Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/75-17 | 205/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.74 (679.3) | 29.91 (759.8) | 3.17 (80.5) 11.9% |
| Width inches (mm) | 6.5 (165) | 8.07 (205) | 1.57 (40) 24.2% |
| Circum. inches (mm) | 84.02 (2134.08) | 93.98 (2386.98) | 9.96 (252.9) 11.9% |
| Sidewall Height inches (mm) | 4.87 (123.75) | 6.46 (164) | 1.58 (40.25) 32.5% |
| Revolutions per mile (km) | 754.11 (468.58) | 674.22 (418.94) | -79.9 (-49.65) -10.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.37 mph (36 km/h) |
| 25 mph (40.23 km/h) | 27.96 mph (45 km/h) |
| 30 mph (48.28 km/h) | 33.56 mph (54 km/h) |
| 35 mph (56.33 km/h) | 39.15 mph (63 km/h) |
| 40 mph (64.37 km/h) | 44.74 mph (72 km/h) |
| 45 mph (72.42 km/h) | 50.33 mph (81 km/h) |
| 50 mph (80.47 km/h) | 55.93 mph (90 km/h) |
| 55 mph (88.51 km/h) | 61.52 mph (99 km/h) |
| 60 mph (96.56 km/h) | 67.11 mph (108 km/h) |
| 65 mph (104.61 km/h) | 72.7 mph (117 km/h) |
| 70 mph (112.65 km/h) | 78.3 mph (126 km/h) |
| 75 mph (120.7 km/h) | 83.89 mph (135 km/h) |
| 80 mph (128.75 km/h) | 89.48 mph (144 km/h) |
| 85 mph (136.79 km/h) | 95.07 mph (153.01 km/h) |
| 90 mph (144.84 km/h) | 100.67 mph (162.01 km/h) |
| 95 mph (152.89 km/h) | 106.26 mph (171.01 km/h) |
| 100 mph (160.93 km/h) | 111.85 mph (180.01 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1716 | 1993 | 2147 | 2241 | 2344 | 2417 | 2497 | 2592 | 2723 | 2855 | 3001 | 3118 | 3329 | 3563 | 3745 | 3862 | 3928 | 4169 | 4505 | 5235 |
Better Fuel Economy Factory Ratios Increased Power
