Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/75-17 | 175/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.74 (679.3) | 24.58 (624.3) | -2.17 (-55) -8.1% |
| Width inches (mm) | 6.5 (165) | 6.89 (175) | 0.39 (10) 6.1% |
| Circum. inches (mm) | 84.02 (2134.08) | 77.22 (1961.3) | -6.8 (-172.79) -8.1% |
| Sidewall Height inches (mm) | 4.87 (123.75) | 3.79 (96.25) | -1.08 (-27.5) -22.2% |
| Revolutions per mile (km) | 754.11 (468.58) | 820.55 (509.87) | 66.44 (41.28) 8.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.38 mph (29.58 km/h) |
| 25 mph (40.23 km/h) | 22.98 mph (36.98 km/h) |
| 30 mph (48.28 km/h) | 27.57 mph (44.37 km/h) |
| 35 mph (56.33 km/h) | 32.17 mph (51.77 km/h) |
| 40 mph (64.37 km/h) | 36.76 mph (59.16 km/h) |
| 45 mph (72.42 km/h) | 41.36 mph (66.56 km/h) |
| 50 mph (80.47 km/h) | 45.95 mph (73.95 km/h) |
| 55 mph (88.51 km/h) | 50.55 mph (81.35 km/h) |
| 60 mph (96.56 km/h) | 55.14 mph (88.74 km/h) |
| 65 mph (104.61 km/h) | 59.74 mph (96.14 km/h) |
| 70 mph (112.65 km/h) | 64.33 mph (103.53 km/h) |
| 75 mph (120.7 km/h) | 68.93 mph (110.93 km/h) |
| 80 mph (128.75 km/h) | 73.52 mph (118.32 km/h) |
| 85 mph (136.79 km/h) | 78.12 mph (125.72 km/h) |
| 90 mph (144.84 km/h) | 82.71 mph (133.11 km/h) |
| 95 mph (152.89 km/h) | 87.31 mph (140.51 km/h) |
| 100 mph (160.93 km/h) | 91.9 mph (147.9 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2088 | 2426 | 2612 | 2728 | 2852 | 2941 | 3039 | 3154 | 3314 | 3474 | 3652 | 3794 | 4052 | 4336 | 4558 | 4701 | 4781 | 5074 | 5482 | 6371 |
Better Fuel Economy Factory Ratios Increased Power
