Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 32/10-17 | 245/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32 (812.8) | 29.54 (750.3) | -2.46 (-62.5) -7.7% |
| Width inches (mm) | 10 (254) | 9.65 (245) | -0.35 (-9) -3.5% |
| Circum. inches (mm) | 100.53 (2553.49) | 92.8 (2357.14) | -7.73 (-196.35) -7.7% |
| Sidewall Height inches (mm) | 7.5 (190.5) | 6.27 (159.25) | -1.23 (-31.25) -16.4% |
| Revolutions per mile (km) | 630.25 (391.62) | 682.75 (424.24) | 52.5 (32.62) 8.3% |
245/65-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.46 mph (29.71 km/h) |
| 25 mph (40.23 km/h) | 23.08 mph (37.14 km/h) |
| 30 mph (48.28 km/h) | 27.69 mph (44.57 km/h) |
| 35 mph (56.33 km/h) | 32.31 mph (52 km/h) |
| 40 mph (64.37 km/h) | 36.92 mph (59.42 km/h) |
| 45 mph (72.42 km/h) | 41.54 mph (66.85 km/h) |
| 50 mph (80.47 km/h) | 46.16 mph (74.28 km/h) |
| 55 mph (88.51 km/h) | 50.77 mph (81.71 km/h) |
| 60 mph (96.56 km/h) | 55.39 mph (89.14 km/h) |
| 65 mph (104.61 km/h) | 60 mph (96.56 km/h) |
| 70 mph (112.65 km/h) | 64.62 mph (103.99 km/h) |
| 75 mph (120.7 km/h) | 69.23 mph (111.42 km/h) |
| 80 mph (128.75 km/h) | 73.85 mph (118.85 km/h) |
| 85 mph (136.79 km/h) | 78.46 mph (126.28 km/h) |
| 90 mph (144.84 km/h) | 83.08 mph (133.7 km/h) |
| 95 mph (152.89 km/h) | 87.7 mph (141.13 km/h) |
| 100 mph (160.93 km/h) | 92.31 mph (148.56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1737 | 2018 | 2174 | 2270 | 2373 | 2447 | 2529 | 2625 | 2758 | 2891 | 3039 | 3157 | 3371 | 3608 | 3793 | 3911 | 3978 | 4222 | 4562 | 5301 |
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