Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 110/70-12 | 80/90-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 18.06 (458.8) | 17.67 (448.8) | -0.39 (-10) -2.2% |
| Width inches (mm) | 4.33 (110) | 3.15 (80) | -1.18 (-30) -27.3% |
| Circum. inches (mm) | 56.75 (1441.36) | 55.51 (1409.95) | -1.24 (-31.42) -2.2% |
| Sidewall Height inches (mm) | 3.03 (77) | 2.83 (72) | -0.2 (-5) -6.5% |
| Revolutions per mile (km) | 1116.54 (693.79) | 1141.42 (709.25) | 24.88 (15.46) 2.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.56 mph (31.49 km/h) |
| 25 mph (40.23 km/h) | 24.46 mph (39.36 km/h) |
| 30 mph (48.28 km/h) | 29.35 mph (47.23 km/h) |
| 35 mph (56.33 km/h) | 34.24 mph (55.1 km/h) |
| 40 mph (64.37 km/h) | 39.13 mph (62.97 km/h) |
| 45 mph (72.42 km/h) | 44.02 mph (70.84 km/h) |
| 50 mph (80.47 km/h) | 48.91 mph (78.71 km/h) |
| 55 mph (88.51 km/h) | 53.8 mph (86.58 km/h) |
| 60 mph (96.56 km/h) | 58.69 mph (94.46 km/h) |
| 65 mph (104.61 km/h) | 63.58 mph (102.33 km/h) |
| 70 mph (112.65 km/h) | 68.47 mph (110.2 km/h) |
| 75 mph (120.7 km/h) | 73.37 mph (118.07 km/h) |
| 80 mph (128.75 km/h) | 78.26 mph (125.94 km/h) |
| 85 mph (136.79 km/h) | 83.15 mph (133.81 km/h) |
| 90 mph (144.84 km/h) | 88.04 mph (141.68 km/h) |
| 95 mph (152.89 km/h) | 92.93 mph (149.56 km/h) |
| 100 mph (160.93 km/h) | 97.82 mph (157.43 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
