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Merida Reacto 4000 2026 Bicycle

4711256518350
₹234,990
Color: Matt Mountain Blue (Black)
Size

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Fast Aero Road Race Build

Overview

Merida Reacto 4000 Bicycle is built for riders who want to enter the world of road racing with a fast, balanced and capable aero road bike. Its lightweight CF3 carbon frame and race-proven geometry deliver serious performance without feeling like an entry-level machine.

Balanced Race Geometry: The Reacto 4000 carries the proven Reacto platform DNA, combining aerodynamic efficiency, sharp handling and quick acceleration. This makes it suitable for first race efforts, fast club rides, criteriums and ambitious road training sessions.

Comfort for Real Roads: Generous tyre clearance for up to 30 mm tyres and the S-Flex carbon seat post help improve comfort over rougher road surfaces. This allows riders to enjoy aero speed not only on smooth tarmac but also on everyday training roads and longer rides.

Smooth 105 Mechanical Shifting: The latest mechanical 12-speed Shimano 105 groupset provides smooth and dependable shifting for regular performance use. It gives riders precise gear control while keeping the bike practical, efficient and ready for demanding road conditions.

Merida Reacto 4000 Bicycle is a lightweight carbon aero road bike for riders starting racing or upgrading to serious speed.

Features

  • CF3 Carbon Speed: Lightweight aero carbon frame gives riders a fast, responsive platform for racing and high-paced road riding.
  • 105 Mechanical Shifting: Shimano 105 12-speed mechanical groupset delivers dependable shifting with a wide race-ready gear range.
  • Balanced Cockpit Setup: Merida Expert SL stem and Expert CW handlebar combination supports stable handling and efficient control.
  • Aero Comfort Post: Merida S-Flex carbon aero seatpost improves the streamlined profile while adding comfort on longer rides.
  • Integrated Rear Safety: Seatpost-integrated rear light improves visibility while keeping the bike’s clean aero design intact.

Technologies

  • X-Taper Headtube: Tapered headtube design improves steering accuracy and front-end stiffness without adding unnecessary weight.
  • Internal Cable Routing: Cables and hoses run through the frame for better protection, cleaner looks, and aerodynamic advantages.
  • Nano Matrix Carbon: Nano-scale particles in the resin improve carbon impact resistance by up to 40% for a tougher, lighter frame.
  • AWS Anti Wrinkle System: Carbon layers are compressed for a smooth internal finish, reducing voids and improving frame strength.
  • NACA Fastback Profile: Truncated aero tube shaping reduces drag while using less material to keep the frame lighter and faster.
  • Disc Cooler: Forged aluminium cooling fins reduce brake temperatures by up to 35% for better control on long descents.
  • Internal Clamp: Hidden wedge-style seatpost clamp reduces turbulence and keeps the frame sleek while allowing simple adjustment.
  • Wire Port: Headset cable entry creates a clean cockpit and supports a lighter, stronger, more aerodynamic frame structure.

Specifications

  • Intended Use: Race
  • Frame: Reacto CF3 IV (Material: Carbon, 700X30C Max. Wheelsize, 100X12/142X12 mm Axle Standard, BB86.5 Bottom Bracket Standard)
  • Fork: Merida Reacto CF3 IV Disc (Material: Carbon, 700X30C Max. Wheelsize)
  • Brakes: Shimano 105 Disc
  • Rotors: Shimano RT54 (160 mm)
  • Brake Lever: Shimano 105
  • Headset: Merida Team SL [VP-MRBHB (OP203 Neck)]
  • Handlebar: Merida Expert CW (Material: Aluminium, 380 mm: 3S-XXS-XS-S, 400 mm: M-L, 420 mm: XL)
  • Handlebar Stem: Merida Expert SL 2P II (Material: Aluminium, -9° Stem Angle, 90 mm: XXS/XS, 100 mm: S, 110 mm: M/L, 120 mm: XL)
  • Grip: Merida Road Expert
  • Front Derailleur: Shimano 105
  • Rear Derailleur: Shimano 105 GS
  • Shifters: Shimano 105 Disc
  • Seat Post: Merida Team CW (Aero Shape, 15 mm Setback, Carbon)
  • Seat Clamp: Merida Reacto Aero
  • Saddle: Merida Expert SL (6% Recycled and 23% Nature Material, V-Mount, incl. Merida Minitool)
  • Chain: Shimano M6100-12
  • Crank: Shimano 105 R7100 (52-36 Teeth, 160 mm: 3S, 165 mm: XXS/XS, 170 mm: S/M, 172.5 mm: L/XL)
  • Freewheel: Shimano 105 R7101 (11-34 Teeth, 12 Speed)
  • Bottom Bracket: Shimano SM-BB71-41B (Pressfit 86.5)
  • Hubs (Front & Rear): Shimano TC500 / Shimano TC500-HL (Front: 100X12 mm Width, Rear: 12X142 mm Width, 28 Spoke Holes, Centerlock)
  • Rim: Merida Expert CW [19 mm Inner Width, 30 mm Height, Material: Aluminium, Tubeless Ready (Tubeless Tape and Valves not included)]
  • Tyre (Front & Rear): Continental Grand Prix (700X28C, Fold)
  • Axles: Merida Expert SL (Including Removable Lever, 6/4 mm Allen Key)
  • Spokes: Double Butted Black Stainless
  • Color: Matt Mountain Blue (Black), Silk Black (Glossy Dark Silver)
  • Size: XXS, XS, S, M, L
  • Approx. Weight: 9 kg (Size M)
  • Max. Weight: 120 kg

Shipping, Returns & Refunds

We ship across India. Shipping is free on orders above ₹2,000, and ₹99 is charged on orders below ₹2,000. Cash on Delivery is available for orders up to ₹20,000, with additional COD charges based on order value. Most orders are delivered within 3–6 working days, though delays may occasionally occur. Please note that most Shimano products may take longer to ship. View full shipping policy.

Returns can be initiated within 7 days of delivery. Items must be unused, in original condition, and returned with all tags and packaging intact. Returns are available only on select categories such as apparel, helmets, jerseys, gloves, and similar items. Wetsuits and products discounted above 5% are not eligible for return.

Returns are not accepted for compatibility-related issues unless the product description on our website was incorrect. Return shipping must be arranged by the customer, as pickup is not available.

For eligible returns, you can choose an exchange, store credit, or a monetary refund. Refunds are processed after deduction of applicable shipping and transaction charges. Order cancellations are only possible before the order is processed. View full Return & Refund Policy.