The Specialized Ground Control Fat 24 × 4.0 tire is built for fat bikes needing traction and control across snow, sand, and mixed off-road terrain. It features a Block-In-Block tread pattern designed to provide grip under load while maintaining rolling efficiency. The 60 TPI Control casing offers a balance between suppleness and durability, while the 60a rubber compound ensures a good mix of longevity and traction. This model uses a wire bead and is not tubeless-ready.

• Size: 24 × 4.0 inches

• Casing: Control, 60 TPI

• Compound: 60a rubber

• Tread: Block-In-Block pattern for grip and stability

• Bead: wire (non-tubeless)

• Max installation pressure: 25 psi

• Max riding pressure: 15 psi

• Intended use: fat bikes in snow, sand, dirt, and mixed terrain