Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/25-23 | 380/70-24 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.2 (741.7) | 44.94 (1141.6) | 15.74 (399.9) 53.9% |
| Width inches (mm) | 12.4 (315) | 14.96 (380) | 2.56 (65) 20.6% |
| Circum. inches (mm) | 91.74 (2330.12) | 141.2 (3586.44) | 49.46 (1256.32) 53.9% |
| Sidewall Height inches (mm) | 3.1 (78.75) | 10.47 (266) | 7.37 (187.25) 237.8% |
| Revolutions per mile (km) | 690.67 (429.16) | 448.73 (278.83) | -241.94 (-150.33) -35% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 30.78 mph (49.54 km/h) |
| 25 mph (40.23 km/h) | 38.48 mph (61.93 km/h) |
| 30 mph (48.28 km/h) | 46.18 mph (74.31 km/h) |
| 35 mph (56.33 km/h) | 53.87 mph (86.7 km/h) |
| 40 mph (64.37 km/h) | 61.57 mph (99.08 km/h) |
| 45 mph (72.42 km/h) | 69.26 mph (111.47 km/h) |
| 50 mph (80.47 km/h) | 76.96 mph (123.85 km/h) |
| 55 mph (88.51 km/h) | 84.65 mph (136.24 km/h) |
| 60 mph (96.56 km/h) | 92.35 mph (148.62 km/h) |
| 65 mph (104.61 km/h) | 100.05 mph (161.01 km/h) |
| 70 mph (112.65 km/h) | 107.74 mph (173.39 km/h) |
| 75 mph (120.7 km/h) | 115.44 mph (185.78 km/h) |
| 80 mph (128.75 km/h) | 123.13 mph (198.16 km/h) |
| 85 mph (136.79 km/h) | 130.83 mph (210.55 km/h) |
| 90 mph (144.84 km/h) | 138.53 mph (222.93 km/h) |
| 95 mph (152.89 km/h) | 146.22 mph (235.32 km/h) |
| 100 mph (160.93 km/h) | 153.92 mph (247.71 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
