Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 90/80-16 | 110/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.67 (550.4) | 22.93 (582.4) | 1.26 (32) 5.8% |
| Width inches (mm) | 3.54 (90) | 4.33 (110) | 0.79 (20) 22.2% |
| Circum. inches (mm) | 68.08 (1729.13) | 72.03 (1829.66) | 3.96 (100.53) 5.8% |
| Sidewall Height inches (mm) | 2.83 (72) | 3.46 (88) | 0.63 (16) 22.2% |
| Revolutions per mile (km) | 930.72 (578.32) | 879.58 (546.55) | -51.14 (-31.78) -5.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.16 mph (34.06 km/h) |
| 25 mph (40.23 km/h) | 26.45 mph (42.57 km/h) |
| 30 mph (48.28 km/h) | 31.74 mph (51.09 km/h) |
| 35 mph (56.33 km/h) | 37.03 mph (59.6 km/h) |
| 40 mph (64.37 km/h) | 42.33 mph (68.12 km/h) |
| 45 mph (72.42 km/h) | 47.62 mph (76.63 km/h) |
| 50 mph (80.47 km/h) | 52.91 mph (85.15 km/h) |
| 55 mph (88.51 km/h) | 58.2 mph (93.66 km/h) |
| 60 mph (96.56 km/h) | 63.49 mph (102.17 km/h) |
| 65 mph (104.61 km/h) | 68.78 mph (110.69 km/h) |
| 70 mph (112.65 km/h) | 74.07 mph (119.2 km/h) |
| 75 mph (120.7 km/h) | 79.36 mph (127.72 km/h) |
| 80 mph (128.75 km/h) | 84.65 mph (136.23 km/h) |
| 85 mph (136.79 km/h) | 89.94 mph (144.75 km/h) |
| 90 mph (144.84 km/h) | 95.23 mph (153.26 km/h) |
| 95 mph (152.89 km/h) | 100.52 mph (161.78 km/h) |
| 100 mph (160.93 km/h) | 105.81 mph (170.29 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2238 | 2600 | 2800 | 2924 | 3058 | 3153 | 3258 | 3381 | 3553 | 3724 | 3915 | 4067 | 4343 | 4648 | 4886 | 5039 | 5124 | 5439 | 5877 | 6829 |
Better Fuel Economy Factory Ratios Increased Power
