Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 90/80-16 | 100/90-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.67 (550.4) | 23.09 (586.4) | 1.42 (36) 6.5% |
| Width inches (mm) | 3.54 (90) | 3.94 (100) | 0.39 (10) 11.1% |
| Circum. inches (mm) | 68.08 (1729.13) | 72.53 (1842.23) | 4.45 (113.1) 6.5% |
| Sidewall Height inches (mm) | 2.83 (72) | 3.54 (90) | 0.71 (18) 25% |
| Revolutions per mile (km) | 930.72 (578.32) | 873.58 (542.82) | -57.14 (-35.5) -6.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.31 mph (34.29 km/h) |
| 25 mph (40.23 km/h) | 26.64 mph (42.87 km/h) |
| 30 mph (48.28 km/h) | 31.96 mph (51.44 km/h) |
| 35 mph (56.33 km/h) | 37.29 mph (60.01 km/h) |
| 40 mph (64.37 km/h) | 42.62 mph (68.58 km/h) |
| 45 mph (72.42 km/h) | 47.94 mph (77.16 km/h) |
| 50 mph (80.47 km/h) | 53.27 mph (85.73 km/h) |
| 55 mph (88.51 km/h) | 58.6 mph (94.3 km/h) |
| 60 mph (96.56 km/h) | 63.92 mph (102.88 km/h) |
| 65 mph (104.61 km/h) | 69.25 mph (111.45 km/h) |
| 70 mph (112.65 km/h) | 74.58 mph (120.02 km/h) |
| 75 mph (120.7 km/h) | 79.91 mph (128.6 km/h) |
| 80 mph (128.75 km/h) | 85.23 mph (137.17 km/h) |
| 85 mph (136.79 km/h) | 90.56 mph (145.74 km/h) |
| 90 mph (144.84 km/h) | 95.89 mph (154.31 km/h) |
| 95 mph (152.89 km/h) | 101.21 mph (162.89 km/h) |
| 100 mph (160.93 km/h) | 106.54 mph (171.46 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2223 | 2583 | 2781 | 2904 | 3037 | 3131 | 3235 | 3358 | 3529 | 3699 | 3888 | 4039 | 4314 | 4616 | 4853 | 5004 | 5089 | 5402 | 5837 | 6783 |
Better Fuel Economy Factory Ratios Increased Power
