Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 110/80-18 | 100/100-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.93 (633.2) | 25.87 (657.2) | 0.94 (24) 3.8% |
| Width inches (mm) | 4.33 (110) | 3.94 (100) | -0.39 (-10) -9.1% |
| Circum. inches (mm) | 78.32 (1989.26) | 81.29 (2064.65) | 2.97 (75.4) 3.8% |
| Sidewall Height inches (mm) | 3.46 (88) | 3.94 (100) | 0.47 (12) 13.6% |
| Revolutions per mile (km) | 809.02 (502.7) | 779.47 (484.34) | -29.54 (-18.36) -3.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.76 mph (33.41 km/h) |
| 25 mph (40.23 km/h) | 25.95 mph (41.76 km/h) |
| 30 mph (48.28 km/h) | 31.14 mph (50.11 km/h) |
| 35 mph (56.33 km/h) | 36.33 mph (58.46 km/h) |
| 40 mph (64.37 km/h) | 41.52 mph (66.81 km/h) |
| 45 mph (72.42 km/h) | 46.71 mph (75.17 km/h) |
| 50 mph (80.47 km/h) | 51.9 mph (83.52 km/h) |
| 55 mph (88.51 km/h) | 57.08 mph (91.87 km/h) |
| 60 mph (96.56 km/h) | 62.27 mph (100.22 km/h) |
| 65 mph (104.61 km/h) | 67.46 mph (108.57 km/h) |
| 70 mph (112.65 km/h) | 72.65 mph (116.92 km/h) |
| 75 mph (120.7 km/h) | 77.84 mph (125.28 km/h) |
| 80 mph (128.75 km/h) | 83.03 mph (133.63 km/h) |
| 85 mph (136.79 km/h) | 88.22 mph (141.98 km/h) |
| 90 mph (144.84 km/h) | 93.41 mph (150.33 km/h) |
| 95 mph (152.89 km/h) | 98.6 mph (158.68 km/h) |
| 100 mph (160.93 km/h) | 103.79 mph (167.03 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1984 | 2304 | 2482 | 2591 | 2710 | 2794 | 2887 | 2997 | 3148 | 3300 | 3469 | 3604 | 3849 | 4119 | 4330 | 4465 | 4541 | 4820 | 5208 | 6052 |
Better Fuel Economy Factory Ratios Increased Power
