Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/65-15 | 33/12.5-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.56 (725.5) | 33.03 (838.92) | 4.47 (113.42) 15.6% |
| Width inches (mm) | 10.43 (265) | 12.52 (318) | 2.09 (53) 20% |
| Circum. inches (mm) | 89.73 (2279.23) | 103.76 (2635.54) | 14.03 (356.32) 15.6% |
| Sidewall Height inches (mm) | 6.78 (172.25) | 9.01 (228.96) | 2.23 (56.71) 32.9% |
| Revolutions per mile (km) | 706.09 (438.74) | 610.63 (379.43) | -95.46 (-59.32) -13.5% |
33/12.5-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.13 mph (37.22 km/h) |
| 25 mph (40.23 km/h) | 28.91 mph (46.52 km/h) |
| 30 mph (48.28 km/h) | 34.69 mph (55.83 km/h) |
| 35 mph (56.33 km/h) | 40.47 mph (65.13 km/h) |
| 40 mph (64.37 km/h) | 46.25 mph (74.44 km/h) |
| 45 mph (72.42 km/h) | 52.04 mph (83.74 km/h) |
| 50 mph (80.47 km/h) | 57.82 mph (93.05 km/h) |
| 55 mph (88.51 km/h) | 63.6 mph (102.35 km/h) |
| 60 mph (96.56 km/h) | 69.38 mph (111.66 km/h) |
| 65 mph (104.61 km/h) | 75.16 mph (120.96 km/h) |
| 70 mph (112.65 km/h) | 80.94 mph (130.27 km/h) |
| 75 mph (120.7 km/h) | 86.73 mph (139.57 km/h) |
| 80 mph (128.75 km/h) | 92.51 mph (148.88 km/h) |
| 85 mph (136.79 km/h) | 98.29 mph (158.18 km/h) |
| 90 mph (144.84 km/h) | 104.07 mph (167.48 km/h) |
| 95 mph (152.89 km/h) | 109.85 mph (176.79 km/h) |
| 100 mph (160.93 km/h) | 115.63 mph (186.09 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 | 2261 | 2347 | 2466 | 2585 | 2718 | 2824 | 3015 | 3227 | 3392 | 3498 | 3558 | 3776 | 4080 | 4741 |
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