Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/25-23 | 325/55-24 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.2 (741.7) | 38.07 (967.1) | 8.87 (225.4) 30.4% |
| Width inches (mm) | 12.4 (315) | 12.8 (325) | 0.39 (10) 3.2% |
| Circum. inches (mm) | 91.74 (2330.12) | 119.62 (3038.23) | 27.88 (708.11) 30.4% |
| Sidewall Height inches (mm) | 3.1 (78.75) | 7.04 (178.75) | 3.94 (100) 127% |
| Revolutions per mile (km) | 690.67 (429.16) | 529.7 (329.14) | -160.97 (-100.02) -23.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.08 mph (41.97 km/h) |
| 25 mph (40.23 km/h) | 32.6 mph (52.46 km/h) |
| 30 mph (48.28 km/h) | 39.12 mph (62.95 km/h) |
| 35 mph (56.33 km/h) | 45.64 mph (73.44 km/h) |
| 40 mph (64.37 km/h) | 52.16 mph (83.94 km/h) |
| 45 mph (72.42 km/h) | 58.68 mph (94.43 km/h) |
| 50 mph (80.47 km/h) | 65.19 mph (104.92 km/h) |
| 55 mph (88.51 km/h) | 71.71 mph (115.41 km/h) |
| 60 mph (96.56 km/h) | 78.23 mph (125.91 km/h) |
| 65 mph (104.61 km/h) | 84.75 mph (136.4 km/h) |
| 70 mph (112.65 km/h) | 91.27 mph (146.89 km/h) |
| 75 mph (120.7 km/h) | 97.79 mph (157.38 km/h) |
| 80 mph (128.75 km/h) | 104.31 mph (167.87 km/h) |
| 85 mph (136.79 km/h) | 110.83 mph (178.37 km/h) |
| 90 mph (144.84 km/h) | 117.35 mph (188.86 km/h) |
| 95 mph (152.89 km/h) | 123.87 mph (199.35 km/h) |
| 100 mph (160.93 km/h) | 130.39 mph (209.84 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1348 | 1566 | 1686 | 1761 | 1841 | 1899 | 1962 | 2036 | 2140 | 2243 | 2358 | 2449 | 2616 | 2799 | 2943 | 3034 | 3086 | 3275 | 3539 | 4113 |
Better Fuel Economy Factory Ratios Increased Power
