Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/70-14 | 125/85-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.89 (530.6) | 22.37 (568.1) | 1.48 (37.5) 7.1% |
| Width inches (mm) | 4.92 (125) | 4.92 (125) | 0 (0) 0% |
| Circum. inches (mm) | 65.63 (1666.93) | 70.27 (1784.74) | 4.64 (117.81) 7.1% |
| Sidewall Height inches (mm) | 3.44 (87.5) | 4.18 (106.25) | 0.74 (18.75) 21.4% |
| Revolutions per mile (km) | 965.45 (599.9) | 901.73 (560.31) | -63.73 (-39.6) -6.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.41 mph (34.46 km/h) |
| 25 mph (40.23 km/h) | 26.77 mph (43.08 km/h) |
| 30 mph (48.28 km/h) | 32.12 mph (51.69 km/h) |
| 35 mph (56.33 km/h) | 37.47 mph (60.31 km/h) |
| 40 mph (64.37 km/h) | 42.83 mph (68.92 km/h) |
| 45 mph (72.42 km/h) | 48.18 mph (77.54 km/h) |
| 50 mph (80.47 km/h) | 53.53 mph (86.15 km/h) |
| 55 mph (88.51 km/h) | 58.89 mph (94.77 km/h) |
| 60 mph (96.56 km/h) | 64.24 mph (103.39 km/h) |
| 65 mph (104.61 km/h) | 69.59 mph (112 km/h) |
| 70 mph (112.65 km/h) | 74.95 mph (120.62 km/h) |
| 75 mph (120.7 km/h) | 80.3 mph (129.23 km/h) |
| 80 mph (128.75 km/h) | 85.65 mph (137.85 km/h) |
| 85 mph (136.79 km/h) | 91.01 mph (146.46 km/h) |
| 90 mph (144.84 km/h) | 96.36 mph (155.08 km/h) |
| 95 mph (152.89 km/h) | 101.71 mph (163.69 km/h) |
| 100 mph (160.93 km/h) | 107.07 mph (172.31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2295 | 2666 | 2871 | 2998 | 3134 | 3232 | 3340 | 3466 | 3642 | 3818 | 4013 | 4170 | 4453 | 4765 | 5009 | 5166 | 5253 | 5576 | 6025 | 7001 |
Better Fuel Economy Factory Ratios Increased Power
