Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/80-13 | 135/55-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.5 (546.2) | 18.85 (478.7) | -2.66 (-67.5) -12.4% |
| Width inches (mm) | 5.31 (135) | 5.31 (135) | 0 (0) 0% |
| Circum. inches (mm) | 67.56 (1715.94) | 59.21 (1503.88) | -8.35 (-212.06) -12.4% |
| Sidewall Height inches (mm) | 4.25 (108) | 2.92 (74.25) | -1.33 (-33.75) -31.3% |
| Revolutions per mile (km) | 937.88 (582.77) | 1070.13 (664.95) | 132.25 (82.17) 14.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.53 mph (28.21 km/h) |
| 25 mph (40.23 km/h) | 21.91 mph (35.26 km/h) |
| 30 mph (48.28 km/h) | 26.29 mph (42.31 km/h) |
| 35 mph (56.33 km/h) | 30.67 mph (49.37 km/h) |
| 40 mph (64.37 km/h) | 35.06 mph (56.42 km/h) |
| 45 mph (72.42 km/h) | 39.44 mph (63.47 km/h) |
| 50 mph (80.47 km/h) | 43.82 mph (70.52 km/h) |
| 55 mph (88.51 km/h) | 48.2 mph (77.58 km/h) |
| 60 mph (96.56 km/h) | 52.59 mph (84.63 km/h) |
| 65 mph (104.61 km/h) | 56.97 mph (91.68 km/h) |
| 70 mph (112.65 km/h) | 61.35 mph (98.73 km/h) |
| 75 mph (120.7 km/h) | 65.73 mph (105.78 km/h) |
| 80 mph (128.75 km/h) | 70.11 mph (112.84 km/h) |
| 85 mph (136.79 km/h) | 74.5 mph (119.89 km/h) |
| 90 mph (144.84 km/h) | 78.88 mph (126.94 km/h) |
| 95 mph (152.89 km/h) | 83.26 mph (133.99 km/h) |
| 100 mph (160.93 km/h) | 87.64 mph (141.05 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
