How much sealant for ballasted tractor tires
With liquid ballast in the tire, the sealant dose follows the ballast volume: 1 gallon of liquitube ballast seal for every 10 gallons of total liquid ballast.
Common sizes
| Tire | Ballast | Sealant per tire |
|---|---|---|
| 11L-15 | 15.8 gal | 1.6 gal |
| 11L-16 | 16.6 gal | 1.7 gal |
| 10-16.5 | 12 gal | 1.2 gal |
| 12-16.5 | 15 gal | 1.5 gal |
| 14-17.5 | 22 gal | 2.2 gal |
| 14.9-24 | 47 gal | 4.7 gal |
| 16.9-24 | 61 gal | 6.1 gal |
| 17.5-25 | 60 gal | 6 gal |
| 20.5-25 | 94 gal | 9.4 gal |
| 30.5L-32 | 217 gal | 21.7 gal |
| 14.9-38 | 67 gal | 6.7 gal |
| 18.4-38 | 110 gal | 11 gal |
| 18.4-46 | 129 gal | 13 gal |
| 520/85R46 | 153 gal | 15.3 gal |
| 480/80R50 | 125 gal | 12.5 gal |
How to install it
Turn the valve stem to 3 or 9 o'clock, drain as much ballast as you will add in sealant, rotate the stem back to 12 o'clock, then install the sealant.
Source: LiQuiTube Ballast Sealant Flyer (manufacturer document).