Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/80-17 | 145/35-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.13 (663.8) | 21 (533.3) | -5.14 (-130.5) -19.7% |
| Width inches (mm) | 5.71 (145) | 5.71 (145) | 0 (0) 0% |
| Circum. inches (mm) | 82.1 (2085.39) | 65.96 (1675.41) | -16.14 (-409.98) -19.7% |
| Sidewall Height inches (mm) | 4.57 (116) | 2 (50.75) | -2.57 (-65.25) -56.3% |
| Revolutions per mile (km) | 771.72 (479.53) | 960.57 (596.87) | 188.84 (117.34) 24.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 16.07 mph (25.86 km/h) |
| 25 mph (40.23 km/h) | 20.09 mph (32.32 km/h) |
| 30 mph (48.28 km/h) | 24.1 mph (38.79 km/h) |
| 35 mph (56.33 km/h) | 28.12 mph (45.25 km/h) |
| 40 mph (64.37 km/h) | 32.14 mph (51.72 km/h) |
| 45 mph (72.42 km/h) | 36.15 mph (58.18 km/h) |
| 50 mph (80.47 km/h) | 40.17 mph (64.65 km/h) |
| 55 mph (88.51 km/h) | 44.19 mph (71.11 km/h) |
| 60 mph (96.56 km/h) | 48.2 mph (77.58 km/h) |
| 65 mph (104.61 km/h) | 52.22 mph (84.04 km/h) |
| 70 mph (112.65 km/h) | 56.24 mph (90.51 km/h) |
| 75 mph (120.7 km/h) | 60.26 mph (96.97 km/h) |
| 80 mph (128.75 km/h) | 64.27 mph (103.44 km/h) |
| 85 mph (136.79 km/h) | 68.29 mph (109.9 km/h) |
| 90 mph (144.84 km/h) | 72.31 mph (116.37 km/h) |
| 95 mph (152.89 km/h) | 76.32 mph (122.83 km/h) |
| 100 mph (160.93 km/h) | 80.34 mph (129.3 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
