Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 100/90-16 | 90/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.09 (586.4) | 22.67 (575.8) | -0.42 (-10.6) -1.8% |
| Width inches (mm) | 3.94 (100) | 3.54 (90) | -0.39 (-10) -10% |
| Circum. inches (mm) | 72.53 (1842.23) | 71.22 (1808.93) | -1.31 (-33.3) -1.8% |
| Sidewall Height inches (mm) | 3.54 (90) | 2.83 (72) | -0.71 (-18) -20% |
| Revolutions per mile (km) | 873.58 (542.82) | 889.67 (552.81) | 16.08 (9.99) 1.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.64 mph (31.61 km/h) |
| 25 mph (40.23 km/h) | 24.55 mph (39.51 km/h) |
| 30 mph (48.28 km/h) | 29.46 mph (47.41 km/h) |
| 35 mph (56.33 km/h) | 34.37 mph (55.31 km/h) |
| 40 mph (64.37 km/h) | 39.28 mph (63.21 km/h) |
| 45 mph (72.42 km/h) | 44.19 mph (71.11 km/h) |
| 50 mph (80.47 km/h) | 49.1 mph (79.01 km/h) |
| 55 mph (88.51 km/h) | 54.01 mph (86.91 km/h) |
| 60 mph (96.56 km/h) | 58.92 mph (94.82 km/h) |
| 65 mph (104.61 km/h) | 63.83 mph (102.72 km/h) |
| 70 mph (112.65 km/h) | 68.73 mph (110.62 km/h) |
| 75 mph (120.7 km/h) | 73.64 mph (118.52 km/h) |
| 80 mph (128.75 km/h) | 78.55 mph (126.42 km/h) |
| 85 mph (136.79 km/h) | 83.46 mph (134.32 km/h) |
| 90 mph (144.84 km/h) | 88.37 mph (142.22 km/h) |
| 95 mph (152.89 km/h) | 93.28 mph (150.12 km/h) |
| 100 mph (160.93 km/h) | 98.19 mph (158.03 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2264 | 2630 | 2832 | 2958 | 3093 | 3189 | 3295 | 3420 | 3594 | 3767 | 3960 | 4114 | 4393 | 4701 | 4942 | 5096 | 5183 | 5501 | 5944 | 6908 |
Better Fuel Economy Factory Ratios Increased Power
