Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/90-16 | 315/90-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.86 (631.4) | 38.32 (973.4) | 13.46 (342) 54.2% |
| Width inches (mm) | 4.92 (125) | 12.4 (315) | 7.48 (190) 152% |
| Circum. inches (mm) | 78.09 (1983.6) | 120.39 (3058.03) | 42.3 (1074.42) 54.2% |
| Sidewall Height inches (mm) | 4.43 (112.5) | 11.16 (283.5) | 6.73 (171) 152% |
| Revolutions per mile (km) | 811.32 (504.13) | 526.27 (327.01) | -285.06 (-177.12) -35.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 30.83 mph (49.62 km/h) |
| 25 mph (40.23 km/h) | 38.54 mph (62.03 km/h) |
| 30 mph (48.28 km/h) | 46.25 mph (74.43 km/h) |
| 35 mph (56.33 km/h) | 53.96 mph (86.84 km/h) |
| 40 mph (64.37 km/h) | 61.67 mph (99.24 km/h) |
| 45 mph (72.42 km/h) | 69.37 mph (111.65 km/h) |
| 50 mph (80.47 km/h) | 77.08 mph (124.05 km/h) |
| 55 mph (88.51 km/h) | 84.79 mph (136.46 km/h) |
| 60 mph (96.56 km/h) | 92.5 mph (148.86 km/h) |
| 65 mph (104.61 km/h) | 100.21 mph (161.27 km/h) |
| 70 mph (112.65 km/h) | 107.92 mph (173.67 km/h) |
| 75 mph (120.7 km/h) | 115.62 mph (186.08 km/h) |
| 80 mph (128.75 km/h) | 123.33 mph (198.48 km/h) |
| 85 mph (136.79 km/h) | 131.04 mph (210.89 km/h) |
| 90 mph (144.84 km/h) | 138.75 mph (223.29 km/h) |
| 95 mph (152.89 km/h) | 146.46 mph (235.7 km/h) |
| 100 mph (160.93 km/h) | 154.17 mph (248.11 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
