Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 190/100-16 | 255/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.96 (786.4) | 33.07 (839.9) | 2.11 (53.5) 6.8% |
| Width inches (mm) | 7.48 (190) | 10.04 (255) | 2.56 (65) 34.2% |
| Circum. inches (mm) | 97.27 (2470.55) | 103.88 (2638.62) | 6.62 (168.08) 6.8% |
| Sidewall Height inches (mm) | 7.48 (190) | 8.53 (216.75) | 1.05 (26.75) 14.1% |
| Revolutions per mile (km) | 651.41 (404.77) | 609.92 (378.98) | -41.49 (-25.78) -6.4% |
255/85-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.36 mph (34.38 km/h) |
| 25 mph (40.23 km/h) | 26.7 mph (42.97 km/h) |
| 30 mph (48.28 km/h) | 32.04 mph (51.57 km/h) |
| 35 mph (56.33 km/h) | 37.38 mph (60.16 km/h) |
| 40 mph (64.37 km/h) | 42.72 mph (68.75 km/h) |
| 45 mph (72.42 km/h) | 48.06 mph (77.35 km/h) |
| 50 mph (80.47 km/h) | 53.4 mph (85.94 km/h) |
| 55 mph (88.51 km/h) | 58.74 mph (94.54 km/h) |
| 60 mph (96.56 km/h) | 64.08 mph (103.13 km/h) |
| 65 mph (104.61 km/h) | 69.42 mph (111.72 km/h) |
| 70 mph (112.65 km/h) | 74.76 mph (120.32 km/h) |
| 75 mph (120.7 km/h) | 80.1 mph (128.91 km/h) |
| 80 mph (128.75 km/h) | 85.44 mph (137.51 km/h) |
| 85 mph (136.79 km/h) | 90.78 mph (146.1 km/h) |
| 90 mph (144.84 km/h) | 96.12 mph (154.7 km/h) |
| 95 mph (152.89 km/h) | 101.46 mph (163.29 km/h) |
| 100 mph (160.93 km/h) | 106.8 mph (171.88 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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