Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/80-17 | 135/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.87 (631.8) | 25.5 (647.8) | 0.63 (16) 2.5% |
| Width inches (mm) | 4.92 (125) | 5.31 (135) | 0.39 (10) 8% |
| Circum. inches (mm) | 78.14 (1984.86) | 80.12 (2035.12) | 1.98 (50.27) 2.5% |
| Sidewall Height inches (mm) | 3.94 (100) | 4.25 (108) | 0.31 (8) 8% |
| Revolutions per mile (km) | 810.81 (503.81) | 790.78 (491.37) | -20.03 (-12.44) -2.5% |
135/80-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.51 mph (33 km/h) |
| 25 mph (40.23 km/h) | 25.63 mph (41.25 km/h) |
| 30 mph (48.28 km/h) | 30.76 mph (49.5 km/h) |
| 35 mph (56.33 km/h) | 35.89 mph (57.75 km/h) |
| 40 mph (64.37 km/h) | 41.01 mph (66 km/h) |
| 45 mph (72.42 km/h) | 46.14 mph (74.25 km/h) |
| 50 mph (80.47 km/h) | 51.27 mph (82.51 km/h) |
| 55 mph (88.51 km/h) | 56.39 mph (90.76 km/h) |
| 60 mph (96.56 km/h) | 61.52 mph (99.01 km/h) |
| 65 mph (104.61 km/h) | 66.65 mph (107.26 km/h) |
| 70 mph (112.65 km/h) | 71.77 mph (115.51 km/h) |
| 75 mph (120.7 km/h) | 76.9 mph (123.76 km/h) |
| 80 mph (128.75 km/h) | 82.03 mph (132.01 km/h) |
| 85 mph (136.79 km/h) | 87.15 mph (140.26 km/h) |
| 90 mph (144.84 km/h) | 92.28 mph (148.51 km/h) |
| 95 mph (152.89 km/h) | 97.41 mph (156.76 km/h) |
| 100 mph (160.93 km/h) | 102.53 mph (165.01 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012 | 2338 | 2518 | 2629 | 2749 | 2834 | 2929 | 3040 | 3194 | 3348 | 3520 | 3657 | 3905 | 4179 | 4393 | 4530 | 4607 | 4890 | 5284 | 6140 |
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