Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/35-22 | 315/30-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.41 (772.3) | 29.44 (747.8) | -0.96 (-24.5) -3.2% |
| Width inches (mm) | 12.01 (305) | 12.4 (315) | 0.39 (10) 3.3% |
| Circum. inches (mm) | 95.52 (2426.25) | 92.49 (2349.28) | -3.03 (-76.97) -3.2% |
| Sidewall Height inches (mm) | 4.2 (106.75) | 3.72 (94.5) | -0.48 (-12.25) -11.5% |
| Revolutions per mile (km) | 663.3 (412.16) | 685.04 (425.66) | 21.73 (13.5) 3.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.37 mph (31.17 km/h) |
| 25 mph (40.23 km/h) | 24.21 mph (38.96 km/h) |
| 30 mph (48.28 km/h) | 29.05 mph (46.75 km/h) |
| 35 mph (56.33 km/h) | 33.89 mph (54.54 km/h) |
| 40 mph (64.37 km/h) | 38.73 mph (62.33 km/h) |
| 45 mph (72.42 km/h) | 43.57 mph (70.12 km/h) |
| 50 mph (80.47 km/h) | 48.41 mph (77.91 km/h) |
| 55 mph (88.51 km/h) | 53.26 mph (85.71 km/h) |
| 60 mph (96.56 km/h) | 58.1 mph (93.5 km/h) |
| 65 mph (104.61 km/h) | 62.94 mph (101.29 km/h) |
| 70 mph (112.65 km/h) | 67.78 mph (109.08 km/h) |
| 75 mph (120.7 km/h) | 72.62 mph (116.87 km/h) |
| 80 mph (128.75 km/h) | 77.46 mph (124.66 km/h) |
| 85 mph (136.79 km/h) | 82.3 mph (132.45 km/h) |
| 90 mph (144.84 km/h) | 87.14 mph (140.25 km/h) |
| 95 mph (152.89 km/h) | 91.99 mph (148.04 km/h) |
| 100 mph (160.93 km/h) | 96.83 mph (155.83 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1743 | 2025 | 2181 | 2277 | 2381 | 2455 | 2537 | 2633 | 2767 | 2901 | 3049 | 3168 | 3383 | 3620 | 3806 | 3924 | 3991 | 4236 | 4577 | 5319 |
Better Fuel Economy Factory Ratios Increased Power
