Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/45-16 | 100/20-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.16 (689.9) | 17.57 (446.4) | -9.59 (-243.5) -35.3% |
| Width inches (mm) | 12.4 (315) | 3.94 (100) | -8.46 (-215) -68.3% |
| Circum. inches (mm) | 85.33 (2167.38) | 55.21 (1402.41) | -30.12 (-764.98) -35.3% |
| Sidewall Height inches (mm) | 5.58 (141.75) | 0.79 (20) | -4.79 (-121.75) -85.9% |
| Revolutions per mile (km) | 742.53 (461.38) | 1147.56 (713.06) | 405.03 (251.67) 54.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 12.94 mph (20.83 km/h) |
| 25 mph (40.23 km/h) | 16.18 mph (26.03 km/h) |
| 30 mph (48.28 km/h) | 19.41 mph (31.24 km/h) |
| 35 mph (56.33 km/h) | 22.65 mph (36.45 km/h) |
| 40 mph (64.37 km/h) | 25.88 mph (41.65 km/h) |
| 45 mph (72.42 km/h) | 29.12 mph (46.86 km/h) |
| 50 mph (80.47 km/h) | 32.35 mph (52.07 km/h) |
| 55 mph (88.51 km/h) | 35.59 mph (57.27 km/h) |
| 60 mph (96.56 km/h) | 38.82 mph (62.48 km/h) |
| 65 mph (104.61 km/h) | 42.06 mph (67.69 km/h) |
| 70 mph (112.65 km/h) | 45.29 mph (72.89 km/h) |
| 75 mph (120.7 km/h) | 48.53 mph (78.1 km/h) |
| 80 mph (128.75 km/h) | 51.76 mph (83.31 km/h) |
| 85 mph (136.79 km/h) | 55 mph (88.51 km/h) |
| 90 mph (144.84 km/h) | 58.23 mph (93.72 km/h) |
| 95 mph (152.89 km/h) | 61.47 mph (98.93 km/h) |
| 100 mph (160.93 km/h) | 64.71 mph (104.13 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
