Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-15 | 135/45-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.44 (570) | 19.78 (502.5) | -2.66 (-67.5) -11.8% |
| Width inches (mm) | 5.31 (135) | 5.31 (135) | 0 (0) 0% |
| Circum. inches (mm) | 70.5 (1790.71) | 62.15 (1578.65) | -8.35 (-212.06) -11.8% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 2.39 (60.75) | -1.33 (-33.75) -35.7% |
| Revolutions per mile (km) | 898.72 (558.44) | 1019.44 (633.45) | 120.72 (75.01) 13.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.63 mph (28.38 km/h) |
| 25 mph (40.23 km/h) | 22.04 mph (35.47 km/h) |
| 30 mph (48.28 km/h) | 26.45 mph (42.56 km/h) |
| 35 mph (56.33 km/h) | 30.86 mph (49.66 km/h) |
| 40 mph (64.37 km/h) | 35.26 mph (56.75 km/h) |
| 45 mph (72.42 km/h) | 39.67 mph (63.84 km/h) |
| 50 mph (80.47 km/h) | 44.08 mph (70.94 km/h) |
| 55 mph (88.51 km/h) | 48.49 mph (78.03 km/h) |
| 60 mph (96.56 km/h) | 52.89 mph (85.13 km/h) |
| 65 mph (104.61 km/h) | 57.3 mph (92.22 km/h) |
| 70 mph (112.65 km/h) | 61.71 mph (99.31 km/h) |
| 75 mph (120.7 km/h) | 66.12 mph (106.41 km/h) |
| 80 mph (128.75 km/h) | 70.53 mph (113.5 km/h) |
| 85 mph (136.79 km/h) | 74.93 mph (120.6 km/h) |
| 90 mph (144.84 km/h) | 79.34 mph (127.69 km/h) |
| 95 mph (152.89 km/h) | 83.75 mph (134.78 km/h) |
| 100 mph (160.93 km/h) | 88.16 mph (141.88 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
