Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/80-13 | 135/60-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.5 (546.2) | 19.38 (492.2) | -2.13 (-54) -9.9% |
| Width inches (mm) | 5.31 (135) | 5.31 (135) | 0 (0) 0% |
| Circum. inches (mm) | 67.56 (1715.94) | 60.88 (1546.29) | -6.68 (-169.65) -9.9% |
| Sidewall Height inches (mm) | 4.25 (108) | 3.19 (81) | -1.06 (-27) -25% |
| Revolutions per mile (km) | 937.88 (582.77) | 1040.78 (646.71) | 102.9 (63.94) 11% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.02 mph (29 km/h) |
| 25 mph (40.23 km/h) | 22.53 mph (36.26 km/h) |
| 30 mph (48.28 km/h) | 27.03 mph (43.51 km/h) |
| 35 mph (56.33 km/h) | 31.54 mph (50.76 km/h) |
| 40 mph (64.37 km/h) | 36.05 mph (58.01 km/h) |
| 45 mph (72.42 km/h) | 40.55 mph (65.26 km/h) |
| 50 mph (80.47 km/h) | 45.06 mph (72.51 km/h) |
| 55 mph (88.51 km/h) | 49.56 mph (79.76 km/h) |
| 60 mph (96.56 km/h) | 54.07 mph (87.01 km/h) |
| 65 mph (104.61 km/h) | 58.57 mph (94.27 km/h) |
| 70 mph (112.65 km/h) | 63.08 mph (101.52 km/h) |
| 75 mph (120.7 km/h) | 67.59 mph (108.77 km/h) |
| 80 mph (128.75 km/h) | 72.09 mph (116.02 km/h) |
| 85 mph (136.79 km/h) | 76.6 mph (123.27 km/h) |
| 90 mph (144.84 km/h) | 81.1 mph (130.52 km/h) |
| 95 mph (152.89 km/h) | 85.61 mph (137.77 km/h) |
| 100 mph (160.93 km/h) | 90.11 mph (145.02 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
