Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 80/100-17 | 100/100-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.3 (591.8) | 24.87 (631.8) | 1.57 (40) 6.8% |
| Width inches (mm) | 3.15 (80) | 3.94 (100) | 0.79 (20) 25% |
| Circum. inches (mm) | 73.2 (1859.19) | 78.14 (1984.86) | 4.95 (125.66) 6.8% |
| Sidewall Height inches (mm) | 3.15 (80) | 3.94 (100) | 0.79 (20) 25% |
| Revolutions per mile (km) | 865.61 (537.87) | 810.81 (503.81) | -54.8 (-34.05) -6.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.35 mph (34.36 km/h) |
| 25 mph (40.23 km/h) | 26.69 mph (42.95 km/h) |
| 30 mph (48.28 km/h) | 32.03 mph (51.54 km/h) |
| 35 mph (56.33 km/h) | 37.37 mph (60.13 km/h) |
| 40 mph (64.37 km/h) | 42.7 mph (68.72 km/h) |
| 45 mph (72.42 km/h) | 48.04 mph (77.32 km/h) |
| 50 mph (80.47 km/h) | 53.38 mph (85.91 km/h) |
| 55 mph (88.51 km/h) | 58.72 mph (94.5 km/h) |
| 60 mph (96.56 km/h) | 64.06 mph (103.09 km/h) |
| 65 mph (104.61 km/h) | 69.39 mph (111.68 km/h) |
| 70 mph (112.65 km/h) | 74.73 mph (120.27 km/h) |
| 75 mph (120.7 km/h) | 80.07 mph (128.86 km/h) |
| 80 mph (128.75 km/h) | 85.41 mph (137.45 km/h) |
| 85 mph (136.79 km/h) | 90.75 mph (146.04 km/h) |
| 90 mph (144.84 km/h) | 96.08 mph (154.63 km/h) |
| 95 mph (152.89 km/h) | 101.42 mph (163.22 km/h) |
| 100 mph (160.93 km/h) | 106.76 mph (171.81 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2063 | 2397 | 2581 | 2696 | 2818 | 2906 | 3003 | 3117 | 3275 | 3433 | 3609 | 3749 | 4004 | 4285 | 4504 | 4645 | 4724 | 5014 | 5417 | 6295 |
Better Fuel Economy Factory Ratios Increased Power
