Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 36/12.5-16.5 | 365/70-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.03 (915.18) | 38.12 (968.2) | 2.09 (53.02) 5.8% |
| Width inches (mm) | 12.52 (318) | 14.37 (365) | 1.85 (47) 14.8% |
| Circum. inches (mm) | 113.19 (2875.12) | 119.75 (3041.69) | 6.56 (166.57) 5.8% |
| Sidewall Height inches (mm) | 9.77 (248.04) | 10.06 (255.5) | 0.29 (7.46) 3% |
| Revolutions per mile (km) | 559.75 (347.81) | 529.1 (328.76) | -30.65 (-19.05) -5.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.16 mph (34.05 km/h) |
| 25 mph (40.23 km/h) | 26.45 mph (42.56 km/h) |
| 30 mph (48.28 km/h) | 31.74 mph (51.08 km/h) |
| 35 mph (56.33 km/h) | 37.03 mph (59.59 km/h) |
| 40 mph (64.37 km/h) | 42.32 mph (68.1 km/h) |
| 45 mph (72.42 km/h) | 47.61 mph (76.62 km/h) |
| 50 mph (80.47 km/h) | 52.9 mph (85.13 km/h) |
| 55 mph (88.51 km/h) | 58.19 mph (93.64 km/h) |
| 60 mph (96.56 km/h) | 63.48 mph (102.15 km/h) |
| 65 mph (104.61 km/h) | 68.77 mph (110.67 km/h) |
| 70 mph (112.65 km/h) | 74.06 mph (119.18 km/h) |
| 75 mph (120.7 km/h) | 79.35 mph (127.69 km/h) |
| 80 mph (128.75 km/h) | 84.63 mph (136.21 km/h) |
| 85 mph (136.79 km/h) | 89.92 mph (144.72 km/h) |
| 90 mph (144.84 km/h) | 95.21 mph (153.23 km/h) |
| 95 mph (152.89 km/h) | 100.5 mph (161.75 km/h) |
| 100 mph (160.93 km/h) | 105.79 mph (170.26 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1346 | 1564 | 1684 | 1759 | 1839 | 1896 | 1960 | 2034 | 2137 | 2240 | 2355 | 2447 | 2613 | 2796 | 2939 | 3031 | 3083 | 3272 | 3535 | 4108 |
Better Fuel Economy Factory Ratios Increased Power
