Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-16 | 280/70-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.44 (595.4) | 31.43 (798.4) | 7.99 (203) 34.1% |
| Width inches (mm) | 5.31 (135) | 11.02 (280) | 5.71 (145) 107.4% |
| Circum. inches (mm) | 73.64 (1870.5) | 98.75 (2508.25) | 25.11 (637.74) 34.1% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 7.72 (196) | 4 (101.5) 107.4% |
| Revolutions per mile (km) | 860.38 (534.61) | 641.62 (398.68) | -218.76 (-135.93) -25.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.82 mph (43.16 km/h) |
| 25 mph (40.23 km/h) | 33.52 mph (53.95 km/h) |
| 30 mph (48.28 km/h) | 40.23 mph (64.74 km/h) |
| 35 mph (56.33 km/h) | 46.93 mph (75.53 km/h) |
| 40 mph (64.37 km/h) | 53.64 mph (86.32 km/h) |
| 45 mph (72.42 km/h) | 60.34 mph (97.11 km/h) |
| 50 mph (80.47 km/h) | 67.05 mph (107.9 km/h) |
| 55 mph (88.51 km/h) | 73.75 mph (118.69 km/h) |
| 60 mph (96.56 km/h) | 80.46 mph (129.48 km/h) |
| 65 mph (104.61 km/h) | 87.16 mph (140.27 km/h) |
| 70 mph (112.65 km/h) | 93.87 mph (151.06 km/h) |
| 75 mph (120.7 km/h) | 100.57 mph (161.85 km/h) |
| 80 mph (128.75 km/h) | 107.28 mph (172.64 km/h) |
| 85 mph (136.79 km/h) | 113.98 mph (183.43 km/h) |
| 90 mph (144.84 km/h) | 120.69 mph (194.22 km/h) |
| 95 mph (152.89 km/h) | 127.39 mph (205.01 km/h) |
| 100 mph (160.93 km/h) | 134.09 mph (215.8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1633 | 1897 | 2043 | 2133 | 2230 | 2300 | 2376 | 2467 | 2592 | 2717 | 2856 | 2967 | 3168 | 3391 | 3564 | 3676 | 3738 | 3967 | 4287 | 4982 |
Better Fuel Economy Factory Ratios Increased Power
