Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/50-13 | 195/30-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.68 (525.2) | 17.61 (447.2) | -3.07 (-78) -14.9% |
| Width inches (mm) | 7.68 (195) | 7.68 (195) | 0 (0) 0% |
| Circum. inches (mm) | 64.96 (1649.96) | 55.31 (1404.92) | -9.65 (-245.04) -14.9% |
| Sidewall Height inches (mm) | 3.84 (97.5) | 2.3 (58.5) | -1.54 (-39) -40% |
| Revolutions per mile (km) | 975.38 (606.07) | 1145.51 (711.78) | 170.12 (105.71) 17.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.03 mph (27.41 km/h) |
| 25 mph (40.23 km/h) | 21.29 mph (34.26 km/h) |
| 30 mph (48.28 km/h) | 25.54 mph (41.11 km/h) |
| 35 mph (56.33 km/h) | 29.8 mph (47.96 km/h) |
| 40 mph (64.37 km/h) | 34.06 mph (54.81 km/h) |
| 45 mph (72.42 km/h) | 38.32 mph (61.67 km/h) |
| 50 mph (80.47 km/h) | 42.57 mph (68.52 km/h) |
| 55 mph (88.51 km/h) | 46.83 mph (75.37 km/h) |
| 60 mph (96.56 km/h) | 51.09 mph (82.22 km/h) |
| 65 mph (104.61 km/h) | 55.35 mph (89.07 km/h) |
| 70 mph (112.65 km/h) | 59.6 mph (95.92 km/h) |
| 75 mph (120.7 km/h) | 63.86 mph (102.78 km/h) |
| 80 mph (128.75 km/h) | 68.12 mph (109.63 km/h) |
| 85 mph (136.79 km/h) | 72.38 mph (116.48 km/h) |
| 90 mph (144.84 km/h) | 76.63 mph (123.33 km/h) |
| 95 mph (152.89 km/h) | 80.89 mph (130.18 km/h) |
| 100 mph (160.93 km/h) | 85.15 mph (137.03 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
