Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 110/70-18 | 120/110-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.06 (611.2) | 28.39 (721.2) | 4.33 (110) 18% |
| Width inches (mm) | 4.33 (110) | 4.72 (120) | 0.39 (10) 9.1% |
| Circum. inches (mm) | 75.6 (1920.14) | 89.2 (2265.72) | 13.61 (345.58) 18% |
| Sidewall Height inches (mm) | 3.03 (77) | 5.2 (132) | 2.17 (55) 71.4% |
| Revolutions per mile (km) | 838.14 (520.79) | 710.3 (441.36) | -127.84 (-79.43) -15.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.6 mph (37.98 km/h) |
| 25 mph (40.23 km/h) | 29.5 mph (47.47 km/h) |
| 30 mph (48.28 km/h) | 35.4 mph (56.97 km/h) |
| 35 mph (56.33 km/h) | 41.3 mph (66.46 km/h) |
| 40 mph (64.37 km/h) | 47.2 mph (75.96 km/h) |
| 45 mph (72.42 km/h) | 53.1 mph (85.45 km/h) |
| 50 mph (80.47 km/h) | 59 mph (94.95 km/h) |
| 55 mph (88.51 km/h) | 64.9 mph (104.44 km/h) |
| 60 mph (96.56 km/h) | 70.8 mph (113.94 km/h) |
| 65 mph (104.61 km/h) | 76.7 mph (123.43 km/h) |
| 70 mph (112.65 km/h) | 82.6 mph (132.93 km/h) |
| 75 mph (120.7 km/h) | 88.5 mph (142.42 km/h) |
| 80 mph (128.75 km/h) | 94.4 mph (151.92 km/h) |
| 85 mph (136.79 km/h) | 100.3 mph (161.41 km/h) |
| 90 mph (144.84 km/h) | 106.2 mph (170.91 km/h) |
| 95 mph (152.89 km/h) | 112.1 mph (180.4 km/h) |
| 100 mph (160.93 km/h) | 118 mph (189.9 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1808 | 2100 | 2261 | 2361 | 2469 | 2546 | 2631 | 2731 | 2869 | 3008 | 3161 | 3284 | 3507 | 3754 | 3946 | 4069 | 4138 | 4392 | 4746 | 5515 |
Better Fuel Economy Factory Ratios Increased Power
