Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/45-16 | 165/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.16 (689.9) | 27.04 (686.9) | -0.12 (-3) -0.4% |
| Width inches (mm) | 12.4 (315) | 6.5 (165) | -5.91 (-150) -47.6% |
| Circum. inches (mm) | 85.33 (2167.38) | 84.96 (2157.96) | -0.37 (-9.42) -0.4% |
| Sidewall Height inches (mm) | 5.58 (141.75) | 5.52 (140.25) | -0.06 (-1.5) -1.1% |
| Revolutions per mile (km) | 742.53 (461.38) | 745.77 (463.4) | 3.24 (2.02) 0.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.91 mph (32.05 km/h) |
| 25 mph (40.23 km/h) | 24.89 mph (40.06 km/h) |
| 30 mph (48.28 km/h) | 29.87 mph (48.07 km/h) |
| 35 mph (56.33 km/h) | 34.85 mph (56.08 km/h) |
| 40 mph (64.37 km/h) | 39.83 mph (64.09 km/h) |
| 45 mph (72.42 km/h) | 44.8 mph (72.11 km/h) |
| 50 mph (80.47 km/h) | 49.78 mph (80.12 km/h) |
| 55 mph (88.51 km/h) | 54.76 mph (88.13 km/h) |
| 60 mph (96.56 km/h) | 59.74 mph (96.14 km/h) |
| 65 mph (104.61 km/h) | 64.72 mph (104.15 km/h) |
| 70 mph (112.65 km/h) | 69.7 mph (112.16 km/h) |
| 75 mph (120.7 km/h) | 74.67 mph (120.18 km/h) |
| 80 mph (128.75 km/h) | 79.65 mph (128.19 km/h) |
| 85 mph (136.79 km/h) | 84.63 mph (136.2 km/h) |
| 90 mph (144.84 km/h) | 89.61 mph (144.21 km/h) |
| 95 mph (152.89 km/h) | 94.59 mph (152.22 km/h) |
| 100 mph (160.93 km/h) | 99.57 mph (160.23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1898 | 2205 | 2374 | 2479 | 2592 | 2673 | 2762 | 2867 | 3012 | 3158 | 3319 | 3448 | 3683 | 3941 | 4143 | 4272 | 4345 | 4611 | 4983 | 5790 |
Better Fuel Economy Factory Ratios Increased Power
