Tire sizes › Motorcycle
How much sealant and balancing beads for an 80/100-21 tire
An 80/100-21 is about 3.15" wide and 27.3" tall (calculated from the size). Motorcycle tires are dosed for motorcycle use below.
Sealant per tire, by brand
| Brand | Per tire | Per set of 4 |
|---|---|---|
| Slime | 5.6 oz | 22.4 oz |
| Ride-On | 6.4 oz | 25.6 oz |
| Berryman | 3.4 oz | 13.6 oz |
| LiQuiTube | 9 oz | 36 oz |
Typical LiQuiTube amounts by vehicle
| Vehicle | Front | Rear |
|---|---|---|
| Dirt bike | 9 oz | 12 oz |
| Street / cruiser motorcycle | 12 oz | 16 oz |
A quick reference only. For a 80/100-21, go by the size-based amount above (9 oz).
Formulas and sources are on the sealant calculator page. Amounts are each maker's guidance; follow your product's label.