The Fast Trak Sport has become synonymous with fast and lightweight tires that are able to handle the most technical courses and the most grueling conditions. This model redefines what was thought possible with a cross-country tread design. Our Block-In-Block design uses a taller adaptable inner block to pierce the ground and claw for traction. The larger outer structure supports the inner block for additional speed, traction, support and stable handling. Adding to this, the Fast Trak profile and knob spacing has been optimized for a wide variety of internal rim widths. - Casing: 60 TPI - Bead: Wire - 26 x 2.20", PSI 25-50, approximate weight 710g

Specialized's Ground Control GRID is an exceptionally versatile trail tire. CAD engineered knob shapes strengthen knob structure for optimum braking and traction, but keep knob surfaces adaptable for best ground control. The GRIPTON compound helps make this the perfect choice for epic trail rides in any condition. Specialized recommends GRID tires for anyone seeking the utmost in flat and sidewall protection. - Bead: Foldable - Butyl wrapped bead, 2Bliss Ready - Compound: GRIPTON - 26 x 2.3" psi 25-50; approximate weight 660g

The Ground Control Sport uses an extremely versatile tread pattern which can be used from cross country race to trail, it rolls fast with exceptional amounts of confidence and grip. Our Block-In-Block design uses a taller adaptable inner block to pierce the ground and claw for traction. The larger outer structure supports the inner block for additional speed, traction, support and stable handling. - Casing: 60 TPI - Bead: Wire - 26 x 2.35", PSI 25-50, approximate weight 730g

The updated Roadsport tire features one of our classic, most versatile tread patterns paired with the bead to bead protection of our premium Endurant casing. This upgrade gives the tire increased speed, grip and durability, all in a lighter weight package. We also updated the rubber with a new, extra-grippy compound that provides safe and predictable handling in a variety of conditions. So, it's no surprise that it has already become a Specialized employee favorite. - 26x1-3/8", psi 70-90, approximate weight 515g - Bead: Wire - Casing: 60 TPI - Compound: 60a - Flat Protection: Endurant