Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 36/12.5-16.5 | 255/70-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.03 (915.18) | 34.06 (865) | -1.98 (-50.18) -5.5% |
| Width inches (mm) | 12.52 (318) | 10.04 (255) | -2.48 (-63) -19.8% |
| Circum. inches (mm) | 113.19 (2875.12) | 106.99 (2717.48) | -6.21 (-157.65) -5.5% |
| Sidewall Height inches (mm) | 9.77 (248.04) | 7.03 (178.5) | -2.74 (-69.54) -28% |
| Revolutions per mile (km) | 559.75 (347.81) | 592.22 (367.99) | 32.47 (20.18) 5.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.9 mph (30.42 km/h) |
| 25 mph (40.23 km/h) | 23.63 mph (38.03 km/h) |
| 30 mph (48.28 km/h) | 28.36 mph (45.63 km/h) |
| 35 mph (56.33 km/h) | 33.08 mph (53.24 km/h) |
| 40 mph (64.37 km/h) | 37.81 mph (60.84 km/h) |
| 45 mph (72.42 km/h) | 42.53 mph (68.45 km/h) |
| 50 mph (80.47 km/h) | 47.26 mph (76.06 km/h) |
| 55 mph (88.51 km/h) | 51.98 mph (83.66 km/h) |
| 60 mph (96.56 km/h) | 56.71 mph (91.27 km/h) |
| 65 mph (104.61 km/h) | 61.44 mph (98.87 km/h) |
| 70 mph (112.65 km/h) | 66.16 mph (106.48 km/h) |
| 75 mph (120.7 km/h) | 70.89 mph (114.08 km/h) |
| 80 mph (128.75 km/h) | 75.61 mph (121.69 km/h) |
| 85 mph (136.79 km/h) | 80.34 mph (129.29 km/h) |
| 90 mph (144.84 km/h) | 85.07 mph (136.9 km/h) |
| 95 mph (152.89 km/h) | 89.79 mph (144.51 km/h) |
| 100 mph (160.93 km/h) | 94.52 mph (152.11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1507 | 1751 | 1885 | 1969 | 2059 | 2123 | 2193 | 2277 | 2392 | 2508 | 2636 | 2738 | 2924 | 3130 | 3290 | 3393 | 3450 | 3662 | 3957 | 4598 |
Better Fuel Economy Factory Ratios Increased Power
