Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/90-16 | 305/90-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.57 (649.4) | 37.61 (955.4) | 12.05 (306) 47.1% |
| Width inches (mm) | 5.31 (135) | 12.01 (305) | 6.69 (170) 125.9% |
| Circum. inches (mm) | 80.32 (2040.15) | 118.17 (3001.48) | 37.85 (961.33) 47.1% |
| Sidewall Height inches (mm) | 4.78 (121.5) | 10.81 (274.5) | 6.02 (153) 125.9% |
| Revolutions per mile (km) | 788.84 (490.16) | 536.18 (333.17) | -252.65 (-156.99) -32% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 29.42 mph (47.35 km/h) |
| 25 mph (40.23 km/h) | 36.78 mph (59.19 km/h) |
| 30 mph (48.28 km/h) | 44.14 mph (71.03 km/h) |
| 35 mph (56.33 km/h) | 51.49 mph (82.87 km/h) |
| 40 mph (64.37 km/h) | 58.85 mph (94.71 km/h) |
| 45 mph (72.42 km/h) | 66.2 mph (106.55 km/h) |
| 50 mph (80.47 km/h) | 73.56 mph (118.38 km/h) |
| 55 mph (88.51 km/h) | 80.92 mph (130.22 km/h) |
| 60 mph (96.56 km/h) | 88.27 mph (142.06 km/h) |
| 65 mph (104.61 km/h) | 95.63 mph (153.9 km/h) |
| 70 mph (112.65 km/h) | 102.98 mph (165.74 km/h) |
| 75 mph (120.7 km/h) | 110.34 mph (177.58 km/h) |
| 80 mph (128.75 km/h) | 117.7 mph (189.41 km/h) |
| 85 mph (136.79 km/h) | 125.05 mph (201.25 km/h) |
| 90 mph (144.84 km/h) | 132.41 mph (213.09 km/h) |
| 95 mph (152.89 km/h) | 139.76 mph (224.93 km/h) |
| 100 mph (160.93 km/h) | 147.12 mph (236.77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1364 | 1585 | 1707 | 1783 | 1864 | 1922 | 1986 | 2061 | 2166 | 2270 | 2386 | 2479 | 2648 | 2833 | 2979 | 3072 | 3124 | 3315 | 3583 | 4163 |
Better Fuel Economy Factory Ratios Increased Power
