Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-13 | 165/60-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.44 (519.2) | 20.8 (528.2) | 0.35 (9) 1.7% |
| Width inches (mm) | 5.31 (135) | 6.5 (165) | 1.18 (30) 22.2% |
| Circum. inches (mm) | 64.22 (1631.11) | 65.33 (1659.39) | 1.11 (28.27) 1.7% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 3.9 (99) | 0.18 (4.5) 4.8% |
| Revolutions per mile (km) | 986.65 (613.08) | 969.84 (602.63) | -16.81 (-10.45) -1.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.35 mph (32.74 km/h) |
| 25 mph (40.23 km/h) | 25.43 mph (40.93 km/h) |
| 30 mph (48.28 km/h) | 30.52 mph (49.12 km/h) |
| 35 mph (56.33 km/h) | 35.61 mph (57.3 km/h) |
| 40 mph (64.37 km/h) | 40.69 mph (65.49 km/h) |
| 45 mph (72.42 km/h) | 45.78 mph (73.68 km/h) |
| 50 mph (80.47 km/h) | 50.87 mph (81.86 km/h) |
| 55 mph (88.51 km/h) | 55.95 mph (90.05 km/h) |
| 60 mph (96.56 km/h) | 61.04 mph (98.23 km/h) |
| 65 mph (104.61 km/h) | 66.13 mph (106.42 km/h) |
| 70 mph (112.65 km/h) | 71.21 mph (114.61 km/h) |
| 75 mph (120.7 km/h) | 76.3 mph (122.79 km/h) |
| 80 mph (128.75 km/h) | 81.39 mph (130.98 km/h) |
| 85 mph (136.79 km/h) | 86.47 mph (139.17 km/h) |
| 90 mph (144.84 km/h) | 91.56 mph (147.35 km/h) |
| 95 mph (152.89 km/h) | 96.65 mph (155.54 km/h) |
| 100 mph (160.93 km/h) | 101.73 mph (163.72 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
