Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/70-14 | 175/75-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.2 (614.6) | 24.33 (618.1) | 0.14 (3.5) 0.6% |
| Width inches (mm) | 7.28 (185) | 6.89 (175) | -0.39 (-10) -5.4% |
| Circum. inches (mm) | 76.02 (1930.82) | 76.45 (1941.82) | 0.43 (11) 0.6% |
| Sidewall Height inches (mm) | 5.1 (129.5) | 5.17 (131.25) | 0.07 (1.75) 1.4% |
| Revolutions per mile (km) | 833.5 (517.91) | 828.78 (514.98) | -4.72 (-2.93) -0.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.11 mph (32.37 km/h) |
| 25 mph (40.23 km/h) | 25.14 mph (40.46 km/h) |
| 30 mph (48.28 km/h) | 30.17 mph (48.56 km/h) |
| 35 mph (56.33 km/h) | 35.2 mph (56.65 km/h) |
| 40 mph (64.37 km/h) | 40.23 mph (64.74 km/h) |
| 45 mph (72.42 km/h) | 45.26 mph (72.83 km/h) |
| 50 mph (80.47 km/h) | 50.28 mph (80.93 km/h) |
| 55 mph (88.51 km/h) | 55.31 mph (89.02 km/h) |
| 60 mph (96.56 km/h) | 60.34 mph (97.11 km/h) |
| 65 mph (104.61 km/h) | 65.37 mph (105.2 km/h) |
| 70 mph (112.65 km/h) | 70.4 mph (113.3 km/h) |
| 75 mph (120.7 km/h) | 75.43 mph (121.39 km/h) |
| 80 mph (128.75 km/h) | 80.46 mph (129.48 km/h) |
| 85 mph (136.79 km/h) | 85.48 mph (137.57 km/h) |
| 90 mph (144.84 km/h) | 90.51 mph (145.67 km/h) |
| 95 mph (152.89 km/h) | 95.54 mph (153.76 km/h) |
| 100 mph (160.93 km/h) | 100.57 mph (161.85 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2109 | 2450 | 2639 | 2755 | 2881 | 2971 | 3069 | 3186 | 3348 | 3509 | 3689 | 3832 | 4093 | 4380 | 4604 | 4748 | 4828 | 5125 | 5537 | 6435 |
Better Fuel Economy Factory Ratios Increased Power
