Aspen ST XC Tire

The Aspen ST is an ultra-low-profile race tire designed primarily for short track XC use. Sometimes referred to as the “Fastpen,” this tire is sure to give any racer an edge in dry conditions. Details Category: XC Race Recommended use:  Dry XC trail conditions Recommended Installation: Front or Rear Model Highlights: 3C MaxxSpeed 120 or 170 Team Spec TPI casing EXO puncture protection Tubeless Ready Weight: 29 x 2.25", 120 TPI: 670 grams 29 x 2.25", 170 TPI: 610 grams 29 x 2.40", 120 TPI: 750 grams 29 x 2.40", 170 TPI: 685 grams Tire Tech 3C MAXXSpeed: The new MAXXSpeed is a top-shelf rubber compound for XC racing. It’s a high-silica content compound that reduces rolling resistance while also enhancing wet traction. Compared to the previous 3C MaxxSpeed, the new compound has approximately 25% less rolling resistance in a lab setting (using the same tread pattern, construction, and tire pressure). In a real-world setting, our testing shows the new compound c