Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 28/9-15 | 33/12-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.98 (710.76) | 33.05 (839.5) | 5.07 (128.74) 18.1% |
| Width inches (mm) | 9.02 (229) | 12.01 (305) | 2.99 (76) 33.2% |
| Circum. inches (mm) | 87.91 (2232.92) | 103.83 (2637.37) | 15.92 (404.45) 18.1% |
| Sidewall Height inches (mm) | 6.49 (164.88) | 8.53 (216.55) | 2.03 (51.67) 31.3% |
| Revolutions per mile (km) | 720.74 (447.84) | 610.21 (379.17) | -110.53 (-68.68) -15.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.62 mph (38.02 km/h) |
| 25 mph (40.23 km/h) | 29.53 mph (47.52 km/h) |
| 30 mph (48.28 km/h) | 35.43 mph (57.03 km/h) |
| 35 mph (56.33 km/h) | 41.34 mph (66.53 km/h) |
| 40 mph (64.37 km/h) | 47.25 mph (76.03 km/h) |
| 45 mph (72.42 km/h) | 53.15 mph (85.54 km/h) |
| 50 mph (80.47 km/h) | 59.06 mph (95.04 km/h) |
| 55 mph (88.51 km/h) | 64.96 mph (104.55 km/h) |
| 60 mph (96.56 km/h) | 70.87 mph (114.05 km/h) |
| 65 mph (104.61 km/h) | 76.77 mph (123.56 km/h) |
| 70 mph (112.65 km/h) | 82.68 mph (133.06 km/h) |
| 75 mph (120.7 km/h) | 88.58 mph (142.56 km/h) |
| 80 mph (128.75 km/h) | 94.49 mph (152.07 km/h) |
| 85 mph (136.79 km/h) | 100.4 mph (161.57 km/h) |
| 90 mph (144.84 km/h) | 106.3 mph (171.08 km/h) |
| 95 mph (152.89 km/h) | 112.21 mph (180.58 km/h) |
| 100 mph (160.93 km/h) | 118.11 mph (190.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1553 | 1804 | 1943 | 2029 | 2121 | 2187 | 2260 | 2346 | 2465 | 2584 | 2716 | 2822 | 3013 | 3225 | 3390 | 3496 | 3555 | 3773 | 4077 | 4738 |
Better Fuel Economy Factory Ratios Increased Power
