Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 100/80-10 | 120/80-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 16.3 (414) | 17.56 (446) | 1.26 (32) 7.7% |
| Width inches (mm) | 3.94 (100) | 4.72 (120) | 0.79 (20) 20% |
| Circum. inches (mm) | 51.21 (1300.62) | 55.16 (1401.15) | 3.96 (100.53) 7.7% |
| Sidewall Height inches (mm) | 3.15 (80) | 3.78 (96) | 0.63 (16) 20% |
| Revolutions per mile (km) | 1237.37 (768.86) | 1148.59 (713.7) | -88.78 (-55.17) -7.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.55 mph (34.67 km/h) |
| 25 mph (40.23 km/h) | 26.93 mph (43.34 km/h) |
| 30 mph (48.28 km/h) | 32.32 mph (52.01 km/h) |
| 35 mph (56.33 km/h) | 37.71 mph (60.68 km/h) |
| 40 mph (64.37 km/h) | 43.09 mph (69.35 km/h) |
| 45 mph (72.42 km/h) | 48.48 mph (78.02 km/h) |
| 50 mph (80.47 km/h) | 53.86 mph (86.69 km/h) |
| 55 mph (88.51 km/h) | 59.25 mph (95.36 km/h) |
| 60 mph (96.56 km/h) | 64.64 mph (104.02 km/h) |
| 65 mph (104.61 km/h) | 70.02 mph (112.69 km/h) |
| 70 mph (112.65 km/h) | 75.41 mph (121.36 km/h) |
| 75 mph (120.7 km/h) | 80.8 mph (130.03 km/h) |
| 80 mph (128.75 km/h) | 86.18 mph (138.7 km/h) |
| 85 mph (136.79 km/h) | 91.57 mph (147.37 km/h) |
| 90 mph (144.84 km/h) | 96.96 mph (156.04 km/h) |
| 95 mph (152.89 km/h) | 102.34 mph (164.71 km/h) |
| 100 mph (160.93 km/h) | 107.73 mph (173.37 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
