Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 115/70-14 | 115/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.34 (516.6) | 19.89 (505.1) | -0.45 (-11.5) -2.2% |
| Width inches (mm) | 4.53 (115) | 4.53 (115) | 0 (0) 0% |
| Circum. inches (mm) | 63.9 (1622.95) | 62.47 (1586.82) | -1.42 (-36.13) -2.2% |
| Sidewall Height inches (mm) | 3.17 (80.5) | 2.94 (74.75) | -0.23 (-5.75) -7.1% |
| Revolutions per mile (km) | 991.62 (616.16) | 1014.2 (630.19) | 22.58 (14.03) 2.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.55 mph (31.47 km/h) |
| 25 mph (40.23 km/h) | 24.44 mph (39.34 km/h) |
| 30 mph (48.28 km/h) | 29.33 mph (47.21 km/h) |
| 35 mph (56.33 km/h) | 34.22 mph (55.07 km/h) |
| 40 mph (64.37 km/h) | 39.11 mph (62.94 km/h) |
| 45 mph (72.42 km/h) | 44 mph (70.81 km/h) |
| 50 mph (80.47 km/h) | 48.89 mph (78.68 km/h) |
| 55 mph (88.51 km/h) | 53.78 mph (86.54 km/h) |
| 60 mph (96.56 km/h) | 58.66 mph (94.41 km/h) |
| 65 mph (104.61 km/h) | 63.55 mph (102.28 km/h) |
| 70 mph (112.65 km/h) | 68.44 mph (110.15 km/h) |
| 75 mph (120.7 km/h) | 73.33 mph (118.01 km/h) |
| 80 mph (128.75 km/h) | 78.22 mph (125.88 km/h) |
| 85 mph (136.79 km/h) | 83.11 mph (133.75 km/h) |
| 90 mph (144.84 km/h) | 88 mph (141.62 km/h) |
| 95 mph (152.89 km/h) | 92.89 mph (149.48 km/h) |
| 100 mph (160.93 km/h) | 97.77 mph (157.35 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
