Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/50-13 | 235/50-13.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.68 (525.2) | 22.75 (577.9) | 2.07 (52.7) 10% |
| Width inches (mm) | 7.68 (195) | 9.25 (235) | 1.57 (40) 20.5% |
| Circum. inches (mm) | 64.96 (1649.96) | 71.48 (1815.53) | 6.52 (165.56) 10% |
| Sidewall Height inches (mm) | 3.84 (97.5) | 4.63 (117.5) | 0.79 (20) 20.5% |
| Revolutions per mile (km) | 975.38 (606.07) | 886.43 (550.8) | -88.95 (-55.27) -9.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.01 mph (35.42 km/h) |
| 25 mph (40.23 km/h) | 27.51 mph (44.27 km/h) |
| 30 mph (48.28 km/h) | 33.01 mph (53.13 km/h) |
| 35 mph (56.33 km/h) | 38.51 mph (61.98 km/h) |
| 40 mph (64.37 km/h) | 44.01 mph (70.83 km/h) |
| 45 mph (72.42 km/h) | 49.52 mph (79.69 km/h) |
| 50 mph (80.47 km/h) | 55.02 mph (88.54 km/h) |
| 55 mph (88.51 km/h) | 60.52 mph (97.4 km/h) |
| 60 mph (96.56 km/h) | 66.02 mph (106.25 km/h) |
| 65 mph (104.61 km/h) | 71.52 mph (115.1 km/h) |
| 70 mph (112.65 km/h) | 77.02 mph (123.96 km/h) |
| 75 mph (120.7 km/h) | 82.53 mph (132.81 km/h) |
| 80 mph (128.75 km/h) | 88.03 mph (141.67 km/h) |
| 85 mph (136.79 km/h) | 93.53 mph (150.52 km/h) |
| 90 mph (144.84 km/h) | 99.03 mph (159.38 km/h) |
| 95 mph (152.89 km/h) | 104.53 mph (168.23 km/h) |
| 100 mph (160.93 km/h) | 110.03 mph (177.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2256 | 2621 | 2822 | 2947 | 3081 | 3177 | 3283 | 3408 | 3580 | 3753 | 3945 | 4099 | 4377 | 4684 | 4924 | 5078 | 5164 | 5481 | 5923 | 6883 |
Better Fuel Economy Factory Ratios Increased Power
