Reacto 4000 S078

The Merida Reacto 4000 is An aero road bike designed for speed and efficiency, the Reacto 4000 blends aerodynamic shaping with practical comfort. With a carbon frame, disc brakes and reliable Shimano 105, it’s ready for fast group rides and racing.Key Features:CF3 carbon aero frame, lightweight build, race-focused geometryCF3 full carbon fork for precise handlingShimano 105 R7100 12-speed drivetrainShimano 105 hydraulic disc brakesMerida Expert CW wheels with Continental GP 28c tyresS-Flex carbon aero seatpost for added comfortAvailable with 0% APR financeThe Merida Reacto 4000 brings high-end aero performance into a more accessible package, using the same aerodynamic frame profile found on top-tier models. The CF3 carbon frame is shaped to reduce drag while keeping weight low, helping you hold speed more efficiently whether you're riding solo or in a fast-moving group.Comfort hasn’t been overlooked. Clearance for tyres up to 32mm gives you the option to run wider rubber for improved grip and reduced road buzz, while the S-Flex carbon seatpost is designed to introduce a degree of vertical compliance. This helps smooth out rough road surfaces without compromising the bike’s direct, responsive feel under power.The Shimano 105 12-speed groupset offers dependable, precise shifting across a wide gear range, making it well suited to varied terrain. Paired with hydraulic disc brakes, you get consistent stopping power and control in all conditions, which is particularly useful on longer descents or wet rides.Aerodynamic efficiency is at the core of the Reacto’s design. Tube shaping, internal cable routing and an integrated cockpit setup all work together to reduce drag while maintaining a clean, modern look. At the same time, the bike retains a balanced ride quality, making it suitable not just for racing, but also for longer training sessions.Overall, the Reacto 4000 is a strong option if you’re looking for an aero road bike that delivers speed and efficiency, while still offering enough comfort and versatility for regular riding and progression.