Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 200/50-18 | 200/80-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.87 (657.2) | 30.6 (777.2) | 4.72 (120) 18.3% |
| Width inches (mm) | 7.87 (200) | 7.87 (200) | 0 (0) 0% |
| Circum. inches (mm) | 81.29 (2064.65) | 96.13 (2441.65) | 14.84 (376.99) 18.3% |
| Sidewall Height inches (mm) | 3.94 (100) | 6.3 (160) | 2.36 (60) 60% |
| Revolutions per mile (km) | 779.47 (484.34) | 659.12 (409.56) | -120.35 (-74.78) -15.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.65 mph (38.06 km/h) |
| 25 mph (40.23 km/h) | 29.56 mph (47.58 km/h) |
| 30 mph (48.28 km/h) | 35.48 mph (57.1 km/h) |
| 35 mph (56.33 km/h) | 41.39 mph (66.61 km/h) |
| 40 mph (64.37 km/h) | 47.3 mph (76.13 km/h) |
| 45 mph (72.42 km/h) | 53.22 mph (85.64 km/h) |
| 50 mph (80.47 km/h) | 59.13 mph (95.16 km/h) |
| 55 mph (88.51 km/h) | 65.04 mph (104.68 km/h) |
| 60 mph (96.56 km/h) | 70.96 mph (114.19 km/h) |
| 65 mph (104.61 km/h) | 76.87 mph (123.71 km/h) |
| 70 mph (112.65 km/h) | 82.78 mph (133.22 km/h) |
| 75 mph (120.7 km/h) | 88.69 mph (142.74 km/h) |
| 80 mph (128.75 km/h) | 94.61 mph (152.26 km/h) |
| 85 mph (136.79 km/h) | 100.52 mph (161.77 km/h) |
| 90 mph (144.84 km/h) | 106.43 mph (171.29 km/h) |
| 95 mph (152.89 km/h) | 112.35 mph (180.8 km/h) |
| 100 mph (160.93 km/h) | 118.26 mph (190.32 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1677 | 1949 | 2098 | 2191 | 2291 | 2363 | 2441 | 2534 | 2662 | 2791 | 2934 | 3048 | 3255 | 3483 | 3662 | 3776 | 3840 | 4076 | 4404 | 5118 |
Better Fuel Economy Factory Ratios Increased Power
