Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/45-16 | 175/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.16 (689.9) | 25.27 (641.8) | -1.89 (-48.1) -7% |
| Width inches (mm) | 12.4 (315) | 6.89 (175) | -5.51 (-140) -44.4% |
| Circum. inches (mm) | 85.33 (2167.38) | 79.38 (2016.27) | -5.95 (-151.11) -7% |
| Sidewall Height inches (mm) | 5.58 (141.75) | 4.13 (105) | -1.45 (-36.75) -25.9% |
| Revolutions per mile (km) | 742.53 (461.38) | 798.18 (495.96) | 55.65 (34.58) 7.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.61 mph (29.94 km/h) |
| 25 mph (40.23 km/h) | 23.26 mph (37.43 km/h) |
| 30 mph (48.28 km/h) | 27.91 mph (44.91 km/h) |
| 35 mph (56.33 km/h) | 32.56 mph (52.4 km/h) |
| 40 mph (64.37 km/h) | 37.21 mph (59.89 km/h) |
| 45 mph (72.42 km/h) | 41.86 mph (67.37 km/h) |
| 50 mph (80.47 km/h) | 46.51 mph (74.86 km/h) |
| 55 mph (88.51 km/h) | 51.17 mph (82.34 km/h) |
| 60 mph (96.56 km/h) | 55.82 mph (89.83 km/h) |
| 65 mph (104.61 km/h) | 60.47 mph (97.31 km/h) |
| 70 mph (112.65 km/h) | 65.12 mph (104.8 km/h) |
| 75 mph (120.7 km/h) | 69.77 mph (112.29 km/h) |
| 80 mph (128.75 km/h) | 74.42 mph (119.77 km/h) |
| 85 mph (136.79 km/h) | 79.07 mph (127.26 km/h) |
| 90 mph (144.84 km/h) | 83.73 mph (134.74 km/h) |
| 95 mph (152.89 km/h) | 88.38 mph (142.23 km/h) |
| 100 mph (160.93 km/h) | 93.03 mph (149.71 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2031 | 2360 | 2541 | 2654 | 2775 | 2861 | 2956 | 3068 | 3224 | 3380 | 3552 | 3691 | 3941 | 4218 | 4434 | 4572 | 4650 | 4935 | 5333 | 6197 |
Better Fuel Economy Factory Ratios Increased Power
