Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/60-15 | 205/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.85 (555) | 27.11 (688.5) | 5.26 (133.5) 24.1% |
| Width inches (mm) | 5.71 (145) | 8.07 (205) | 2.36 (60) 41.4% |
| Circum. inches (mm) | 68.65 (1743.58) | 85.16 (2162.99) | 16.51 (419.4) 24.1% |
| Sidewall Height inches (mm) | 3.43 (87) | 6.05 (153.75) | 2.63 (66.75) 76.7% |
| Revolutions per mile (km) | 923.01 (573.53) | 744.04 (462.32) | -178.97 (-111.21) -19.4% |
205/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.81 mph (39.93 km/h) |
| 25 mph (40.23 km/h) | 31.01 mph (49.91 km/h) |
| 30 mph (48.28 km/h) | 37.22 mph (59.89 km/h) |
| 35 mph (56.33 km/h) | 43.42 mph (69.88 km/h) |
| 40 mph (64.37 km/h) | 49.62 mph (79.86 km/h) |
| 45 mph (72.42 km/h) | 55.82 mph (89.84 km/h) |
| 50 mph (80.47 km/h) | 62.03 mph (99.82 km/h) |
| 55 mph (88.51 km/h) | 68.23 mph (109.81 km/h) |
| 60 mph (96.56 km/h) | 74.43 mph (119.79 km/h) |
| 65 mph (104.61 km/h) | 80.64 mph (129.77 km/h) |
| 70 mph (112.65 km/h) | 86.84 mph (139.75 km/h) |
| 75 mph (120.7 km/h) | 93.04 mph (149.73 km/h) |
| 80 mph (128.75 km/h) | 99.24 mph (159.72 km/h) |
| 85 mph (136.79 km/h) | 105.45 mph (169.7 km/h) |
| 90 mph (144.84 km/h) | 111.65 mph (179.68 km/h) |
| 95 mph (152.89 km/h) | 117.85 mph (189.66 km/h) |
| 100 mph (160.93 km/h) | 124.05 mph (199.65 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1893 | 2200 | 2369 | 2474 | 2586 | 2667 | 2756 | 2860 | 3005 | 3150 | 3311 | 3440 | 3674 | 3932 | 4133 | 4262 | 4335 | 4601 | 4971 | 5777 |
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