Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/85-16 | 255/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.4 (822.9) | 33.07 (839.9) | 0.67 (17) 2.1% |
| Width inches (mm) | 9.65 (245) | 10.04 (255) | 0.39 (10) 4.1% |
| Circum. inches (mm) | 101.78 (2585.22) | 103.88 (2638.62) | 2.1 (53.41) 2.1% |
| Sidewall Height inches (mm) | 8.2 (208.25) | 8.53 (216.75) | 0.33 (8.5) 4.1% |
| Revolutions per mile (km) | 622.52 (386.81) | 609.92 (378.98) | -12.6 (-7.83) -2% |
255/85-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.41 mph (32.85 km/h) |
| 25 mph (40.23 km/h) | 25.52 mph (41.06 km/h) |
| 30 mph (48.28 km/h) | 30.62 mph (49.28 km/h) |
| 35 mph (56.33 km/h) | 35.72 mph (57.49 km/h) |
| 40 mph (64.37 km/h) | 40.83 mph (65.7 km/h) |
| 45 mph (72.42 km/h) | 45.93 mph (73.92 km/h) |
| 50 mph (80.47 km/h) | 51.03 mph (82.13 km/h) |
| 55 mph (88.51 km/h) | 56.14 mph (90.34 km/h) |
| 60 mph (96.56 km/h) | 61.24 mph (98.56 km/h) |
| 65 mph (104.61 km/h) | 66.34 mph (106.77 km/h) |
| 70 mph (112.65 km/h) | 71.45 mph (114.98 km/h) |
| 75 mph (120.7 km/h) | 76.55 mph (123.19 km/h) |
| 80 mph (128.75 km/h) | 81.65 mph (131.41 km/h) |
| 85 mph (136.79 km/h) | 86.76 mph (139.62 km/h) |
| 90 mph (144.84 km/h) | 91.86 mph (147.83 km/h) |
| 95 mph (152.89 km/h) | 96.96 mph (156.05 km/h) |
| 100 mph (160.93 km/h) | 102.07 mph (164.26 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1552 | 1803 | 1942 | 2028 | 2120 | 2186 | 2259 | 2345 | 2464 | 2582 | 2715 | 2820 | 3012 | 3223 | 3388 | 3494 | 3553 | 3771 | 4075 | 4736 |
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