Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/80-16 | 125/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.5 (622.4) | 23.89 (606.8) | -0.61 (-15.6) -2.5% |
| Width inches (mm) | 5.31 (135) | 4.92 (125) | -0.39 (-10) -7.4% |
| Circum. inches (mm) | 76.98 (1955.33) | 75.05 (1906.32) | -1.93 (-49.01) -2.5% |
| Sidewall Height inches (mm) | 4.25 (108) | 3.44 (87.5) | -0.81 (-20.5) -19% |
| Revolutions per mile (km) | 823.06 (511.42) | 844.22 (524.57) | 21.16 (13.15) 2.6% |
125/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.5 mph (31.38 km/h) |
| 25 mph (40.23 km/h) | 24.37 mph (39.23 km/h) |
| 30 mph (48.28 km/h) | 29.25 mph (47.07 km/h) |
| 35 mph (56.33 km/h) | 34.12 mph (54.92 km/h) |
| 40 mph (64.37 km/h) | 39 mph (62.76 km/h) |
| 45 mph (72.42 km/h) | 43.87 mph (70.61 km/h) |
| 50 mph (80.47 km/h) | 48.75 mph (78.45 km/h) |
| 55 mph (88.51 km/h) | 53.62 mph (86.3 km/h) |
| 60 mph (96.56 km/h) | 58.5 mph (94.14 km/h) |
| 65 mph (104.61 km/h) | 63.37 mph (101.99 km/h) |
| 70 mph (112.65 km/h) | 68.25 mph (109.83 km/h) |
| 75 mph (120.7 km/h) | 73.12 mph (117.68 km/h) |
| 80 mph (128.75 km/h) | 77.99 mph (125.52 km/h) |
| 85 mph (136.79 km/h) | 82.87 mph (133.37 km/h) |
| 90 mph (144.84 km/h) | 87.74 mph (141.21 km/h) |
| 95 mph (152.89 km/h) | 92.62 mph (149.06 km/h) |
| 100 mph (160.93 km/h) | 97.49 mph (156.9 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2148 | 2496 | 2688 | 2807 | 2935 | 3026 | 3127 | 3245 | 3410 | 3575 | 3757 | 3904 | 4169 | 4461 | 4690 | 4836 | 4918 | 5220 | 5641 | 6555 |
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