Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-15 | 155/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.44 (570) | 21.1 (536) | -1.34 (-34) -6% |
| Width inches (mm) | 5.31 (135) | 6.1 (155) | 0.79 (20) 14.8% |
| Circum. inches (mm) | 70.5 (1790.71) | 66.3 (1683.89) | -4.21 (-106.81) -6% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 3.05 (77.5) | -0.67 (-17) -18% |
| Revolutions per mile (km) | 898.72 (558.44) | 955.73 (593.86) | 57.01 (35.42) 6.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.81 mph (30.27 km/h) |
| 25 mph (40.23 km/h) | 23.51 mph (37.83 km/h) |
| 30 mph (48.28 km/h) | 28.21 mph (45.4 km/h) |
| 35 mph (56.33 km/h) | 32.91 mph (52.97 km/h) |
| 40 mph (64.37 km/h) | 37.61 mph (60.53 km/h) |
| 45 mph (72.42 km/h) | 42.32 mph (68.1 km/h) |
| 50 mph (80.47 km/h) | 47.02 mph (75.67 km/h) |
| 55 mph (88.51 km/h) | 51.72 mph (83.23 km/h) |
| 60 mph (96.56 km/h) | 56.42 mph (90.8 km/h) |
| 65 mph (104.61 km/h) | 61.12 mph (98.37 km/h) |
| 70 mph (112.65 km/h) | 65.82 mph (105.93 km/h) |
| 75 mph (120.7 km/h) | 70.53 mph (113.5 km/h) |
| 80 mph (128.75 km/h) | 75.23 mph (121.07 km/h) |
| 85 mph (136.79 km/h) | 79.93 mph (128.63 km/h) |
| 90 mph (144.84 km/h) | 84.63 mph (136.2 km/h) |
| 95 mph (152.89 km/h) | 89.33 mph (143.77 km/h) |
| 100 mph (160.93 km/h) | 94.04 mph (151.34 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
