Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/25-23 | 375/50-24 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.2 (741.7) | 38.76 (984.6) | 9.56 (242.9) 32.7% |
| Width inches (mm) | 12.4 (315) | 14.76 (375) | 2.36 (60) 19% |
| Circum. inches (mm) | 91.74 (2330.12) | 121.78 (3093.21) | 30.04 (763.09) 32.7% |
| Sidewall Height inches (mm) | 3.1 (78.75) | 7.38 (187.5) | 4.28 (108.75) 138.1% |
| Revolutions per mile (km) | 690.67 (429.16) | 520.28 (323.29) | -170.39 (-105.87) -24.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.55 mph (42.73 km/h) |
| 25 mph (40.23 km/h) | 33.19 mph (53.41 km/h) |
| 30 mph (48.28 km/h) | 39.82 mph (64.09 km/h) |
| 35 mph (56.33 km/h) | 46.46 mph (74.77 km/h) |
| 40 mph (64.37 km/h) | 53.1 mph (85.46 km/h) |
| 45 mph (72.42 km/h) | 59.74 mph (96.14 km/h) |
| 50 mph (80.47 km/h) | 66.37 mph (106.82 km/h) |
| 55 mph (88.51 km/h) | 73.01 mph (117.5 km/h) |
| 60 mph (96.56 km/h) | 79.65 mph (128.18 km/h) |
| 65 mph (104.61 km/h) | 86.29 mph (138.87 km/h) |
| 70 mph (112.65 km/h) | 92.92 mph (149.55 km/h) |
| 75 mph (120.7 km/h) | 99.56 mph (160.23 km/h) |
| 80 mph (128.75 km/h) | 106.2 mph (170.91 km/h) |
| 85 mph (136.79 km/h) | 112.84 mph (181.59 km/h) |
| 90 mph (144.84 km/h) | 119.47 mph (192.28 km/h) |
| 95 mph (152.89 km/h) | 126.11 mph (202.96 km/h) |
| 100 mph (160.93 km/h) | 132.75 mph (213.64 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1324 | 1538 | 1656 | 1730 | 1809 | 1865 | 1927 | 2000 | 2102 | 2203 | 2316 | 2406 | 2569 | 2749 | 2890 | 2980 | 3031 | 3217 | 3476 | 4040 |
Better Fuel Economy Factory Ratios Increased Power
