Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/90-16 | 285/90-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.86 (631.4) | 37.2 (944.8) | 12.34 (313.4) 49.6% |
| Width inches (mm) | 4.92 (125) | 11.22 (285) | 6.3 (160) 128% |
| Circum. inches (mm) | 78.09 (1983.6) | 116.86 (2968.18) | 38.76 (984.58) 49.6% |
| Sidewall Height inches (mm) | 4.43 (112.5) | 10.1 (256.5) | 5.67 (144) 128% |
| Revolutions per mile (km) | 811.32 (504.13) | 542.2 (336.91) | -269.12 (-167.23) -33.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 29.93 mph (48.16 km/h) |
| 25 mph (40.23 km/h) | 37.41 mph (60.2 km/h) |
| 30 mph (48.28 km/h) | 44.89 mph (72.24 km/h) |
| 35 mph (56.33 km/h) | 52.37 mph (84.29 km/h) |
| 40 mph (64.37 km/h) | 59.85 mph (96.33 km/h) |
| 45 mph (72.42 km/h) | 67.34 mph (108.37 km/h) |
| 50 mph (80.47 km/h) | 74.82 mph (120.41 km/h) |
| 55 mph (88.51 km/h) | 82.3 mph (132.45 km/h) |
| 60 mph (96.56 km/h) | 89.78 mph (144.49 km/h) |
| 65 mph (104.61 km/h) | 97.26 mph (156.53 km/h) |
| 70 mph (112.65 km/h) | 104.75 mph (168.57 km/h) |
| 75 mph (120.7 km/h) | 112.23 mph (180.61 km/h) |
| 80 mph (128.75 km/h) | 119.71 mph (192.65 km/h) |
| 85 mph (136.79 km/h) | 127.19 mph (204.69 km/h) |
| 90 mph (144.84 km/h) | 134.67 mph (216.73 km/h) |
| 95 mph (152.89 km/h) | 142.15 mph (228.78 km/h) |
| 100 mph (160.93 km/h) | 149.64 mph (240.82 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1380 | 1603 | 1726 | 1803 | 1885 | 1943 | 2008 | 2084 | 2190 | 2296 | 2413 | 2507 | 2677 | 2865 | 3012 | 3106 | 3159 | 3353 | 3623 | 4210 |
Better Fuel Economy Factory Ratios Increased Power
