Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/45-16 | 315/55-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.16 (689.9) | 29.64 (752.9) | 2.48 (63) 9.1% |
| Width inches (mm) | 12.4 (315) | 12.4 (315) | 0 (0) 0% |
| Circum. inches (mm) | 85.33 (2167.38) | 93.12 (2365.31) | 7.79 (197.92) 9.1% |
| Sidewall Height inches (mm) | 5.58 (141.75) | 6.82 (173.25) | 1.24 (31.5) 22.2% |
| Revolutions per mile (km) | 742.53 (461.38) | 680.4 (422.78) | -62.13 (-38.61) -8.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.83 mph (35.13 km/h) |
| 25 mph (40.23 km/h) | 27.28 mph (43.91 km/h) |
| 30 mph (48.28 km/h) | 32.74 mph (52.69 km/h) |
| 35 mph (56.33 km/h) | 38.2 mph (61.47 km/h) |
| 40 mph (64.37 km/h) | 43.65 mph (70.25 km/h) |
| 45 mph (72.42 km/h) | 49.11 mph (79.03 km/h) |
| 50 mph (80.47 km/h) | 54.57 mph (87.82 km/h) |
| 55 mph (88.51 km/h) | 60.02 mph (96.6 km/h) |
| 60 mph (96.56 km/h) | 65.48 mph (105.38 km/h) |
| 65 mph (104.61 km/h) | 70.94 mph (114.16 km/h) |
| 70 mph (112.65 km/h) | 76.39 mph (122.94 km/h) |
| 75 mph (120.7 km/h) | 81.85 mph (131.72 km/h) |
| 80 mph (128.75 km/h) | 87.31 mph (140.5 km/h) |
| 85 mph (136.79 km/h) | 92.76 mph (149.29 km/h) |
| 90 mph (144.84 km/h) | 98.22 mph (158.07 km/h) |
| 95 mph (152.89 km/h) | 103.68 mph (166.85 km/h) |
| 100 mph (160.93 km/h) | 109.13 mph (175.63 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1731 | 2011 | 2166 | 2262 | 2365 | 2439 | 2520 | 2616 | 2748 | 2881 | 3028 | 3146 | 3360 | 3596 | 3780 | 3898 | 3964 | 4207 | 4546 | 5283 |
Better Fuel Economy Factory Ratios Increased Power
