What Our Gearhead® Experts Are Saying:"This oversized pulley system is a serious upgrade for gravel riders looking to maximize drivetrain efficiency. The larger pulleys reduce friction by up to 40%, making pedaling feel smoother and more responsive. I love how the carbon-reinforced cage adds durability without excess weight, and the included pulley oil keeps everything running flawlessly. Whether I’m grinding up steep climbs or hammering across rough terrain, this system delivers noticeable gains in performance."The CeramicSpeed OSPW X for SRAM AXS XPLR is designed for gravel cyclists who demand efficiency and durability from their drivetrain. This oversized pulley system reduces friction by up to 40%, ensuring smoother pedaling and enhanced power transfer on long, demanding rides. The carbon-reinforced cage and lightweight aluminum pulleys provide optimal chain retention without unnecessary drag, making this an essential upgrade for SRAM AXS XPLR drivetrains. Gravel conditions can be unpredictable, but with the extra-large pulleys, shifting remains crisp and responsive even in dust, mud, and debris. The system includes CeramicSpeed pulley oil to maintain top performance, and the extra-wide OSPW cage enhances drivetrain stability on rough terrain. Whether we’re exploring remote backroads or racing gravel events, this precision-engineered system ensures every watt of power counts.