Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 32/10-17 | 305/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32 (812.8) | 35.01 (889.3) | 3.01 (76.5) 9.4% |
| Width inches (mm) | 10 (254) | 12.01 (305) | 2.01 (51) 20.1% |
| Circum. inches (mm) | 100.53 (2553.49) | 109.99 (2793.82) | 9.46 (240.33) 9.4% |
| Sidewall Height inches (mm) | 7.5 (190.5) | 9.01 (228.75) | 1.51 (38.25) 20.1% |
| Revolutions per mile (km) | 630.25 (391.62) | 576.04 (357.93) | -54.22 (-33.69) -8.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.88 mph (35.22 km/h) |
| 25 mph (40.23 km/h) | 27.35 mph (44.02 km/h) |
| 30 mph (48.28 km/h) | 32.82 mph (52.82 km/h) |
| 35 mph (56.33 km/h) | 38.29 mph (61.63 km/h) |
| 40 mph (64.37 km/h) | 43.76 mph (70.43 km/h) |
| 45 mph (72.42 km/h) | 49.24 mph (79.24 km/h) |
| 50 mph (80.47 km/h) | 54.71 mph (88.04 km/h) |
| 55 mph (88.51 km/h) | 60.18 mph (96.84 km/h) |
| 60 mph (96.56 km/h) | 65.65 mph (105.65 km/h) |
| 65 mph (104.61 km/h) | 71.12 mph (114.45 km/h) |
| 70 mph (112.65 km/h) | 76.59 mph (123.26 km/h) |
| 75 mph (120.7 km/h) | 82.06 mph (132.06 km/h) |
| 80 mph (128.75 km/h) | 87.53 mph (140.87 km/h) |
| 85 mph (136.79 km/h) | 93 mph (149.67 km/h) |
| 90 mph (144.84 km/h) | 98.47 mph (158.47 km/h) |
| 95 mph (152.89 km/h) | 103.94 mph (167.28 km/h) |
| 100 mph (160.93 km/h) | 109.41 mph (176.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1466 | 1703 | 1834 | 1915 | 2002 | 2065 | 2133 | 2214 | 2327 | 2439 | 2564 | 2664 | 2844 | 3044 | 3200 | 3300 | 3356 | 3562 | 3849 | 4473 |
Better Fuel Economy Factory Ratios Increased Power
