Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/80-17 | 185/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.39 (695.8) | 25.74 (653.8) | -1.65 (-42) -6% |
| Width inches (mm) | 6.5 (165) | 7.28 (185) | 0.79 (20) 12.1% |
| Circum. inches (mm) | 86.06 (2185.92) | 80.87 (2053.97) | -5.19 (-131.95) -6% |
| Sidewall Height inches (mm) | 5.2 (132) | 4.37 (111) | -0.83 (-21) -15.9% |
| Revolutions per mile (km) | 736.23 (457.47) | 783.53 (486.86) | 47.3 (29.39) 6.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.79 mph (30.24 km/h) |
| 25 mph (40.23 km/h) | 23.49 mph (37.81 km/h) |
| 30 mph (48.28 km/h) | 28.19 mph (45.37 km/h) |
| 35 mph (56.33 km/h) | 32.89 mph (52.93 km/h) |
| 40 mph (64.37 km/h) | 37.59 mph (60.49 km/h) |
| 45 mph (72.42 km/h) | 42.28 mph (68.05 km/h) |
| 50 mph (80.47 km/h) | 46.98 mph (75.61 km/h) |
| 55 mph (88.51 km/h) | 51.68 mph (83.17 km/h) |
| 60 mph (96.56 km/h) | 56.38 mph (90.73 km/h) |
| 65 mph (104.61 km/h) | 61.08 mph (98.29 km/h) |
| 70 mph (112.65 km/h) | 65.77 mph (105.85 km/h) |
| 75 mph (120.7 km/h) | 70.47 mph (113.42 km/h) |
| 80 mph (128.75 km/h) | 75.17 mph (120.98 km/h) |
| 85 mph (136.79 km/h) | 79.87 mph (128.54 km/h) |
| 90 mph (144.84 km/h) | 84.57 mph (136.1 km/h) |
| 95 mph (152.89 km/h) | 89.27 mph (143.66 km/h) |
| 100 mph (160.93 km/h) | 93.96 mph (151.22 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1994 | 2316 | 2495 | 2605 | 2724 | 2808 | 2902 | 3012 | 3165 | 3318 | 3487 | 3623 | 3869 | 4141 | 4353 | 4488 | 4565 | 4845 | 5235 | 6084 |
Better Fuel Economy Factory Ratios Increased Power
