Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/30-20 | 265/35-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.5 (673) | 27.3 (693.5) | 0.81 (20.5) 3% |
| Width inches (mm) | 10.83 (275) | 10.43 (265) | -0.39 (-10) -3.6% |
| Circum. inches (mm) | 83.24 (2114.29) | 85.78 (2178.69) | 2.54 (64.4) 3% |
| Sidewall Height inches (mm) | 3.25 (82.5) | 3.65 (92.75) | 0.4 (10.25) 12.4% |
| Revolutions per mile (km) | 761.17 (472.97) | 738.67 (458.99) | -22.5 (-13.98) -3% |
265/35-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.61 mph (33.17 km/h) |
| 25 mph (40.23 km/h) | 25.76 mph (41.46 km/h) |
| 30 mph (48.28 km/h) | 30.91 mph (49.75 km/h) |
| 35 mph (56.33 km/h) | 36.07 mph (58.04 km/h) |
| 40 mph (64.37 km/h) | 41.22 mph (66.33 km/h) |
| 45 mph (72.42 km/h) | 46.37 mph (74.63 km/h) |
| 50 mph (80.47 km/h) | 51.52 mph (82.92 km/h) |
| 55 mph (88.51 km/h) | 56.68 mph (91.21 km/h) |
| 60 mph (96.56 km/h) | 61.83 mph (99.5 km/h) |
| 65 mph (104.61 km/h) | 66.98 mph (107.79 km/h) |
| 70 mph (112.65 km/h) | 72.13 mph (116.09 km/h) |
| 75 mph (120.7 km/h) | 77.28 mph (124.38 km/h) |
| 80 mph (128.75 km/h) | 82.44 mph (132.67 km/h) |
| 85 mph (136.79 km/h) | 87.59 mph (140.96 km/h) |
| 90 mph (144.84 km/h) | 92.74 mph (149.25 km/h) |
| 95 mph (152.89 km/h) | 97.89 mph (157.55 km/h) |
| 100 mph (160.93 km/h) | 103.05 mph (165.84 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1880 | 2184 | 2352 | 2456 | 2568 | 2648 | 2736 | 2840 | 2984 | 3128 | 3288 | 3416 | 3648 | 3904 | 4104 | 4232 | 4304 | 4567 | 4935 | 5735 |
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