Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/80-14 | 185/60-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.02 (635.6) | 22.74 (577.6) | -2.28 (-58) -9.1% |
| Width inches (mm) | 6.89 (175) | 7.28 (185) | 0.39 (10) 5.7% |
| Circum. inches (mm) | 78.61 (1996.8) | 71.44 (1814.58) | -7.17 (-182.21) -9.1% |
| Sidewall Height inches (mm) | 5.51 (140) | 4.37 (111) | -1.14 (-29) -20.7% |
| Revolutions per mile (km) | 805.96 (500.8) | 886.89 (551.09) | 80.93 (50.29) 10% |
185/60-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.17 mph (29.25 km/h) |
| 25 mph (40.23 km/h) | 22.72 mph (36.56 km/h) |
| 30 mph (48.28 km/h) | 27.26 mph (43.87 km/h) |
| 35 mph (56.33 km/h) | 31.81 mph (51.19 km/h) |
| 40 mph (64.37 km/h) | 36.35 mph (58.5 km/h) |
| 45 mph (72.42 km/h) | 40.89 mph (65.81 km/h) |
| 50 mph (80.47 km/h) | 45.44 mph (73.12 km/h) |
| 55 mph (88.51 km/h) | 49.98 mph (80.44 km/h) |
| 60 mph (96.56 km/h) | 54.52 mph (87.75 km/h) |
| 65 mph (104.61 km/h) | 59.07 mph (95.06 km/h) |
| 70 mph (112.65 km/h) | 63.61 mph (102.37 km/h) |
| 75 mph (120.7 km/h) | 68.16 mph (109.69 km/h) |
| 80 mph (128.75 km/h) | 72.7 mph (117 km/h) |
| 85 mph (136.79 km/h) | 77.24 mph (124.31 km/h) |
| 90 mph (144.84 km/h) | 81.79 mph (131.62 km/h) |
| 95 mph (152.89 km/h) | 86.33 mph (138.94 km/h) |
| 100 mph (160.93 km/h) | 90.87 mph (146.25 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
