Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/80-16 | 255/90-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.5 (622.4) | 34.07 (865.4) | 9.57 (243) 39% |
| Width inches (mm) | 5.31 (135) | 10.04 (255) | 4.72 (120) 88.9% |
| Circum. inches (mm) | 76.98 (1955.33) | 107.04 (2718.73) | 30.06 (763.41) 39% |
| Sidewall Height inches (mm) | 4.25 (108) | 9.04 (229.5) | 4.78 (121.5) 112.5% |
| Revolutions per mile (km) | 823.06 (511.42) | 591.95 (367.82) | -231.11 (-143.6) -28.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 27.81 mph (44.75 km/h) |
| 25 mph (40.23 km/h) | 34.76 mph (55.94 km/h) |
| 30 mph (48.28 km/h) | 41.71 mph (67.13 km/h) |
| 35 mph (56.33 km/h) | 48.66 mph (78.32 km/h) |
| 40 mph (64.37 km/h) | 55.62 mph (89.51 km/h) |
| 45 mph (72.42 km/h) | 62.57 mph (100.7 km/h) |
| 50 mph (80.47 km/h) | 69.52 mph (111.88 km/h) |
| 55 mph (88.51 km/h) | 76.47 mph (123.07 km/h) |
| 60 mph (96.56 km/h) | 83.43 mph (134.26 km/h) |
| 65 mph (104.61 km/h) | 90.38 mph (145.45 km/h) |
| 70 mph (112.65 km/h) | 97.33 mph (156.64 km/h) |
| 75 mph (120.7 km/h) | 104.28 mph (167.83 km/h) |
| 80 mph (128.75 km/h) | 111.23 mph (179.01 km/h) |
| 85 mph (136.79 km/h) | 118.19 mph (190.2 km/h) |
| 90 mph (144.84 km/h) | 125.14 mph (201.39 km/h) |
| 95 mph (152.89 km/h) | 132.09 mph (212.58 km/h) |
| 100 mph (160.93 km/h) | 139.04 mph (223.77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1506 | 1750 | 1885 | 1968 | 2058 | 2122 | 2192 | 2276 | 2391 | 2506 | 2635 | 2737 | 2923 | 3128 | 3288 | 3391 | 3449 | 3660 | 3955 | 4596 |
Better Fuel Economy Factory Ratios Increased Power
