Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 36/12.5-16.5 | 345/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.03 (915.18) | 39.09 (992.9) | 3.06 (77.72) 8.5% |
| Width inches (mm) | 12.52 (318) | 13.58 (345) | 1.06 (27) 8.5% |
| Circum. inches (mm) | 113.19 (2875.12) | 122.81 (3119.29) | 9.61 (244.16) 8.5% |
| Sidewall Height inches (mm) | 9.77 (248.04) | 11.55 (293.25) | 1.78 (45.21) 18.2% |
| Revolutions per mile (km) | 559.75 (347.81) | 515.93 (320.59) | -43.81 (-27.23) -7.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.7 mph (34.92 km/h) |
| 25 mph (40.23 km/h) | 27.12 mph (43.65 km/h) |
| 30 mph (48.28 km/h) | 32.55 mph (52.38 km/h) |
| 35 mph (56.33 km/h) | 37.97 mph (61.11 km/h) |
| 40 mph (64.37 km/h) | 43.4 mph (69.84 km/h) |
| 45 mph (72.42 km/h) | 48.82 mph (78.57 km/h) |
| 50 mph (80.47 km/h) | 54.25 mph (87.3 km/h) |
| 55 mph (88.51 km/h) | 59.67 mph (96.03 km/h) |
| 60 mph (96.56 km/h) | 65.1 mph (104.76 km/h) |
| 65 mph (104.61 km/h) | 70.52 mph (113.49 km/h) |
| 70 mph (112.65 km/h) | 75.94 mph (122.22 km/h) |
| 75 mph (120.7 km/h) | 81.37 mph (130.95 km/h) |
| 80 mph (128.75 km/h) | 86.79 mph (139.68 km/h) |
| 85 mph (136.79 km/h) | 92.22 mph (148.41 km/h) |
| 90 mph (144.84 km/h) | 97.64 mph (157.14 km/h) |
| 95 mph (152.89 km/h) | 103.07 mph (165.87 km/h) |
| 100 mph (160.93 km/h) | 108.49 mph (174.6 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1313 | 1525 | 1643 | 1715 | 1793 | 1849 | 1911 | 1983 | 2084 | 2185 | 2296 | 2386 | 2548 | 2726 | 2866 | 2956 | 3006 | 3190 | 3447 | 4006 |
Better Fuel Economy Factory Ratios Increased Power
