Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/75-16 | 33/12.5-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.83 (833.9) | 33.03 (838.88) | 0.2 (4.98) 0.6% |
| Width inches (mm) | 11.22 (285) | 12.52 (318) | 1.3 (33) 11.6% |
| Circum. inches (mm) | 103.14 (2619.77) | 103.76 (2635.42) | 0.62 (15.65) 0.6% |
| Sidewall Height inches (mm) | 8.42 (213.75) | 8.51 (216.24) | 0.1 (2.49) 1.2% |
| Revolutions per mile (km) | 614.31 (381.71) | 610.66 (379.45) | -3.65 (-2.27) -0.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.12 mph (32.38 km/h) |
| 25 mph (40.23 km/h) | 25.15 mph (40.47 km/h) |
| 30 mph (48.28 km/h) | 30.18 mph (48.57 km/h) |
| 35 mph (56.33 km/h) | 35.21 mph (56.66 km/h) |
| 40 mph (64.37 km/h) | 40.24 mph (64.76 km/h) |
| 45 mph (72.42 km/h) | 45.27 mph (72.85 km/h) |
| 50 mph (80.47 km/h) | 50.3 mph (80.95 km/h) |
| 55 mph (88.51 km/h) | 55.33 mph (89.04 km/h) |
| 60 mph (96.56 km/h) | 60.36 mph (97.14 km/h) |
| 65 mph (104.61 km/h) | 65.39 mph (105.23 km/h) |
| 70 mph (112.65 km/h) | 70.42 mph (113.33 km/h) |
| 75 mph (120.7 km/h) | 75.45 mph (121.42 km/h) |
| 80 mph (128.75 km/h) | 80.48 mph (129.52 km/h) |
| 85 mph (136.79 km/h) | 85.51 mph (137.61 km/h) |
| 90 mph (144.84 km/h) | 90.54 mph (145.71 km/h) |
| 95 mph (152.89 km/h) | 95.57 mph (153.8 km/h) |
| 100 mph (160.93 km/h) | 100.6 mph (161.9 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1554 | 1805 | 1944 | 2030 | 2123 | 2189 | 2262 | 2348 | 2467 | 2586 | 2718 | 2824 | 3015 | 3227 | 3392 | 3498 | 3558 | 3776 | 4080 | 4741 |
Better Fuel Economy Factory Ratios Increased Power
