Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 115/70-14 | 125/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.34 (516.6) | 20.4 (518.1) | 0.06 (1.5) 0.3% |
| Width inches (mm) | 4.53 (115) | 4.92 (125) | 0.39 (10) 8.7% |
| Circum. inches (mm) | 63.9 (1622.95) | 64.08 (1627.66) | 0.19 (4.71) 0.3% |
| Sidewall Height inches (mm) | 3.17 (80.5) | 3.2 (81.25) | 0.03 (0.75) 0.9% |
| Revolutions per mile (km) | 991.62 (616.16) | 988.75 (614.38) | -2.87 (-1.78) -0.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.06 mph (32.28 km/h) |
| 25 mph (40.23 km/h) | 25.07 mph (40.35 km/h) |
| 30 mph (48.28 km/h) | 30.09 mph (48.42 km/h) |
| 35 mph (56.33 km/h) | 35.1 mph (56.49 km/h) |
| 40 mph (64.37 km/h) | 40.12 mph (64.56 km/h) |
| 45 mph (72.42 km/h) | 45.13 mph (72.63 km/h) |
| 50 mph (80.47 km/h) | 50.15 mph (80.7 km/h) |
| 55 mph (88.51 km/h) | 55.16 mph (88.77 km/h) |
| 60 mph (96.56 km/h) | 60.17 mph (96.84 km/h) |
| 65 mph (104.61 km/h) | 65.19 mph (104.91 km/h) |
| 70 mph (112.65 km/h) | 70.2 mph (112.98 km/h) |
| 75 mph (120.7 km/h) | 75.22 mph (121.05 km/h) |
| 80 mph (128.75 km/h) | 80.23 mph (129.12 km/h) |
| 85 mph (136.79 km/h) | 85.25 mph (137.19 km/h) |
| 90 mph (144.84 km/h) | 90.26 mph (145.26 km/h) |
| 95 mph (152.89 km/h) | 95.28 mph (153.33 km/h) |
| 100 mph (160.93 km/h) | 100.29 mph (161.4 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
