Merida Reacto 4000 Carbon Road Bike 2026 brings raceinspired speed together with comfort for fast club rides training sessions and competitive events A lightweight CF3 carbon frame pairs with proven race geometry to deliver quick acceleration responsive handling and confident control Clearance for tyres up to 30 mm adds extra comfort across rough roads while the SFLEX carbon seat post helps reduce vibration for a smoother rideMechanical Shimano 105 12 speed gearing provides reliable shifting across a wide range of gradients while hydraulic disc brakes deliver strong consistent stopping power in all weather conditions Meridas DISC COOLER technology helps reduce brake temperatures during long descents allowing braking performance to remain consistent when it matters mostAerodynamic efficiency comes from the NACA Fastback tube profile helping air flow cleanly around the frame while keeping weight low Internal cable routing and the WIRE PORT headset system create a tidy appearance reduce cable exposure and contribute to improved airflow around the front of the bikeConfidence at speed starts with the XTAPER headtube giving precise steering and excellent frontend stiffness through every corner An internal seat post clamp maintains the sleek profile while allowing straightforward saddle height adjustmentAdvanced carbon construction combines Nano Matrix Carbon with the AWS Anti Wrinkle System to produce a strong durable frame with improved impact resistance and a refined internal finish Merida Reacto 4000 Carbon Road Bike 2026 offers an outstanding choice for riders aiming to build speed improve fitness and enjoy every kilometre on the roadKey Features Reacto CF3 IV Carbon Frame Merida Reacto CF3 IV DISC Carbon Fork Shimano 105 Groupset Components Merida Expert CW Aluminium Rims Continental Grand Prix 700x28C TyresBenefits Lightweight carbon frame delivers fast acceleration and efficient climbing Aerodynamic frame shape helps maintain higher speeds with less effort Shimano 105 12 speed drivetrain provides smooth and reliable gear changes Clearance for 30 mm tyres improves comfort and grip on rough roads Hydraulic disc brakes offer confident stopping power in all weather conditions

FrameREACTO CF3 IV carbon frame BB865 bottom bracket standard 100x12mm front and 142x12mm rear thruaxles maximum tyre clearance 700x30CForkMERIDA REACTO CF3 IV DISC carbon maximum tyre clearance 700x30CFrame MaterialCarbonHeadsetMERIDA TEAM SL VPMRBHB OP203 neckBrakesShimano 105 hydraulic discBrake RotorsShimano RT54 160mm front and rearBrake LeversShimano 105HandlebarMERIDA EXPERT CW aluminium380mm 3XS XXS XS S400mm M L420mm XLStemMERIDA EXPERT SL 2P II aluminium 990mm XXS XS100mm S110mm M L120mm XLGripsMERIDA ROAD EXPERTFront DerailleurShimano 105Rear DerailleurShimano 105 GSShiftersShimano 105 DiscSeatpostMERIDA TEAM CW aero shape 15mm setback carbonSeat ClampMERIDA REACTO AeroSaddleMERIDA EXPERT SL 6 recycled and 23 natural material Vmount includes MERIDA mini toolChainShimano M6100 12speedCranksetShimano 105 R7100 5236T160mm 3XS165mm XXS XS170mm S M1725mm L XLCassetteShimano 105 R7101 1134T 12speedBottom BracketShimano SMBB7141B PressFit 865HubsFront Shimano TC500 100x12mm 28H Center LockRear Shimano TC500HL 142x12mm 28H Center LockRimsMERIDA EXPERT CW aluminium 19mm internal width 30mm depth tubeless readyTyresFront Continental Grand Prix 700x28C foldingRear Continental Grand Prix 700x28C foldingAxlesMERIDA EXPERT SL includes removable lever with 6mm and 4mm Allen keysSpokesDoublebutted black stainless steelWeightApprox 9kg size M