Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 180/70-16 | 200/55-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.92 (658.4) | 24.66 (626.4) | -1.26 (-32) -4.9% |
| Width inches (mm) | 7.09 (180) | 7.87 (200) | 0.79 (20) 11.1% |
| Circum. inches (mm) | 81.43 (2068.42) | 77.48 (1967.89) | -3.96 (-100.53) -4.9% |
| Sidewall Height inches (mm) | 4.96 (126) | 4.33 (110) | -0.63 (-16) -12.7% |
| Revolutions per mile (km) | 778.05 (483.46) | 817.8 (508.16) | 39.75 (24.7) 5.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.03 mph (30.62 km/h) |
| 25 mph (40.23 km/h) | 23.78 mph (38.28 km/h) |
| 30 mph (48.28 km/h) | 28.54 mph (45.93 km/h) |
| 35 mph (56.33 km/h) | 33.3 mph (53.59 km/h) |
| 40 mph (64.37 km/h) | 38.06 mph (61.25 km/h) |
| 45 mph (72.42 km/h) | 42.81 mph (68.9 km/h) |
| 50 mph (80.47 km/h) | 47.57 mph (76.56 km/h) |
| 55 mph (88.51 km/h) | 52.33 mph (84.21 km/h) |
| 60 mph (96.56 km/h) | 57.08 mph (91.87 km/h) |
| 65 mph (104.61 km/h) | 61.84 mph (99.52 km/h) |
| 70 mph (112.65 km/h) | 66.6 mph (107.18 km/h) |
| 75 mph (120.7 km/h) | 71.35 mph (114.83 km/h) |
| 80 mph (128.75 km/h) | 76.11 mph (122.49 km/h) |
| 85 mph (136.79 km/h) | 80.87 mph (130.15 km/h) |
| 90 mph (144.84 km/h) | 85.63 mph (137.8 km/h) |
| 95 mph (152.89 km/h) | 90.38 mph (145.46 km/h) |
| 100 mph (160.93 km/h) | 95.14 mph (153.11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2081 | 2418 | 2604 | 2719 | 2843 | 2931 | 3029 | 3144 | 3303 | 3463 | 3640 | 3781 | 4038 | 4322 | 4543 | 4685 | 4764 | 5057 | 5464 | 6350 |
Better Fuel Economy Factory Ratios Increased Power
