Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 220/60-16 | 285/77-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 34.28 (870.7) | 7.89 (200.3) 29.9% |
| Width inches (mm) | 8.66 (220) | 11.22 (285) | 2.56 (65) 29.5% |
| Circum. inches (mm) | 82.92 (2106.12) | 107.69 (2735.38) | 24.77 (629.26) 29.9% |
| Sidewall Height inches (mm) | 5.2 (132) | 8.64 (219.45) | 3.44 (87.45) 66.3% |
| Revolutions per mile (km) | 764.13 (474.81) | 588.34 (365.58) | -175.78 (-109.23) -23% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 25.98 mph (41.8 km/h) |
| 25 mph (40.23 km/h) | 32.47 mph (52.25 km/h) |
| 30 mph (48.28 km/h) | 38.96 mph (62.71 km/h) |
| 35 mph (56.33 km/h) | 45.46 mph (73.16 km/h) |
| 40 mph (64.37 km/h) | 51.95 mph (83.61 km/h) |
| 45 mph (72.42 km/h) | 58.44 mph (94.06 km/h) |
| 50 mph (80.47 km/h) | 64.94 mph (104.51 km/h) |
| 55 mph (88.51 km/h) | 71.43 mph (114.96 km/h) |
| 60 mph (96.56 km/h) | 77.93 mph (125.41 km/h) |
| 65 mph (104.61 km/h) | 84.42 mph (135.86 km/h) |
| 70 mph (112.65 km/h) | 90.91 mph (146.31 km/h) |
| 75 mph (120.7 km/h) | 97.41 mph (156.76 km/h) |
| 80 mph (128.75 km/h) | 103.9 mph (167.21 km/h) |
| 85 mph (136.79 km/h) | 110.4 mph (177.67 km/h) |
| 90 mph (144.84 km/h) | 116.89 mph (188.12 km/h) |
| 95 mph (152.89 km/h) | 123.38 mph (198.57 km/h) |
| 100 mph (160.93 km/h) | 129.88 mph (209.02 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1497 | 1739 | 1873 | 1956 | 2045 | 2109 | 2179 | 2262 | 2376 | 2491 | 2619 | 2720 | 2905 | 3109 | 3268 | 3370 | 3428 | 3638 | 3931 | 4568 |
Better Fuel Economy Factory Ratios Increased Power
