Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 32/10-17 | 305/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32 (812.8) | 36.21 (919.8) | 4.21 (107) 13.2% |
| Width inches (mm) | 10 (254) | 12.01 (305) | 2.01 (51) 20.1% |
| Circum. inches (mm) | 100.53 (2553.49) | 113.77 (2889.64) | 13.23 (336.15) 13.2% |
| Sidewall Height inches (mm) | 7.5 (190.5) | 9.61 (244) | 2.11 (53.5) 28.1% |
| Revolutions per mile (km) | 630.25 (391.62) | 556.94 (346.06) | -73.32 (-45.56) -11.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.63 mph (36.42 km/h) |
| 25 mph (40.23 km/h) | 28.29 mph (45.53 km/h) |
| 30 mph (48.28 km/h) | 33.95 mph (54.64 km/h) |
| 35 mph (56.33 km/h) | 39.61 mph (63.74 km/h) |
| 40 mph (64.37 km/h) | 45.27 mph (72.85 km/h) |
| 45 mph (72.42 km/h) | 50.92 mph (81.95 km/h) |
| 50 mph (80.47 km/h) | 56.58 mph (91.06 km/h) |
| 55 mph (88.51 km/h) | 62.24 mph (100.17 km/h) |
| 60 mph (96.56 km/h) | 67.9 mph (109.27 km/h) |
| 65 mph (104.61 km/h) | 73.56 mph (118.38 km/h) |
| 70 mph (112.65 km/h) | 79.22 mph (127.48 km/h) |
| 75 mph (120.7 km/h) | 84.87 mph (136.59 km/h) |
| 80 mph (128.75 km/h) | 90.53 mph (145.7 km/h) |
| 85 mph (136.79 km/h) | 96.19 mph (154.8 km/h) |
| 90 mph (144.84 km/h) | 101.85 mph (163.91 km/h) |
| 95 mph (152.89 km/h) | 107.51 mph (173.01 km/h) |
| 100 mph (160.93 km/h) | 113.16 mph (182.12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1417 | 1646 | 1773 | 1852 | 1936 | 1996 | 2063 | 2141 | 2250 | 2358 | 2479 | 2575 | 2750 | 2943 | 3094 | 3190 | 3245 | 3444 | 3721 | 4324 |
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