Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/45-16 | 355/30-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.16 (689.9) | 24.39 (619.4) | -2.78 (-70.5) -10.2% |
| Width inches (mm) | 12.4 (315) | 13.98 (355) | 1.57 (40) 12.7% |
| Circum. inches (mm) | 85.33 (2167.38) | 76.61 (1945.9) | -8.72 (-221.48) -10.2% |
| Sidewall Height inches (mm) | 5.58 (141.75) | 4.19 (106.5) | -1.39 (-35.25) -24.9% |
| Revolutions per mile (km) | 742.53 (461.38) | 827.04 (513.9) | 84.51 (52.51) 11.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.96 mph (28.9 km/h) |
| 25 mph (40.23 km/h) | 22.45 mph (36.12 km/h) |
| 30 mph (48.28 km/h) | 26.93 mph (43.35 km/h) |
| 35 mph (56.33 km/h) | 31.42 mph (50.57 km/h) |
| 40 mph (64.37 km/h) | 35.91 mph (57.8 km/h) |
| 45 mph (72.42 km/h) | 40.4 mph (65.02 km/h) |
| 50 mph (80.47 km/h) | 44.89 mph (72.24 km/h) |
| 55 mph (88.51 km/h) | 49.38 mph (79.47 km/h) |
| 60 mph (96.56 km/h) | 53.87 mph (86.69 km/h) |
| 65 mph (104.61 km/h) | 58.36 mph (93.92 km/h) |
| 70 mph (112.65 km/h) | 62.85 mph (101.14 km/h) |
| 75 mph (120.7 km/h) | 67.34 mph (108.37 km/h) |
| 80 mph (128.75 km/h) | 71.82 mph (115.59 km/h) |
| 85 mph (136.79 km/h) | 76.31 mph (122.82 km/h) |
| 90 mph (144.84 km/h) | 80.8 mph (130.04 km/h) |
| 95 mph (152.89 km/h) | 85.29 mph (137.26 km/h) |
| 100 mph (160.93 km/h) | 89.78 mph (144.49 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2105 | 2445 | 2633 | 2749 | 2875 | 2964 | 3063 | 3179 | 3341 | 3502 | 3681 | 3824 | 4084 | 4371 | 4594 | 4738 | 4818 | 5114 | 5526 | 6421 |
Better Fuel Economy Factory Ratios Increased Power
