Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 160/80-16 | 185/70-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.08 (662.4) | 26.2 (665.4) | 0.12 (3) 0.5% |
| Width inches (mm) | 6.3 (160) | 7.28 (185) | 0.98 (25) 15.6% |
| Circum. inches (mm) | 81.93 (2080.99) | 82.3 (2090.42) | 0.37 (9.42) 0.5% |
| Sidewall Height inches (mm) | 5.04 (128) | 5.1 (129.5) | 0.06 (1.5) 1.2% |
| Revolutions per mile (km) | 773.35 (480.54) | 769.87 (478.37) | -3.49 (-2.17) -0.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.09 mph (32.33 km/h) |
| 25 mph (40.23 km/h) | 25.11 mph (40.42 km/h) |
| 30 mph (48.28 km/h) | 30.14 mph (48.5 km/h) |
| 35 mph (56.33 km/h) | 35.16 mph (56.58 km/h) |
| 40 mph (64.37 km/h) | 40.18 mph (64.67 km/h) |
| 45 mph (72.42 km/h) | 45.2 mph (72.75 km/h) |
| 50 mph (80.47 km/h) | 50.23 mph (80.83 km/h) |
| 55 mph (88.51 km/h) | 55.25 mph (88.91 km/h) |
| 60 mph (96.56 km/h) | 60.27 mph (97 km/h) |
| 65 mph (104.61 km/h) | 65.29 mph (105.08 km/h) |
| 70 mph (112.65 km/h) | 70.32 mph (113.16 km/h) |
| 75 mph (120.7 km/h) | 75.34 mph (121.25 km/h) |
| 80 mph (128.75 km/h) | 80.36 mph (129.33 km/h) |
| 85 mph (136.79 km/h) | 85.38 mph (137.41 km/h) |
| 90 mph (144.84 km/h) | 90.41 mph (145.5 km/h) |
| 95 mph (152.89 km/h) | 95.43 mph (153.58 km/h) |
| 100 mph (160.93 km/h) | 100.45 mph (161.66 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1959 | 2276 | 2451 | 2559 | 2676 | 2760 | 2851 | 2960 | 3110 | 3260 | 3426 | 3560 | 3802 | 4068 | 4277 | 4410 | 4485 | 4760 | 5144 | 5978 |
Better Fuel Economy Factory Ratios Increased Power
