Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/45-16 | 285/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.16 (689.9) | 35.07 (890.9) | 7.91 (201) 29.1% |
| Width inches (mm) | 12.4 (315) | 11.22 (285) | -1.18 (-30) -9.5% |
| Circum. inches (mm) | 85.33 (2167.38) | 110.19 (2798.84) | 24.86 (631.46) 29.1% |
| Sidewall Height inches (mm) | 5.58 (141.75) | 9.54 (242.25) | 3.96 (100.5) 70.9% |
| Revolutions per mile (km) | 742.53 (461.38) | 575 (357.29) | -167.53 (-104.1) -22.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 25.83 mph (41.56 km/h) |
| 25 mph (40.23 km/h) | 32.28 mph (51.96 km/h) |
| 30 mph (48.28 km/h) | 38.74 mph (62.35 km/h) |
| 35 mph (56.33 km/h) | 45.2 mph (72.74 km/h) |
| 40 mph (64.37 km/h) | 51.65 mph (83.13 km/h) |
| 45 mph (72.42 km/h) | 58.11 mph (93.52 km/h) |
| 50 mph (80.47 km/h) | 64.57 mph (103.91 km/h) |
| 55 mph (88.51 km/h) | 71.02 mph (114.3 km/h) |
| 60 mph (96.56 km/h) | 77.48 mph (124.69 km/h) |
| 65 mph (104.61 km/h) | 83.94 mph (135.08 km/h) |
| 70 mph (112.65 km/h) | 90.39 mph (145.48 km/h) |
| 75 mph (120.7 km/h) | 96.85 mph (155.87 km/h) |
| 80 mph (128.75 km/h) | 103.31 mph (166.26 km/h) |
| 85 mph (136.79 km/h) | 109.76 mph (176.65 km/h) |
| 90 mph (144.84 km/h) | 116.22 mph (187.04 km/h) |
| 95 mph (152.89 km/h) | 122.68 mph (197.43 km/h) |
| 100 mph (160.93 km/h) | 129.13 mph (207.82 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1463 | 1700 | 1831 | 1912 | 1999 | 2061 | 2130 | 2210 | 2323 | 2435 | 2559 | 2659 | 2839 | 3039 | 3194 | 3294 | 3350 | 3555 | 3842 | 4465 |
Better Fuel Economy Factory Ratios Increased Power
