Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/30-22 | 315/45-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.44 (747.8) | 33.16 (842.3) | 3.72 (94.5) 12.6% |
| Width inches (mm) | 12.4 (315) | 12.4 (315) | 0 (0) 0% |
| Circum. inches (mm) | 92.49 (2349.28) | 104.18 (2646.16) | 11.69 (296.88) 12.6% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 5.58 (141.75) | 1.86 (47.25) 50% |
| Revolutions per mile (km) | 685.04 (425.66) | 608.18 (377.9) | -76.86 (-47.76) -11.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.53 mph (36.25 km/h) |
| 25 mph (40.23 km/h) | 28.16 mph (45.32 km/h) |
| 30 mph (48.28 km/h) | 33.79 mph (54.38 km/h) |
| 35 mph (56.33 km/h) | 39.42 mph (63.45 km/h) |
| 40 mph (64.37 km/h) | 45.05 mph (72.51 km/h) |
| 45 mph (72.42 km/h) | 50.69 mph (81.57 km/h) |
| 50 mph (80.47 km/h) | 56.32 mph (90.64 km/h) |
| 55 mph (88.51 km/h) | 61.95 mph (99.7 km/h) |
| 60 mph (96.56 km/h) | 67.58 mph (108.76 km/h) |
| 65 mph (104.61 km/h) | 73.21 mph (117.83 km/h) |
| 70 mph (112.65 km/h) | 78.85 mph (126.89 km/h) |
| 75 mph (120.7 km/h) | 84.48 mph (135.95 km/h) |
| 80 mph (128.75 km/h) | 90.11 mph (145.02 km/h) |
| 85 mph (136.79 km/h) | 95.74 mph (154.08 km/h) |
| 90 mph (144.84 km/h) | 101.37 mph (163.14 km/h) |
| 95 mph (152.89 km/h) | 107.01 mph (172.21 km/h) |
| 100 mph (160.93 km/h) | 112.64 mph (181.27 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1548 | 1798 | 1936 | 2022 | 2114 | 2180 | 2252 | 2338 | 2457 | 2575 | 2707 | 2812 | 3003 | 3214 | 3379 | 3484 | 3543 | 3761 | 4064 | 4722 |
Better Fuel Economy Factory Ratios Increased Power
