Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/60-20 | 265/60-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.88 (886) | 32.52 (826) | -2.36 (-60) -6.8% |
| Width inches (mm) | 12.4 (315) | 10.43 (265) | -1.97 (-50) -15.9% |
| Circum. inches (mm) | 109.58 (2783.45) | 102.16 (2594.96) | -7.42 (-188.5) -6.8% |
| Sidewall Height inches (mm) | 7.44 (189) | 6.26 (159) | -1.18 (-30) -15.9% |
| Revolutions per mile (km) | 578.18 (359.27) | 620.18 (385.36) | 42 (26.1) 7.3% |
265/60-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.65 mph (30.01 km/h) |
| 25 mph (40.23 km/h) | 23.31 mph (37.51 km/h) |
| 30 mph (48.28 km/h) | 27.97 mph (45.01 km/h) |
| 35 mph (56.33 km/h) | 32.63 mph (52.51 km/h) |
| 40 mph (64.37 km/h) | 37.29 mph (60.01 km/h) |
| 45 mph (72.42 km/h) | 41.95 mph (67.52 km/h) |
| 50 mph (80.47 km/h) | 46.61 mph (75.02 km/h) |
| 55 mph (88.51 km/h) | 51.28 mph (82.52 km/h) |
| 60 mph (96.56 km/h) | 55.94 mph (90.02 km/h) |
| 65 mph (104.61 km/h) | 60.6 mph (97.52 km/h) |
| 70 mph (112.65 km/h) | 65.26 mph (105.03 km/h) |
| 75 mph (120.7 km/h) | 69.92 mph (112.53 km/h) |
| 80 mph (128.75 km/h) | 74.58 mph (120.03 km/h) |
| 85 mph (136.79 km/h) | 79.24 mph (127.53 km/h) |
| 90 mph (144.84 km/h) | 83.91 mph (135.03 km/h) |
| 95 mph (152.89 km/h) | 88.57 mph (142.53 km/h) |
| 100 mph (160.93 km/h) | 93.23 mph (150.04 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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