Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 220/70-14 | 230/70-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.13 (663.6) | 26.68 (677.6) | 0.55 (14) 2.1% |
| Width inches (mm) | 8.66 (220) | 9.06 (230) | 0.39 (10) 4.5% |
| Circum. inches (mm) | 82.08 (2084.76) | 83.81 (2128.74) | 1.73 (43.98) 2.1% |
| Sidewall Height inches (mm) | 6.06 (154) | 6.34 (161) | 0.28 (7) 4.5% |
| Revolutions per mile (km) | 771.96 (479.67) | 756.01 (469.76) | -15.95 (-9.91) -2.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.42 mph (32.87 km/h) |
| 25 mph (40.23 km/h) | 25.53 mph (41.08 km/h) |
| 30 mph (48.28 km/h) | 30.63 mph (49.3 km/h) |
| 35 mph (56.33 km/h) | 35.74 mph (57.52 km/h) |
| 40 mph (64.37 km/h) | 40.84 mph (65.73 km/h) |
| 45 mph (72.42 km/h) | 45.95 mph (73.95 km/h) |
| 50 mph (80.47 km/h) | 51.05 mph (82.16 km/h) |
| 55 mph (88.51 km/h) | 56.16 mph (90.38 km/h) |
| 60 mph (96.56 km/h) | 61.27 mph (98.6 km/h) |
| 65 mph (104.61 km/h) | 66.37 mph (106.81 km/h) |
| 70 mph (112.65 km/h) | 71.48 mph (115.03 km/h) |
| 75 mph (120.7 km/h) | 76.58 mph (123.25 km/h) |
| 80 mph (128.75 km/h) | 81.69 mph (131.46 km/h) |
| 85 mph (136.79 km/h) | 86.79 mph (139.68 km/h) |
| 90 mph (144.84 km/h) | 91.9 mph (147.9 km/h) |
| 95 mph (152.89 km/h) | 97 mph (156.11 km/h) |
| 100 mph (160.93 km/h) | 102.11 mph (164.33 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1924 | 2235 | 2407 | 2513 | 2628 | 2710 | 2800 | 2906 | 3054 | 3201 | 3365 | 3496 | 3733 | 3995 | 4200 | 4331 | 4404 | 4675 | 5051 | 5870 |
Better Fuel Economy Factory Ratios Increased Power
