Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/90-16 | 315/90-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.57 (649.4) | 38.32 (973.4) | 12.76 (324) 49.9% |
| Width inches (mm) | 5.31 (135) | 12.4 (315) | 7.09 (180) 133.3% |
| Circum. inches (mm) | 80.32 (2040.15) | 120.39 (3058.03) | 40.07 (1017.88) 49.9% |
| Sidewall Height inches (mm) | 4.78 (121.5) | 11.16 (283.5) | 6.38 (162) 133.3% |
| Revolutions per mile (km) | 788.84 (490.16) | 526.27 (327.01) | -262.57 (-163.15) -33.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 29.98 mph (48.25 km/h) |
| 25 mph (40.23 km/h) | 37.47 mph (60.31 km/h) |
| 30 mph (48.28 km/h) | 44.97 mph (72.37 km/h) |
| 35 mph (56.33 km/h) | 52.46 mph (84.43 km/h) |
| 40 mph (64.37 km/h) | 59.96 mph (96.49 km/h) |
| 45 mph (72.42 km/h) | 67.45 mph (108.55 km/h) |
| 50 mph (80.47 km/h) | 74.95 mph (120.61 km/h) |
| 55 mph (88.51 km/h) | 82.44 mph (132.68 km/h) |
| 60 mph (96.56 km/h) | 89.94 mph (144.74 km/h) |
| 65 mph (104.61 km/h) | 97.43 mph (156.8 km/h) |
| 70 mph (112.65 km/h) | 104.92 mph (168.86 km/h) |
| 75 mph (120.7 km/h) | 112.42 mph (180.92 km/h) |
| 80 mph (128.75 km/h) | 119.91 mph (192.98 km/h) |
| 85 mph (136.79 km/h) | 127.41 mph (205.04 km/h) |
| 90 mph (144.84 km/h) | 134.9 mph (217.11 km/h) |
| 95 mph (152.89 km/h) | 142.4 mph (229.17 km/h) |
| 100 mph (160.93 km/h) | 149.89 mph (241.23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1339 | 1556 | 1675 | 1750 | 1829 | 1886 | 1949 | 2023 | 2126 | 2228 | 2342 | 2433 | 2599 | 2781 | 2924 | 3015 | 3066 | 3254 | 3516 | 4086 |
Better Fuel Economy Factory Ratios Increased Power
