Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/40-26 | 325/35-26 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 35.92 (912.4) | 34.96 (887.9) | -0.96 (-24.5) -2.7% |
| Width inches (mm) | 12.4 (315) | 12.8 (325) | 0.39 (10) 3.2% |
| Circum. inches (mm) | 112.85 (2866.39) | 109.82 (2789.42) | -3.03 (-76.97) -2.7% |
| Sidewall Height inches (mm) | 4.96 (126) | 4.48 (113.75) | -0.48 (-12.25) -9.7% |
| Revolutions per mile (km) | 561.45 (348.87) | 576.95 (358.5) | 15.49 (9.63) 2.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.46 mph (31.32 km/h) |
| 25 mph (40.23 km/h) | 24.33 mph (39.15 km/h) |
| 30 mph (48.28 km/h) | 29.19 mph (46.98 km/h) |
| 35 mph (56.33 km/h) | 34.06 mph (54.81 km/h) |
| 40 mph (64.37 km/h) | 38.93 mph (62.65 km/h) |
| 45 mph (72.42 km/h) | 43.79 mph (70.48 km/h) |
| 50 mph (80.47 km/h) | 48.66 mph (78.31 km/h) |
| 55 mph (88.51 km/h) | 53.52 mph (86.14 km/h) |
| 60 mph (96.56 km/h) | 58.39 mph (93.97 km/h) |
| 65 mph (104.61 km/h) | 63.25 mph (101.8 km/h) |
| 70 mph (112.65 km/h) | 68.12 mph (109.63 km/h) |
| 75 mph (120.7 km/h) | 72.99 mph (117.46 km/h) |
| 80 mph (128.75 km/h) | 77.85 mph (125.29 km/h) |
| 85 mph (136.79 km/h) | 82.72 mph (133.12 km/h) |
| 90 mph (144.84 km/h) | 87.58 mph (140.95 km/h) |
| 95 mph (152.89 km/h) | 92.45 mph (148.78 km/h) |
| 100 mph (160.93 km/h) | 97.31 mph (156.61 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1468 | 1706 | 1837 | 1918 | 2006 | 2068 | 2137 | 2218 | 2330 | 2443 | 2568 | 2668 | 2849 | 3049 | 3205 | 3305 | 3361 | 3567 | 3855 | 4480 |
Better Fuel Economy Factory Ratios Increased Power
