Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/65-16 | 33/12.5-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.07 (763.9) | 33.03 (838.88) | 2.95 (74.98) 9.8% |
| Width inches (mm) | 10.83 (275) | 12.52 (318) | 1.69 (43) 15.6% |
| Circum. inches (mm) | 94.48 (2399.86) | 103.76 (2635.42) | 9.27 (235.56) 9.8% |
| Sidewall Height inches (mm) | 7.04 (178.75) | 8.51 (216.24) | 1.48 (37.49) 21% |
| Revolutions per mile (km) | 670.6 (416.69) | 610.66 (379.45) | -59.94 (-37.24) -8.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.96 mph (35.35 km/h) |
| 25 mph (40.23 km/h) | 27.45 mph (44.18 km/h) |
| 30 mph (48.28 km/h) | 32.94 mph (53.02 km/h) |
| 35 mph (56.33 km/h) | 38.44 mph (61.86 km/h) |
| 40 mph (64.37 km/h) | 43.93 mph (70.69 km/h) |
| 45 mph (72.42 km/h) | 49.42 mph (79.53 km/h) |
| 50 mph (80.47 km/h) | 54.91 mph (88.37 km/h) |
| 55 mph (88.51 km/h) | 60.4 mph (97.2 km/h) |
| 60 mph (96.56 km/h) | 65.89 mph (106.04 km/h) |
| 65 mph (104.61 km/h) | 71.38 mph (114.88 km/h) |
| 70 mph (112.65 km/h) | 76.87 mph (123.71 km/h) |
| 75 mph (120.7 km/h) | 82.36 mph (132.55 km/h) |
| 80 mph (128.75 km/h) | 87.85 mph (141.38 km/h) |
| 85 mph (136.79 km/h) | 93.34 mph (150.22 km/h) |
| 90 mph (144.84 km/h) | 98.83 mph (159.06 km/h) |
| 95 mph (152.89 km/h) | 104.32 mph (167.89 km/h) |
| 100 mph (160.93 km/h) | 109.82 mph (176.73 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
