Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/50-15 | 185/60-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.28 (566) | 22.74 (577.6) | 0.46 (11.6) 2% |
| Width inches (mm) | 7.28 (185) | 7.28 (185) | 0 (0) 0% |
| Circum. inches (mm) | 70.01 (1778.14) | 71.44 (1814.58) | 1.43 (36.44) 2% |
| Sidewall Height inches (mm) | 3.64 (92.5) | 4.37 (111) | 0.73 (18.5) 20% |
| Revolutions per mile (km) | 905.07 (562.38) | 886.89 (551.09) | -18.18 (-11.29) -2% |
185/60-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.41 mph (32.85 km/h) |
| 25 mph (40.23 km/h) | 25.51 mph (41.06 km/h) |
| 30 mph (48.28 km/h) | 30.61 mph (49.27 km/h) |
| 35 mph (56.33 km/h) | 35.72 mph (57.48 km/h) |
| 40 mph (64.37 km/h) | 40.82 mph (65.69 km/h) |
| 45 mph (72.42 km/h) | 45.92 mph (73.9 km/h) |
| 50 mph (80.47 km/h) | 51.02 mph (82.12 km/h) |
| 55 mph (88.51 km/h) | 56.13 mph (90.33 km/h) |
| 60 mph (96.56 km/h) | 61.23 mph (98.54 km/h) |
| 65 mph (104.61 km/h) | 66.33 mph (106.75 km/h) |
| 70 mph (112.65 km/h) | 71.43 mph (114.96 km/h) |
| 75 mph (120.7 km/h) | 76.54 mph (123.17 km/h) |
| 80 mph (128.75 km/h) | 81.64 mph (131.39 km/h) |
| 85 mph (136.79 km/h) | 86.74 mph (139.6 km/h) |
| 90 mph (144.84 km/h) | 91.84 mph (147.81 km/h) |
| 95 mph (152.89 km/h) | 96.95 mph (156.02 km/h) |
| 100 mph (160.93 km/h) | 102.05 mph (164.23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2257 | 2622 | 2824 | 2948 | 3083 | 3179 | 3285 | 3409 | 3582 | 3755 | 3947 | 4101 | 4379 | 4687 | 4927 | 5081 | 5167 | 5484 | 5926 | 6886 |
Better Fuel Economy Factory Ratios Increased Power
