Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/60-20 | 265/60-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.57 (802) | 32.52 (826) | 0.94 (24) 3% |
| Width inches (mm) | 9.65 (245) | 10.43 (265) | 0.79 (20) 8.2% |
| Circum. inches (mm) | 99.2 (2519.56) | 102.16 (2594.96) | 2.97 (75.4) 3% |
| Sidewall Height inches (mm) | 5.79 (147) | 6.26 (159) | 0.47 (12) 8.2% |
| Revolutions per mile (km) | 638.74 (396.89) | 620.18 (385.36) | -18.56 (-11.53) -2.9% |
265/60-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.6 mph (33.15 km/h) |
| 25 mph (40.23 km/h) | 25.75 mph (41.44 km/h) |
| 30 mph (48.28 km/h) | 30.9 mph (49.73 km/h) |
| 35 mph (56.33 km/h) | 36.05 mph (58.01 km/h) |
| 40 mph (64.37 km/h) | 41.2 mph (66.3 km/h) |
| 45 mph (72.42 km/h) | 46.35 mph (74.59 km/h) |
| 50 mph (80.47 km/h) | 51.5 mph (82.88 km/h) |
| 55 mph (88.51 km/h) | 56.65 mph (91.16 km/h) |
| 60 mph (96.56 km/h) | 61.8 mph (99.45 km/h) |
| 65 mph (104.61 km/h) | 66.95 mph (107.74 km/h) |
| 70 mph (112.65 km/h) | 72.09 mph (116.03 km/h) |
| 75 mph (120.7 km/h) | 77.24 mph (124.31 km/h) |
| 80 mph (128.75 km/h) | 82.39 mph (132.6 km/h) |
| 85 mph (136.79 km/h) | 87.54 mph (140.89 km/h) |
| 90 mph (144.84 km/h) | 92.69 mph (149.18 km/h) |
| 95 mph (152.89 km/h) | 97.84 mph (157.46 km/h) |
| 100 mph (160.93 km/h) | 102.99 mph (165.75 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1578 | 1833 | 1974 | 2062 | 2156 | 2223 | 2297 | 2384 | 2505 | 2626 | 2760 | 2868 | 3062 | 3277 | 3445 | 3553 | 3613 | 3835 | 4144 | 4815 |
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