Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 200/55-16 | 180/70-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.66 (626.4) | 25.92 (658.4) | 1.26 (32) 5.1% |
| Width inches (mm) | 7.87 (200) | 7.09 (180) | -0.79 (-20) -10% |
| Circum. inches (mm) | 77.48 (1967.89) | 81.43 (2068.42) | 3.96 (100.53) 5.1% |
| Sidewall Height inches (mm) | 4.33 (110) | 4.96 (126) | 0.63 (16) 14.5% |
| Revolutions per mile (km) | 817.8 (508.16) | 778.05 (483.46) | -39.75 (-24.7) -4.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.02 mph (33.83 km/h) |
| 25 mph (40.23 km/h) | 26.28 mph (42.29 km/h) |
| 30 mph (48.28 km/h) | 31.53 mph (50.75 km/h) |
| 35 mph (56.33 km/h) | 36.79 mph (59.2 km/h) |
| 40 mph (64.37 km/h) | 42.04 mph (67.66 km/h) |
| 45 mph (72.42 km/h) | 47.3 mph (76.12 km/h) |
| 50 mph (80.47 km/h) | 52.55 mph (84.58 km/h) |
| 55 mph (88.51 km/h) | 57.81 mph (93.04 km/h) |
| 60 mph (96.56 km/h) | 63.07 mph (101.49 km/h) |
| 65 mph (104.61 km/h) | 68.32 mph (109.95 km/h) |
| 70 mph (112.65 km/h) | 73.58 mph (118.41 km/h) |
| 75 mph (120.7 km/h) | 78.83 mph (126.87 km/h) |
| 80 mph (128.75 km/h) | 84.09 mph (135.32 km/h) |
| 85 mph (136.79 km/h) | 89.34 mph (143.78 km/h) |
| 90 mph (144.84 km/h) | 94.6 mph (152.24 km/h) |
| 95 mph (152.89 km/h) | 99.85 mph (160.7 km/h) |
| 100 mph (160.93 km/h) | 105.11 mph (169.16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1980 | 2300 | 2477 | 2587 | 2705 | 2789 | 2882 | 2991 | 3143 | 3294 | 3463 | 3598 | 3842 | 4112 | 4322 | 4457 | 4533 | 4811 | 5199 | 6041 |
Better Fuel Economy Factory Ratios Increased Power
