Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/75-15 | 155/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.97 (583.5) | 24.15 (613.5) | 1.18 (30) 5.1% |
| Width inches (mm) | 5.31 (135) | 6.1 (155) | 0.79 (20) 14.8% |
| Circum. inches (mm) | 72.17 (1833.12) | 75.88 (1927.37) | 3.71 (94.25) 5.1% |
| Sidewall Height inches (mm) | 3.99 (101.25) | 4.58 (116.25) | 0.59 (15) 14.8% |
| Revolutions per mile (km) | 877.93 (545.52) | 835 (518.84) | -42.93 (-26.68) -4.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.03 mph (33.84 km/h) |
| 25 mph (40.23 km/h) | 26.29 mph (42.3 km/h) |
| 30 mph (48.28 km/h) | 31.54 mph (50.76 km/h) |
| 35 mph (56.33 km/h) | 36.8 mph (59.22 km/h) |
| 40 mph (64.37 km/h) | 42.06 mph (67.68 km/h) |
| 45 mph (72.42 km/h) | 47.31 mph (76.14 km/h) |
| 50 mph (80.47 km/h) | 52.57 mph (84.6 km/h) |
| 55 mph (88.51 km/h) | 57.83 mph (93.06 km/h) |
| 60 mph (96.56 km/h) | 63.08 mph (101.53 km/h) |
| 65 mph (104.61 km/h) | 68.34 mph (109.99 km/h) |
| 70 mph (112.65 km/h) | 73.6 mph (118.45 km/h) |
| 75 mph (120.7 km/h) | 78.86 mph (126.91 km/h) |
| 80 mph (128.75 km/h) | 84.11 mph (135.37 km/h) |
| 85 mph (136.79 km/h) | 89.37 mph (143.83 km/h) |
| 90 mph (144.84 km/h) | 94.63 mph (152.29 km/h) |
| 95 mph (152.89 km/h) | 99.88 mph (160.75 km/h) |
| 100 mph (160.93 km/h) | 105.14 mph (169.21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2125 | 2469 | 2658 | 2776 | 2903 | 2993 | 3092 | 3210 | 3373 | 3535 | 3716 | 3861 | 4123 | 4413 | 4639 | 4783 | 4865 | 5163 | 5579 | 6483 |
Better Fuel Economy Factory Ratios Increased Power
