Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/75-16 | 38/13.5-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 37.56 (953.9) | 37.88 (962.06) | 0.32 (8.16) 0.9% |
| Width inches (mm) | 14.37 (365) | 13.5 (343) | -0.87 (-22) -6% |
| Circum. inches (mm) | 117.98 (2996.77) | 118.99 (3022.4) | 1.01 (25.64) 0.9% |
| Sidewall Height inches (mm) | 10.78 (273.75) | 10.94 (277.83) | 0.16 (4.08) 1.5% |
| Revolutions per mile (km) | 537.03 (333.69) | 532.47 (330.86) | -4.55 (-2.83) -0.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.17 mph (32.46 km/h) |
| 25 mph (40.23 km/h) | 25.21 mph (40.58 km/h) |
| 30 mph (48.28 km/h) | 30.26 mph (48.69 km/h) |
| 35 mph (56.33 km/h) | 35.3 mph (56.81 km/h) |
| 40 mph (64.37 km/h) | 40.34 mph (64.92 km/h) |
| 45 mph (72.42 km/h) | 45.38 mph (73.04 km/h) |
| 50 mph (80.47 km/h) | 50.43 mph (81.16 km/h) |
| 55 mph (88.51 km/h) | 55.47 mph (89.27 km/h) |
| 60 mph (96.56 km/h) | 60.51 mph (97.39 km/h) |
| 65 mph (104.61 km/h) | 65.56 mph (105.5 km/h) |
| 70 mph (112.65 km/h) | 70.6 mph (113.62 km/h) |
| 75 mph (120.7 km/h) | 75.64 mph (121.73 km/h) |
| 80 mph (128.75 km/h) | 80.68 mph (129.85 km/h) |
| 85 mph (136.79 km/h) | 85.73 mph (137.96 km/h) |
| 90 mph (144.84 km/h) | 90.77 mph (146.08 km/h) |
| 95 mph (152.89 km/h) | 95.81 mph (154.2 km/h) |
| 100 mph (160.93 km/h) | 100.86 mph (162.31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1355 | 1574 | 1695 | 1770 | 1851 | 1909 | 1972 | 2047 | 2151 | 2255 | 2370 | 2462 | 2629 | 2814 | 2958 | 3050 | 3102 | 3292 | 3558 | 4134 |
Better Fuel Economy Factory Ratios Increased Power
