Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/25-23 | 315/30-24 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.2 (741.7) | 31.44 (798.6) | 2.24 (56.9) 7.7% |
| Width inches (mm) | 12.4 (315) | 12.4 (315) | 0 (0) 0% |
| Circum. inches (mm) | 91.74 (2330.12) | 98.77 (2508.88) | 7.04 (178.76) 7.7% |
| Sidewall Height inches (mm) | 3.1 (78.75) | 3.72 (94.5) | 0.62 (15.75) 20% |
| Revolutions per mile (km) | 690.67 (429.16) | 641.46 (398.58) | -49.21 (-30.58) -7.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.53 mph (34.66 km/h) |
| 25 mph (40.23 km/h) | 26.92 mph (43.32 km/h) |
| 30 mph (48.28 km/h) | 32.3 mph (51.98 km/h) |
| 35 mph (56.33 km/h) | 37.69 mph (60.65 km/h) |
| 40 mph (64.37 km/h) | 43.07 mph (69.31 km/h) |
| 45 mph (72.42 km/h) | 48.45 mph (77.98 km/h) |
| 50 mph (80.47 km/h) | 53.84 mph (86.64 km/h) |
| 55 mph (88.51 km/h) | 59.22 mph (95.3 km/h) |
| 60 mph (96.56 km/h) | 64.6 mph (103.97 km/h) |
| 65 mph (104.61 km/h) | 69.99 mph (112.63 km/h) |
| 70 mph (112.65 km/h) | 75.37 mph (121.3 km/h) |
| 75 mph (120.7 km/h) | 80.75 mph (129.96 km/h) |
| 80 mph (128.75 km/h) | 86.14 mph (138.62 km/h) |
| 85 mph (136.79 km/h) | 91.52 mph (147.29 km/h) |
| 90 mph (144.84 km/h) | 96.9 mph (155.95 km/h) |
| 95 mph (152.89 km/h) | 102.29 mph (164.62 km/h) |
| 100 mph (160.93 km/h) | 107.67 mph (173.28 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1632 | 1896 | 2042 | 2133 | 2230 | 2299 | 2376 | 2466 | 2591 | 2716 | 2855 | 2966 | 3168 | 3390 | 3563 | 3675 | 3737 | 3966 | 4286 | 4981 |
Better Fuel Economy Factory Ratios Increased Power
