Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 33/12-17 | 305/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.09 (840.5) | 31.41 (797.8) | -1.68 (-42.7) -5.1% |
| Width inches (mm) | 12.01 (305) | 12.01 (305) | 0 (0) 0% |
| Circum. inches (mm) | 103.96 (2640.51) | 98.68 (2506.36) | -5.28 (-134.15) -5.1% |
| Sidewall Height inches (mm) | 8.05 (204.35) | 7.2 (183) | -0.84 (-21.35) -10.4% |
| Revolutions per mile (km) | 609.48 (378.71) | 642.1 (398.98) | 32.62 (20.27) 5.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.98 mph (30.55 km/h) |
| 25 mph (40.23 km/h) | 23.73 mph (38.19 km/h) |
| 30 mph (48.28 km/h) | 28.48 mph (45.83 km/h) |
| 35 mph (56.33 km/h) | 33.22 mph (53.47 km/h) |
| 40 mph (64.37 km/h) | 37.97 mph (61.1 km/h) |
| 45 mph (72.42 km/h) | 42.71 mph (68.74 km/h) |
| 50 mph (80.47 km/h) | 47.46 mph (76.38 km/h) |
| 55 mph (88.51 km/h) | 52.21 mph (84.02 km/h) |
| 60 mph (96.56 km/h) | 56.95 mph (91.66 km/h) |
| 65 mph (104.61 km/h) | 61.7 mph (99.29 km/h) |
| 70 mph (112.65 km/h) | 66.44 mph (106.93 km/h) |
| 75 mph (120.7 km/h) | 71.19 mph (114.57 km/h) |
| 80 mph (128.75 km/h) | 75.94 mph (122.21 km/h) |
| 85 mph (136.79 km/h) | 80.68 mph (129.84 km/h) |
| 90 mph (144.84 km/h) | 85.43 mph (137.48 km/h) |
| 95 mph (152.89 km/h) | 90.17 mph (145.12 km/h) |
| 100 mph (160.93 km/h) | 94.92 mph (152.76 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1634 | 1898 | 2044 | 2135 | 2232 | 2302 | 2378 | 2468 | 2594 | 2719 | 2858 | 2969 | 3171 | 3393 | 3567 | 3678 | 3741 | 3970 | 4290 | 4986 |
Better Fuel Economy Factory Ratios Increased Power
