The BMC Fourstroke 01 ONE is a cross-country performance bike engineered to exceed the demands of the world’s top racers. Built around BMC’s revolutionary Autodrop technology and unrivaled APS dual-link suspension with 100mm of front and rear travel, this racing machine delivers superior performance in a Premium Carbon frame that consistently outperforms the competition on the most demanding courses.

This revolutionized cross-country powerhouse features BMC’s progressive race geometry with an improved 66.5 head angle and extended front-end designed for attacking the steepest and loosest terrain with confidence. The frame accommodates two water bottles in the front triangle for long-distance missions while offering 62mm tire clearance to fit modern 2.4″ cross-country tires, maximizing traction and speed across varied terrain conditions.

The Fourstroke 01 ONE introduces groundbreaking innovation with the BMC Autodrop integrated dropper seatpost, the first fully automatic dropper system that provides on-the-fly, squat-free seat height adjustment. This game-changing technology allows riders to optimize positioning instantly on technicalcross-country courses without interrupting pedaling rhythm or losing momentum during critical race moments.

Perfect for elite racers and serious cross-country enthusiasts who demand cutting-edge technology and proven performance, this medal-winning machine combines next-level kinematics tuning with best-in-class suspension performance. The result is a versatile marathon machine that delivers full traction, exceptional efficiency, and active suspension response across every terrain type, making it the ultimate secret weapon for competitive cross-country racing.

Key Features

• Frame Premium Carbon with APS Dual-Link Suspension (100mm Travel)
• Suspension RockShox SID Ultimate Fork and RockShox SIDLuxe Ultimate Shock
• Drivetrain SRAM X0 Eagle Transmission
• Wheelset DT Swiss XRC 1501 with 62mm Tire Clearance