Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 220/70-14 | 220/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.13 (663.6) | 29.13 (739.8) | 3 (76.2) 11.5% |
| Width inches (mm) | 8.66 (220) | 8.66 (220) | 0 (0) 0% |
| Circum. inches (mm) | 82.08 (2084.76) | 91.5 (2324.15) | 9.42 (239.39) 11.5% |
| Sidewall Height inches (mm) | 6.06 (154) | 6.06 (154) | 0 (0) 0% |
| Revolutions per mile (km) | 771.96 (479.67) | 692.44 (430.26) | -79.51 (-49.41) -10.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.3 mph (35.88 km/h) |
| 25 mph (40.23 km/h) | 27.87 mph (44.85 km/h) |
| 30 mph (48.28 km/h) | 33.44 mph (53.82 km/h) |
| 35 mph (56.33 km/h) | 39.02 mph (62.8 km/h) |
| 40 mph (64.37 km/h) | 44.59 mph (71.77 km/h) |
| 45 mph (72.42 km/h) | 50.17 mph (80.74 km/h) |
| 50 mph (80.47 km/h) | 55.74 mph (89.71 km/h) |
| 55 mph (88.51 km/h) | 61.32 mph (98.68 km/h) |
| 60 mph (96.56 km/h) | 66.89 mph (107.65 km/h) |
| 65 mph (104.61 km/h) | 72.46 mph (116.62 km/h) |
| 70 mph (112.65 km/h) | 78.04 mph (125.59 km/h) |
| 75 mph (120.7 km/h) | 83.61 mph (134.56 km/h) |
| 80 mph (128.75 km/h) | 89.19 mph (143.53 km/h) |
| 85 mph (136.79 km/h) | 94.76 mph (152.5 km/h) |
| 90 mph (144.84 km/h) | 100.33 mph (161.47 km/h) |
| 95 mph (152.89 km/h) | 105.91 mph (170.44 km/h) |
| 100 mph (160.93 km/h) | 111.48 mph (179.41 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1762 | 2047 | 2205 | 2302 | 2407 | 2482 | 2564 | 2662 | 2797 | 2932 | 3082 | 3202 | 3419 | 3659 | 3847 | 3967 | 4034 | 4282 | 4627 | 5376 |
Better Fuel Economy Factory Ratios Increased Power
