Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 110/80-18 | 110/100-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.93 (633.2) | 26.66 (677.2) | 1.73 (44) 6.9% |
| Width inches (mm) | 4.33 (110) | 4.33 (110) | 0 (0) 0% |
| Circum. inches (mm) | 78.32 (1989.26) | 83.76 (2127.49) | 5.44 (138.23) 6.9% |
| Sidewall Height inches (mm) | 3.46 (88) | 4.33 (110) | 0.87 (22) 25% |
| Revolutions per mile (km) | 809.02 (502.7) | 756.45 (470.04) | -52.56 (-32.66) -6.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.39 mph (34.42 km/h) |
| 25 mph (40.23 km/h) | 26.74 mph (43.03 km/h) |
| 30 mph (48.28 km/h) | 32.08 mph (51.64 km/h) |
| 35 mph (56.33 km/h) | 37.43 mph (60.24 km/h) |
| 40 mph (64.37 km/h) | 42.78 mph (68.85 km/h) |
| 45 mph (72.42 km/h) | 48.13 mph (77.45 km/h) |
| 50 mph (80.47 km/h) | 53.47 mph (86.06 km/h) |
| 55 mph (88.51 km/h) | 58.82 mph (94.66 km/h) |
| 60 mph (96.56 km/h) | 64.17 mph (103.27 km/h) |
| 65 mph (104.61 km/h) | 69.52 mph (111.88 km/h) |
| 70 mph (112.65 km/h) | 74.86 mph (120.48 km/h) |
| 75 mph (120.7 km/h) | 80.21 mph (129.09 km/h) |
| 80 mph (128.75 km/h) | 85.56 mph (137.69 km/h) |
| 85 mph (136.79 km/h) | 90.91 mph (146.3 km/h) |
| 90 mph (144.84 km/h) | 96.25 mph (154.91 km/h) |
| 95 mph (152.89 km/h) | 101.6 mph (163.51 km/h) |
| 100 mph (160.93 km/h) | 106.95 mph (172.12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1925 | 2236 | 2408 | 2515 | 2630 | 2711 | 2802 | 2908 | 3055 | 3203 | 3367 | 3498 | 3735 | 3998 | 4202 | 4333 | 4407 | 4677 | 5054 | 5873 |
Better Fuel Economy Factory Ratios Increased Power
