Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 80/90-16 | 100/90-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.67 (550.4) | 21.09 (535.6) | -0.58 (-14.8) -2.7% |
| Width inches (mm) | 3.15 (80) | 3.94 (100) | 0.79 (20) 25% |
| Circum. inches (mm) | 68.08 (1729.13) | 66.25 (1682.64) | -1.83 (-46.5) -2.7% |
| Sidewall Height inches (mm) | 2.83 (72) | 3.54 (90) | 0.71 (18) 25% |
| Revolutions per mile (km) | 930.72 (578.32) | 956.44 (594.3) | 25.72 (15.98) 2.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.46 mph (31.32 km/h) |
| 25 mph (40.23 km/h) | 24.33 mph (39.15 km/h) |
| 30 mph (48.28 km/h) | 29.19 mph (46.98 km/h) |
| 35 mph (56.33 km/h) | 34.06 mph (54.81 km/h) |
| 40 mph (64.37 km/h) | 38.92 mph (62.64 km/h) |
| 45 mph (72.42 km/h) | 43.79 mph (70.47 km/h) |
| 50 mph (80.47 km/h) | 48.66 mph (78.3 km/h) |
| 55 mph (88.51 km/h) | 53.52 mph (86.13 km/h) |
| 60 mph (96.56 km/h) | 58.39 mph (93.96 km/h) |
| 65 mph (104.61 km/h) | 63.25 mph (101.79 km/h) |
| 70 mph (112.65 km/h) | 68.12 mph (109.63 km/h) |
| 75 mph (120.7 km/h) | 72.98 mph (117.46 km/h) |
| 80 mph (128.75 km/h) | 77.85 mph (125.29 km/h) |
| 85 mph (136.79 km/h) | 82.71 mph (133.12 km/h) |
| 90 mph (144.84 km/h) | 87.58 mph (140.95 km/h) |
| 95 mph (152.89 km/h) | 92.45 mph (148.78 km/h) |
| 100 mph (160.93 km/h) | 97.31 mph (156.61 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
