Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/90-15 | 24.5/7.5-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.57 (624) | 24.47 (621.66) | -0.09 (-2.34) -0.4% |
| Width inches (mm) | 5.31 (135) | 7.52 (191) | 2.2 (56) 41.5% |
| Circum. inches (mm) | 77.18 (1960.35) | 76.89 (1953) | -0.29 (-7.35) -0.4% |
| Sidewall Height inches (mm) | 4.78 (121.5) | 4.74 (120.33) | -0.05 (-1.17) -1% |
| Revolutions per mile (km) | 820.95 (510.11) | 824.04 (512.03) | 3.09 (1.92) 0.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.93 mph (32.07 km/h) |
| 25 mph (40.23 km/h) | 24.91 mph (40.08 km/h) |
| 30 mph (48.28 km/h) | 29.89 mph (48.1 km/h) |
| 35 mph (56.33 km/h) | 34.87 mph (56.12 km/h) |
| 40 mph (64.37 km/h) | 39.85 mph (64.13 km/h) |
| 45 mph (72.42 km/h) | 44.83 mph (72.15 km/h) |
| 50 mph (80.47 km/h) | 49.81 mph (80.17 km/h) |
| 55 mph (88.51 km/h) | 54.79 mph (88.18 km/h) |
| 60 mph (96.56 km/h) | 59.78 mph (96.2 km/h) |
| 65 mph (104.61 km/h) | 64.76 mph (104.22 km/h) |
| 70 mph (112.65 km/h) | 69.74 mph (112.23 km/h) |
| 75 mph (120.7 km/h) | 74.72 mph (120.25 km/h) |
| 80 mph (128.75 km/h) | 79.7 mph (128.26 km/h) |
| 85 mph (136.79 km/h) | 84.68 mph (136.28 km/h) |
| 90 mph (144.84 km/h) | 89.66 mph (144.3 km/h) |
| 95 mph (152.89 km/h) | 94.64 mph (152.31 km/h) |
| 100 mph (160.93 km/h) | 99.63 mph (160.33 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2097 | 2436 | 2623 | 2740 | 2864 | 2954 | 3052 | 3168 | 3328 | 3489 | 3668 | 3810 | 4069 | 4355 | 4578 | 4721 | 4801 | 5095 | 5506 | 6398 |
Better Fuel Economy Factory Ratios Increased Power
