Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/45-16 | 314/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.16 (689.9) | 34.54 (877.4) | 7.38 (187.5) 27.2% |
| Width inches (mm) | 12.4 (315) | 12.36 (314) | -0.04 (-1) -0.3% |
| Circum. inches (mm) | 85.33 (2167.38) | 108.52 (2756.43) | 23.19 (589.05) 27.2% |
| Sidewall Height inches (mm) | 5.58 (141.75) | 9.27 (235.5) | 3.69 (93.75) 66.1% |
| Revolutions per mile (km) | 742.53 (461.38) | 583.85 (362.79) | -158.68 (-98.6) -21.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 25.44 mph (40.93 km/h) |
| 25 mph (40.23 km/h) | 31.79 mph (51.17 km/h) |
| 30 mph (48.28 km/h) | 38.15 mph (61.4 km/h) |
| 35 mph (56.33 km/h) | 44.51 mph (71.64 km/h) |
| 40 mph (64.37 km/h) | 50.87 mph (81.87 km/h) |
| 45 mph (72.42 km/h) | 57.23 mph (92.1 km/h) |
| 50 mph (80.47 km/h) | 63.59 mph (102.34 km/h) |
| 55 mph (88.51 km/h) | 69.95 mph (112.57 km/h) |
| 60 mph (96.56 km/h) | 76.31 mph (122.8 km/h) |
| 65 mph (104.61 km/h) | 82.67 mph (133.04 km/h) |
| 70 mph (112.65 km/h) | 89.02 mph (143.27 km/h) |
| 75 mph (120.7 km/h) | 95.38 mph (153.5 km/h) |
| 80 mph (128.75 km/h) | 101.74 mph (163.74 km/h) |
| 85 mph (136.79 km/h) | 108.1 mph (173.97 km/h) |
| 90 mph (144.84 km/h) | 114.46 mph (184.21 km/h) |
| 95 mph (152.89 km/h) | 120.82 mph (194.44 km/h) |
| 100 mph (160.93 km/h) | 127.18 mph (204.67 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1486 | 1726 | 1859 | 1941 | 2030 | 2093 | 2162 | 2244 | 2358 | 2472 | 2599 | 2700 | 2883 | 3085 | 3243 | 3345 | 3402 | 3610 | 3901 | 4533 |
Better Fuel Economy Factory Ratios Increased Power
