Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/50-13 | 155/50-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.68 (525.2) | 19.1 (485.2) | -1.57 (-40) -7.6% |
| Width inches (mm) | 7.68 (195) | 6.1 (155) | -1.57 (-40) -20.5% |
| Circum. inches (mm) | 64.96 (1649.96) | 60.01 (1524.3) | -4.95 (-125.66) -7.6% |
| Sidewall Height inches (mm) | 3.84 (97.5) | 3.05 (77.5) | -0.79 (-20) -20.5% |
| Revolutions per mile (km) | 975.38 (606.07) | 1055.79 (656.04) | 80.41 (49.96) 8.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.48 mph (29.74 km/h) |
| 25 mph (40.23 km/h) | 23.1 mph (37.17 km/h) |
| 30 mph (48.28 km/h) | 27.72 mph (44.6 km/h) |
| 35 mph (56.33 km/h) | 32.33 mph (52.04 km/h) |
| 40 mph (64.37 km/h) | 36.95 mph (59.47 km/h) |
| 45 mph (72.42 km/h) | 41.57 mph (66.9 km/h) |
| 50 mph (80.47 km/h) | 46.19 mph (74.34 km/h) |
| 55 mph (88.51 km/h) | 50.81 mph (81.77 km/h) |
| 60 mph (96.56 km/h) | 55.43 mph (89.21 km/h) |
| 65 mph (104.61 km/h) | 60.05 mph (96.64 km/h) |
| 70 mph (112.65 km/h) | 64.67 mph (104.07 km/h) |
| 75 mph (120.7 km/h) | 69.29 mph (111.51 km/h) |
| 80 mph (128.75 km/h) | 73.91 mph (118.94 km/h) |
| 85 mph (136.79 km/h) | 78.53 mph (126.38 km/h) |
| 90 mph (144.84 km/h) | 83.15 mph (133.81 km/h) |
| 95 mph (152.89 km/h) | 87.76 mph (141.24 km/h) |
| 100 mph (160.93 km/h) | 92.38 mph (148.68 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
