Tire sizes › Semi / OTR truck
How much sealant and balancing beads for a 445/50R22.5 tire
A 445/50R22.5 is about 17.7" wide and 39.9" tall (Bridgestone Greatec M835A Ecopia (LR L) spec, 173 lb). Semi / OTR truck tires are dosed for highway use below.
Sealant per tire, by brand
| Brand | Per tire | Per set of 4 |
|---|---|---|
| Slime | 45.9 oz | 183.6 oz (1.43 gal) |
| Ride-On | 46.2 oz | 184.8 oz (1.44 gal) |
| Berryman | 28.2 oz | 112.8 oz |
| LiQuiTube | 71 oz | 284 oz (2.22 gal) |
Typical LiQuiTube amounts by vehicle
| Vehicle | Front | Rear |
|---|---|---|
| Box truck | 32 oz | 32 oz |
| Dump truck | 45 oz | 45 oz |
| Rollback / tow truck | 45 oz | 45 oz |
A quick reference only. For a 445/50R22.5, go by the size-based amount above (71 oz).
Balancing beads per tire
| Brand | Per tire | From | Notes |
|---|---|---|---|
| Magnum+ | 17.3 oz | 1 oz per 10 lb of tire (for sizes not on its chart), 173 lb tire | — |
At 50-series, Dyna Beads and Magnum+ say to use beads together with wheel weights.
For your exact tire and wheel weights, use the bead calculator.
Formulas and sources are on the sealant calculator page. Amounts are each maker's guidance; follow your product's label.