Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/75-16 | 37/13.5-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 37.56 (953.9) | 37.07 (941.48) | -0.49 (-12.42) -1.3% |
| Width inches (mm) | 14.37 (365) | 13.5 (343) | -0.87 (-22) -6% |
| Circum. inches (mm) | 117.98 (2996.77) | 116.45 (2957.75) | -1.54 (-39.02) -1.3% |
| Sidewall Height inches (mm) | 10.78 (273.75) | 10.53 (267.54) | -0.24 (-6.21) -2.3% |
| Revolutions per mile (km) | 537.03 (333.69) | 544.11 (338.09) | 7.08 (4.4) 1.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.74 mph (31.77 km/h) |
| 25 mph (40.23 km/h) | 24.67 mph (39.71 km/h) |
| 30 mph (48.28 km/h) | 29.61 mph (47.65 km/h) |
| 35 mph (56.33 km/h) | 34.54 mph (55.59 km/h) |
| 40 mph (64.37 km/h) | 39.48 mph (63.54 km/h) |
| 45 mph (72.42 km/h) | 44.41 mph (71.48 km/h) |
| 50 mph (80.47 km/h) | 49.35 mph (79.42 km/h) |
| 55 mph (88.51 km/h) | 54.28 mph (87.36 km/h) |
| 60 mph (96.56 km/h) | 59.22 mph (95.3 km/h) |
| 65 mph (104.61 km/h) | 64.15 mph (103.25 km/h) |
| 70 mph (112.65 km/h) | 69.09 mph (111.19 km/h) |
| 75 mph (120.7 km/h) | 74.02 mph (119.13 km/h) |
| 80 mph (128.75 km/h) | 78.96 mph (127.07 km/h) |
| 85 mph (136.79 km/h) | 83.89 mph (135.01 km/h) |
| 90 mph (144.84 km/h) | 88.83 mph (142.96 km/h) |
| 95 mph (152.89 km/h) | 93.76 mph (150.9 km/h) |
| 100 mph (160.93 km/h) | 98.7 mph (158.84 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1385 | 1609 | 1732 | 1809 | 1891 | 1950 | 2015 | 2092 | 2198 | 2304 | 2422 | 2516 | 2687 | 2875 | 3023 | 3117 | 3170 | 3364 | 3635 | 4225 |
Better Fuel Economy Factory Ratios Increased Power
