Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/60-20 | 265/55-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.52 (826) | 31.48 (799.5) | -1.04 (-26.5) -3.2% |
| Width inches (mm) | 10.43 (265) | 10.43 (265) | 0 (0) 0% |
| Circum. inches (mm) | 102.16 (2594.96) | 98.89 (2511.7) | -3.28 (-83.25) -3.2% |
| Sidewall Height inches (mm) | 6.26 (159) | 5.74 (145.75) | -0.52 (-13.25) -8.3% |
| Revolutions per mile (km) | 620.18 (385.36) | 640.74 (398.14) | 20.56 (12.77) 3.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.36 mph (31.15 km/h) |
| 25 mph (40.23 km/h) | 24.2 mph (38.94 km/h) |
| 30 mph (48.28 km/h) | 29.04 mph (46.73 km/h) |
| 35 mph (56.33 km/h) | 33.88 mph (54.52 km/h) |
| 40 mph (64.37 km/h) | 38.72 mph (62.31 km/h) |
| 45 mph (72.42 km/h) | 43.56 mph (70.1 km/h) |
| 50 mph (80.47 km/h) | 48.4 mph (77.89 km/h) |
| 55 mph (88.51 km/h) | 53.24 mph (85.67 km/h) |
| 60 mph (96.56 km/h) | 58.08 mph (93.46 km/h) |
| 65 mph (104.61 km/h) | 62.91 mph (101.25 km/h) |
| 70 mph (112.65 km/h) | 67.75 mph (109.04 km/h) |
| 75 mph (120.7 km/h) | 72.59 mph (116.83 km/h) |
| 80 mph (128.75 km/h) | 77.43 mph (124.62 km/h) |
| 85 mph (136.79 km/h) | 82.27 mph (132.41 km/h) |
| 90 mph (144.84 km/h) | 87.11 mph (140.19 km/h) |
| 95 mph (152.89 km/h) | 91.95 mph (147.98 km/h) |
| 100 mph (160.93 km/h) | 96.79 mph (155.77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1631 | 1894 | 2040 | 2130 | 2227 | 2297 | 2373 | 2463 | 2588 | 2713 | 2852 | 2963 | 3164 | 3386 | 3559 | 3670 | 3733 | 3962 | 4281 | 4975 |
Better Fuel Economy Factory Ratios Increased Power
