Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/90-15 | 125/70-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.57 (624) | 21.89 (556) | -2.68 (-68) -10.9% |
| Width inches (mm) | 5.31 (135) | 4.92 (125) | -0.39 (-10) -7.4% |
| Circum. inches (mm) | 77.18 (1960.35) | 68.77 (1746.73) | -8.41 (-213.63) -10.9% |
| Sidewall Height inches (mm) | 4.78 (121.5) | 3.44 (87.5) | -1.34 (-34) -28% |
| Revolutions per mile (km) | 820.95 (510.11) | 921.35 (572.5) | 100.4 (62.39) 12.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.82 mph (28.68 km/h) |
| 25 mph (40.23 km/h) | 22.28 mph (35.85 km/h) |
| 30 mph (48.28 km/h) | 26.73 mph (43.02 km/h) |
| 35 mph (56.33 km/h) | 31.19 mph (50.19 km/h) |
| 40 mph (64.37 km/h) | 35.64 mph (57.36 km/h) |
| 45 mph (72.42 km/h) | 40.1 mph (64.53 km/h) |
| 50 mph (80.47 km/h) | 44.55 mph (71.7 km/h) |
| 55 mph (88.51 km/h) | 49.01 mph (78.87 km/h) |
| 60 mph (96.56 km/h) | 53.46 mph (86.04 km/h) |
| 65 mph (104.61 km/h) | 57.92 mph (93.21 km/h) |
| 70 mph (112.65 km/h) | 62.37 mph (100.38 km/h) |
| 75 mph (120.7 km/h) | 66.83 mph (107.55 km/h) |
| 80 mph (128.75 km/h) | 71.28 mph (114.72 km/h) |
| 85 mph (136.79 km/h) | 75.74 mph (121.89 km/h) |
| 90 mph (144.84 km/h) | 80.19 mph (129.06 km/h) |
| 95 mph (152.89 km/h) | 84.65 mph (136.23 km/h) |
| 100 mph (160.93 km/h) | 89.1 mph (143.4 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
