The Cerve;lo A;spero GRX RX610 is a gravel racer that prioritizes speed and efficiency without sacrificing comfort or practicality. Built for riders who want to haul ass on gravel rather than cargo, this is a bike designed to make you faster and help you go the distance. It&';s purpose-built for competition, long-distance adventures, and anyone who refuses to compromise on performance. The original A;spero made waves in 2019 with its speed-focused approach to gravel riding. This generation builds on that legacy with meaningful refinements across the board. The frame benefits from improved aerodynamics that conserves energy when battling headwinds-those three watts of drag reduction might seem small, but on a punishing long ride, they translate to real fatigue savings. Beyond aerodynamics, Cerve;lo dropped the seat stays to provide improved compliance and reduced front-end stiffness, making those final hours of a long race noticeably more forgiving. The increased mud clearance borrowed from Cerve;lo&';s R5-CX expertise ensures you&';ll handle rutted terrain and messy conditions with confidence. The engineering details reveal thoughtful design throughout. The T47a threaded bottom bracket pioneered on the R5-CX offers the performance benefits of BBRight in a rider-serviceable, user-friendly package. The Universal Derailleur Hanger standard future-proofs your drivetrain options, whether you&';re running Shimano&';s reliable GRX setup today or considering SRAM&';s Transmission drivetrains tomorrow. Internal cable routing keeps the frame looking clean while maintaining compatibility with Cerve;lo&';s range of cockpit options, so you can build your ideal setup. Paired with Shimano&';s proven GRX RX820/610 drivetrain mix and lightweight Alexrims GX7s wheels, the A;spero delivers responsive handling and efficient rolling characteristics across all terrains. The complete package, faster, more comfortable, and more versatile than before, makes this the gravel bike for serious riders who demand performance. Key Features Frame - Cerve;lo Carbon Drivetrain - Shimano GRX RX820/610 Mix Wheelset - Alexrims GX7s