The CST BFT (Big Fat Tire) 27.5 x 2.25" is an aggressive all-mountain and freeride mountain bike tire. It is highly favored for its meaty center and side knobs, which deliver exceptional grip during tight turns, technical climbs, and on loose terrain.

Configuration Options

The tire is available in three configurations to suit different needs:

• Wire Bead Version
  • Features a rigid steel bead.
  • Lower 27 TPI casing.
  • Single compound rubber.
  • Weighs approximately 1,115 grams.
  • Most budget-friendly and heavy-duty option.
• Folding Bead (Standard) Version
  • Includes a flexible folding bead.
  • 60 TPI dual-compound casing.
  • Equipped with EPS (Exceptional Puncture Safety) protection.
  • Weighs approximately 830 grams.
• Folding Bead (Tubeless Ready / TLR) Version
  • Similar to the standard folding version but adds a tubeless-ready bead construction.
  • Weighs approximately 865 grams.

Performance Characteristics

• Tread Design
  • Large, chunky knobs for predictable cornering and excellent braking traction on technical trails.
• Ideal Terrain
  • Best suited for loose dirt, medium pack, mud, and wet conditions.
• E-Bike Friendly
  • Designed with heavy-duty casing options and reliable traction, making it a popular choice for electric mountain bikes.