Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-17 | 140/40-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.44 (620.8) | 21.41 (543.8) | -3.03 (-77) -12.4% |
| Width inches (mm) | 5.31 (135) | 5.51 (140) | 0.2 (5) 3.7% |
| Circum. inches (mm) | 76.78 (1950.3) | 67.26 (1708.4) | -9.52 (-241.9) -12.4% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 2.2 (56) | -1.52 (-38.5) -40.7% |
| Revolutions per mile (km) | 825.18 (512.74) | 942.02 (585.34) | 116.84 (72.6) 14.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.52 mph (28.19 km/h) |
| 25 mph (40.23 km/h) | 21.9 mph (35.24 km/h) |
| 30 mph (48.28 km/h) | 26.28 mph (42.29 km/h) |
| 35 mph (56.33 km/h) | 30.66 mph (49.34 km/h) |
| 40 mph (64.37 km/h) | 35.04 mph (56.39 km/h) |
| 45 mph (72.42 km/h) | 39.42 mph (63.44 km/h) |
| 50 mph (80.47 km/h) | 43.8 mph (70.49 km/h) |
| 55 mph (88.51 km/h) | 48.18 mph (77.54 km/h) |
| 60 mph (96.56 km/h) | 52.56 mph (84.58 km/h) |
| 65 mph (104.61 km/h) | 56.94 mph (91.63 km/h) |
| 70 mph (112.65 km/h) | 61.32 mph (98.68 km/h) |
| 75 mph (120.7 km/h) | 65.7 mph (105.73 km/h) |
| 80 mph (128.75 km/h) | 70.08 mph (112.78 km/h) |
| 85 mph (136.79 km/h) | 74.46 mph (119.83 km/h) |
| 90 mph (144.84 km/h) | 78.84 mph (126.88 km/h) |
| 95 mph (152.89 km/h) | 83.22 mph (133.92 km/h) |
| 100 mph (160.93 km/h) | 87.6 mph (140.97 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
