77.4 km/h) |
| 80 mph (128.75 km/h) | 51.3 mph (82.56 km/h) |
| 85 mph (136.79 km/h) | 54.5 mph (87.72 km/h) |
| 90 mph (144.84 km/h) | 57.71 mph (92.87 km/h) |
| 95 mph (152.89 km/h) | 60.92 mph (98.03 km/h) |
| 100 mph (160.93 km/h) | 64.12 mph (103.19 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 |
Better Fuel Economy Factory Ratios Increased Power
