Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 180/55-17 | 160/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.8 (629.8) | 24.56 (623.8) | -0.24 (-6) -1% |
| Width inches (mm) | 7.09 (180) | 6.3 (160) | -0.79 (-20) -11.1% |
| Circum. inches (mm) | 77.9 (1978.58) | 77.15 (1959.73) | -0.74 (-18.85) -1% |
| Sidewall Height inches (mm) | 3.9 (99) | 3.78 (96) | -0.12 (-3) -3% |
| Revolutions per mile (km) | 813.39 (505.41) | 821.21 (510.27) | 7.82 (4.86) 1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.81 mph (31.88 km/h) |
| 25 mph (40.23 km/h) | 24.76 mph (39.85 km/h) |
| 30 mph (48.28 km/h) | 29.71 mph (47.82 km/h) |
| 35 mph (56.33 km/h) | 34.67 mph (55.79 km/h) |
| 40 mph (64.37 km/h) | 39.62 mph (63.76 km/h) |
| 45 mph (72.42 km/h) | 44.57 mph (71.73 km/h) |
| 50 mph (80.47 km/h) | 49.52 mph (79.7 km/h) |
| 55 mph (88.51 km/h) | 54.48 mph (87.67 km/h) |
| 60 mph (96.56 km/h) | 59.43 mph (95.64 km/h) |
| 65 mph (104.61 km/h) | 64.38 mph (103.61 km/h) |
| 70 mph (112.65 km/h) | 69.33 mph (111.58 km/h) |
| 75 mph (120.7 km/h) | 74.29 mph (119.55 km/h) |
| 80 mph (128.75 km/h) | 79.24 mph (127.52 km/h) |
| 85 mph (136.79 km/h) | 84.19 mph (135.49 km/h) |
| 90 mph (144.84 km/h) | 89.14 mph (143.46 km/h) |
| 95 mph (152.89 km/h) | 94.09 mph (151.43 km/h) |
| 100 mph (160.93 km/h) | 99.05 mph (159.4 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2090 | 2428 | 2614 | 2730 | 2855 | 2944 | 3041 | 3157 | 3317 | 3477 | 3655 | 3797 | 4055 | 4340 | 4562 | 4704 | 4784 | 5078 | 5487 | 6376 |
Better Fuel Economy Factory Ratios Increased Power
