Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/60-20 | 125/70-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.85 (682) | 25.89 (657.6) | -0.96 (-24.4) -3.6% |
| Width inches (mm) | 5.71 (145) | 4.92 (125) | -0.79 (-20) -13.8% |
| Circum. inches (mm) | 84.35 (2142.57) | 81.34 (2065.91) | -3.02 (-76.65) -3.6% |
| Sidewall Height inches (mm) | 3.43 (87) | 3.44 (87.5) | 0.02 (0.5) 0.6% |
| Revolutions per mile (km) | 751.13 (466.73) | 779 (484.05) | 27.87 (17.32) 3.7% |
125/70-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.28 mph (31.04 km/h) |
| 25 mph (40.23 km/h) | 24.11 mph (38.79 km/h) |
| 30 mph (48.28 km/h) | 28.93 mph (46.55 km/h) |
| 35 mph (56.33 km/h) | 33.75 mph (54.31 km/h) |
| 40 mph (64.37 km/h) | 38.57 mph (62.07 km/h) |
| 45 mph (72.42 km/h) | 43.39 mph (69.83 km/h) |
| 50 mph (80.47 km/h) | 48.21 mph (77.59 km/h) |
| 55 mph (88.51 km/h) | 53.03 mph (85.35 km/h) |
| 60 mph (96.56 km/h) | 57.85 mph (93.11 km/h) |
| 65 mph (104.61 km/h) | 62.67 mph (100.87 km/h) |
| 70 mph (112.65 km/h) | 67.5 mph (108.62 km/h) |
| 75 mph (120.7 km/h) | 72.32 mph (116.38 km/h) |
| 80 mph (128.75 km/h) | 77.14 mph (124.14 km/h) |
| 85 mph (136.79 km/h) | 81.96 mph (131.9 km/h) |
| 90 mph (144.84 km/h) | 86.78 mph (139.66 km/h) |
| 95 mph (152.89 km/h) | 91.6 mph (147.42 km/h) |
| 100 mph (160.93 km/h) | 96.42 mph (155.18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1982 | 2303 | 2480 | 2590 | 2708 | 2792 | 2885 | 2995 | 3147 | 3298 | 3467 | 3602 | 3847 | 4117 | 4328 | 4463 | 4538 | 4817 | 5205 | 6048 |
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