Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/80-15 | 33/10.5-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.32 (821) | 33.08 (840.24) | 0.76 (19.24) 2.3% |
| Width inches (mm) | 10.83 (275) | 10.51 (267) | -0.31 (-8) -2.9% |
| Circum. inches (mm) | 101.55 (2579.25) | 103.92 (2639.69) | 2.38 (60.44) 2.3% |
| Sidewall Height inches (mm) | 8.66 (220) | 9.04 (229.62) | 0.38 (9.62) 4.4% |
| Revolutions per mile (km) | 623.96 (387.71) | 609.67 (378.83) | -14.29 (-8.88) -2.3% |
33/10.5-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.47 mph (32.94 km/h) |
| 25 mph (40.23 km/h) | 25.59 mph (41.18 km/h) |
| 30 mph (48.28 km/h) | 30.7 mph (49.41 km/h) |
| 35 mph (56.33 km/h) | 35.82 mph (57.65 km/h) |
| 40 mph (64.37 km/h) | 40.94 mph (65.88 km/h) |
| 45 mph (72.42 km/h) | 46.05 mph (74.12 km/h) |
| 50 mph (80.47 km/h) | 51.17 mph (82.35 km/h) |
| 55 mph (88.51 km/h) | 56.29 mph (90.59 km/h) |
| 60 mph (96.56 km/h) | 61.41 mph (98.82 km/h) |
| 65 mph (104.61 km/h) | 66.52 mph (107.06 km/h) |
| 70 mph (112.65 km/h) | 71.64 mph (115.29 km/h) |
| 75 mph (120.7 km/h) | 76.76 mph (123.53 km/h) |
| 80 mph (128.75 km/h) | 81.87 mph (131.76 km/h) |
| 85 mph (136.79 km/h) | 86.99 mph (140 km/h) |
| 90 mph (144.84 km/h) | 92.11 mph (148.24 km/h) |
| 95 mph (152.89 km/h) | 97.23 mph (156.47 km/h) |
| 100 mph (160.93 km/h) | 102.34 mph (164.71 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1551 | 1802 | 1941 | 2027 | 2119 | 2185 | 2258 | 2344 | 2463 | 2581 | 2713 | 2819 | 3011 | 3222 | 3387 | 3493 | 3552 | 3770 | 4074 | 4734 |
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