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Bridgestone engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Bridgestone lineup with fast shipping and expert fitment support — order with confidence.
The Bridgestone Battlecross X31F is engineered for motocross riders who demand precision, traction, and durability. This 80/100-21 front tire features Bridgestone's Castle Block technology, which increases edge effect for better cornering grip on a wide variety of terrains. Whether you are racing on hard-packed dirt or loose loam, the X31F provides the confidence you need to push your limits.
The X31F is built to handle the rigors of competitive motocross. Its optimized tread pattern ensures excellent mud-clearing capabilities, keeping you moving forward in even the most challenging conditions. By providing a consistent contact patch, this tire allows for sharper turn-in and better stability when braking into corners. Equip your dirt bike with the best technology available. Shop for your next motocross tire upgrade at GGCRACING.
| Brand | Bridgestone |
|---|---|
| Manufacturer part number | 13847 |
| GGC SKU | BRG13847 |
| UPC / GTIN | 092971333171 |
Use the manufacturer part number when you compare with other listings or ask us to confirm a match.
| Tire size | 80/100 R21 |
|---|---|
| Load index | 51 |
| Speed rating | M |
| Type | MX/Offroad |
| Box size | 28.5 × 28.5 × 3.5 in |
|---|---|
| Shipping weight | 9 lb |
Universal fit — check measurements. Tires fit by size. Match the tire size above to your wheels and vehicle.
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