Merida Reacto 4000 2027 Aero Road Bicycle

Carbon Aero Speed with 105 Control

Shimano 105
Disc brakes

₹269,990

Color: Mineral Gold (Black)

Merida Reacto 4000 2027 Aero Road Bicycle | The Bike Affair

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Not sure about size or compatibility? Ask TBA Guide WhatsApp us

NOTE: If your body height is between two frame sizes, the following rules of thumb apply:

For a sporty riding, you better choose the smaller frame size
If you want to ride in a more comfortable position, choose a larger frame size

Frame Size	XXXS	XXS	XS	S	M	L	XL
Height (In cm)	148-157	153-162	158-167	163-172	168-182	178-187	>183

The Merida Reacto 4000 Aero Road Bicycle is built for riders who want the thrill of speed without stepping into the highest price range. It brings serious aero road performance to aspiring riders and racers looking for a fast, modern platform.

CF3 Carbon Aero Frame: The Reacto 4000 uses Merida’s latest CF3 carbon frame with the same super-aero frame shape seen on top-level models. This gives the bike a strong aerodynamic foundation while keeping the frame light, efficient and ready for fast riding.

Shimano 105 Reliability: Equipped with the reliable Shimano 105 groupset and hydraulic disc brakes, the bike offers dependable shifting and confident braking. This makes it ready for training, fast group rides and race-day use straight out of the box.

Speed with Comfort and Control: The latest Reacto platform improves aerodynamics, reduces weight and offers tyre clearance up to 32 mm. This balance helps riders enjoy speed while maintaining the comfort and control needed for real-world road conditions.

Merida Reacto 4000 2027 Aero Road Bicycle is a strong entry point into Merida’s aero bike range, offering high-value performance today and a great platform to upgrade as you progress.

Buying guide Not sure which model? Merida Reacto: Which Model Should You Buy?

Product details

Specifications

Frame	Reacto CF3 V [Material: Carbon, 700x32C Max. Wheelsize, 100x12 / 142x12 mm Axle Standard, BB86.5 Bottom Bracket Standard]
Fork	Merida Reacto CF3 V Disc [Material: Carbon, 700x30C Max. Wheelsize]
Brakes	Shimano 105 Disc
Rotors	Shimano RT54 [Size: 160 mm]
Brake Lever	Shimano 105
Headset	Merida Team SL [RCT 608 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 2PII [Material: Aluminium, Stem Angle: -9°, 90 mm: 3S/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 Reacto V S-Flex [Aero Shape, Setback: 0 mm, Material: Carbon]

Seat Clamp	Merida Reacto V
Saddle	Akero RS PAS T2.0 [V-Mount Adapter, Includes Merida Minitool]
Chain	Shimano M6100-12
Crank	Shimano 105 R7100 [Teeth: 52-36, 160 mm: 3S, 165 mm: XXS/XS, 170 mm: S/M, 172.5 mm: L/XL]
Freewheel	Shimano 105 R7101 [Teeth: 11-34, Speed: 12 Speed]
Bottom Bracket	Shimano SM-BB71-41B [Pressfit 86.5]
Hubs	Shimano HB-TC500 / Shimano HB-TC500-HL [Front Hub Width: 100x12 mm, Rear Hub Width: 12x142 mm, Spoke Holes: 28H, Brake Interface: Centerlock]
Rim	Merida Expert CW [Inner Width: 19 mm, Height: 30 mm, Material: Aluminium, Tubeless Ready: Yes, Tubeless Tape and Valves not included]
Tyre (Front & Rear)	Continental Grand Prix [Size: 700x28C, Foldable]
Axles	Merida Expert SL [Including Removable Lever, 6/4 mm Allen Key]
Spokes	Double Butted Black Stainless
Color	Mineral Gold (Black), Silk Black (Gunmetal Grey)
Frame Size	3XS, XXS, XS, S, M, L, XL

Features

CF3 Carbon Aero Frame: Lightweight CF3 carbon frame gives the Reacto 4000 a fast, responsive and aerodynamic ride feel.
Shimano 105 Groupset: Reliable Shimano 105 12-speed shifting and hydraulic disc braking support confident road performance.
Merida Expert Cockpit: Merida Expert CW handlebar and Expert SL stem create a clean, performance-focused front-end setup.
Fast Rolling Wheelset: Merida Expert CW wheels with Continental Grand Prix 28 mm tyres offer speed, grip and road comfort.
S-Flex Carbon Seatpost: Merida Reacto V S-Flex aero carbon seatpost helps improve comfort while maintaining an aero profile.
Disc Cooler Technology: Integrated Disc Cooler technology supports more predictable braking performance on demanding rides.

Fit and sizing

See the size chart · Between sizes? Ask TBA Guide with your measurements.

Warranty and support

Covered by the manufacturer's warranty. Warranty claims go through us and we deal with the brand for you.

Questions after delivery? Ask TBA Guide or WhatsApp us.

Shipping and returns

We ship across India. Shipping is free on orders above ₹2,000 and ₹99 below that. Cash on delivery is available on orders up to ₹20,000, with a COD charge that depends on the order value. For a delivery estimate, enter your pincode in the box above the add-to-cart button: it shows the courier's own estimate for your address, not a promised date. If a parcel is held up we chase the courier until it is delivered. Full shipping policy

Returns can be started within 7 days of delivery on unused items in their original condition with all tags and packaging. Apparel, helmets, gloves and similar items are returnable; wetsuits and products discounted by more than 5% are not. Compatibility questions are not grounds for a return unless our listing was wrong, so ask us before you order if you are unsure. Return shipping is arranged by you; on an accepted return you can choose an exchange, store credit or a refund after shipping and transaction charges. Orders can be cancelled only until they are processed. Full return and refund policy