Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/80-17 | 34/10.5-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.06 (839.8) | 34.03 (864.34) | 0.97 (24.54) 2.9% |
| Width inches (mm) | 10.04 (255) | 10.51 (267) | 0.47 (12) 4.7% |
| Circum. inches (mm) | 103.87 (2638.31) | 106.91 (2715.4) | 3.04 (77.09) 2.9% |
| Sidewall Height inches (mm) | 8.03 (204) | 8.51 (216.27) | 0.48 (12.27) 6% |
| Revolutions per mile (km) | 609.99 (379.03) | 592.67 (368.27) | -17.32 (-10.76) -2.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.58 mph (33.13 km/h) |
| 25 mph (40.23 km/h) | 25.73 mph (41.41 km/h) |
| 30 mph (48.28 km/h) | 30.88 mph (49.69 km/h) |
| 35 mph (56.33 km/h) | 36.02 mph (57.97 km/h) |
| 40 mph (64.37 km/h) | 41.17 mph (66.25 km/h) |
| 45 mph (72.42 km/h) | 46.31 mph (74.54 km/h) |
| 50 mph (80.47 km/h) | 51.46 mph (82.82 km/h) |
| 55 mph (88.51 km/h) | 56.61 mph (91.1 km/h) |
| 60 mph (96.56 km/h) | 61.75 mph (99.38 km/h) |
| 65 mph (104.61 km/h) | 66.9 mph (107.66 km/h) |
| 70 mph (112.65 km/h) | 72.05 mph (115.95 km/h) |
| 75 mph (120.7 km/h) | 77.19 mph (124.23 km/h) |
| 80 mph (128.75 km/h) | 82.34 mph (132.51 km/h) |
| 85 mph (136.79 km/h) | 87.48 mph (140.79 km/h) |
| 90 mph (144.84 km/h) | 92.63 mph (149.07 km/h) |
| 95 mph (152.89 km/h) | 97.78 mph (157.36 km/h) |
| 100 mph (160.93 km/h) | 102.92 mph (165.64 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1508 | 1752 | 1887 | 1970 | 2060 | 2124 | 2195 | 2278 | 2394 | 2509 | 2638 | 2740 | 2927 | 3132 | 3292 | 3395 | 3453 | 3665 | 3960 | 4602 |
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