Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/85-14 | 28/10-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.38 (670.1) | 28 (711.2) | 1.62 (41.1) 6.1% |
| Width inches (mm) | 7.28 (185) | 10 (254) | 2.72 (69) 37.3% |
| Circum. inches (mm) | 82.88 (2105.18) | 87.96 (2234.3) | 5.08 (129.12) 6.1% |
| Sidewall Height inches (mm) | 6.19 (157.25) | 7 (177.8) | 0.81 (20.55) 13.1% |
| Revolutions per mile (km) | 764.47 (475.02) | 720.29 (447.57) | -44.18 (-27.45) -5.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.23 mph (34.16 km/h) |
| 25 mph (40.23 km/h) | 26.53 mph (42.7 km/h) |
| 30 mph (48.28 km/h) | 31.84 mph (51.24 km/h) |
| 35 mph (56.33 km/h) | 37.15 mph (59.78 km/h) |
| 40 mph (64.37 km/h) | 42.45 mph (68.32 km/h) |
| 45 mph (72.42 km/h) | 47.76 mph (76.86 km/h) |
| 50 mph (80.47 km/h) | 53.07 mph (85.4 km/h) |
| 55 mph (88.51 km/h) | 58.37 mph (93.94 km/h) |
| 60 mph (96.56 km/h) | 63.68 mph (102.48 km/h) |
| 65 mph (104.61 km/h) | 68.99 mph (111.02 km/h) |
| 70 mph (112.65 km/h) | 74.29 mph (119.56 km/h) |
| 75 mph (120.7 km/h) | 79.6 mph (128.1 km/h) |
| 80 mph (128.75 km/h) | 84.91 mph (136.64 km/h) |
| 85 mph (136.79 km/h) | 90.21 mph (145.18 km/h) |
| 90 mph (144.84 km/h) | 95.52 mph (153.72 km/h) |
| 95 mph (152.89 km/h) | 100.83 mph (162.27 km/h) |
| 100 mph (160.93 km/h) | 106.13 mph (170.81 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1833 | 2129 | 2293 | 2395 | 2504 | 2582 | 2668 | 2769 | 2909 | 3050 | 3206 | 3331 | 3557 | 3806 | 4001 | 4126 | 4196 | 4454 | 4813 | 5593 |
Better Fuel Economy Factory Ratios Increased Power
