🥇 Aero Performance. Premium Look. Smart Entry Price.

The 2027 Reacto 4000 in Mineral Gold (Black) proves you don’t need flagship pricing to ride a flagship frame shape.

Built around the lightweight CF3 Generation V aerodynamic carbon frame (~1,185g size M) and paired with Shimano 105 hydraulic disc brakes, this is the ideal starting point for ambitious road riders and aspiring racers.

You get the same super-aero tube profiles as Merida’s top-level Reacto models — just with smart, reliable kit that keeps things accessible.

🥇 Aero Performance. Premium Look. Smart Entry Price.

The 2027 Reacto 4000 in Mineral Gold (Black) proves you don’t need flagship pricing to ride a flagship frame shape.

Built around the lightweight CF3 Generation V aerodynamic carbon frame (~1,185g size M) and paired with Shimano 105 hydraulic disc brakes, this is the ideal starting point for ambitious road riders and aspiring racers.

You get the same super-aero tube profiles as Merida’s top-level Reacto models — just with smart, reliable kit that keeps things accessible.

The 2027 Merida Reacto 4000 in Mineral Gold combines the lightweight CF3 aero carbon frame with Shimano 105 hydraulic disc brakes and dependable performance components. The perfect entry into true aero road riding.

🎨 Colour – Mineral Gold (Black)

• Premium mineral gold base

• Deep black detailing

• Modern, race-inspired aesthetic

• Subtle but distinctive

A colorway that feels high-end while remaining understated and timeless.

🏆 Why The Reacto 4000 Is A Serious Entry Point

The latest Reacto platform delivers:

• Improved aerodynamic efficiency

• Reduced frame weight

• Tyre clearance up to 32mm

• Enhanced crosswind stability

• Improved ride comfort

The CF3 frame uses exactly the same aerodynamic shaping and stiffness values as the CF5 flagship models.

That means:

You’re riding genuine aero race DNA — not an entry-level imitation.

The 4000 is:

• Race ready out of the box

• Upgrade-friendly

• A genuine performance platform

⚙ Key Performance Highlights

• CF3 Lightweight Carbon Aero Frame (~1,185g size M)

• Shimano 105 12-Speed Mechanical

• Hydraulic Disc Brakes

• Merida Expert CW Wheelset

• Continental Grand Prix 28mm Tyres

• Merida Expert CW Handlebar

• Merida Expert SL Stem

• S-FLEX Carbon Aero Seatpost

• Disc Cooler Technology

• Garmin Carrier + Mount Inserts Included

• GoPro / Light Mount Included

• Tyre clearance up to 32mm

🧠 Technology Breakdown

CF3 Generation V Aero Frame

• Aerodynamically identical to top-tier Reacto models

• Approx. 1,185g (size M)

• BB86 bottom bracket standard

• 12mm thru-axles

• Fully internal cable routing

• Integrated Disc Cooler

A proper aero race chassis built for real-world speed.

Shimano 105 with Hydraulic Disc Brakes

• 12-speed gearing

• 52/36 chainset

• 11–34 cassette

• Powerful, reliable braking

• Durable and proven performance

A no-nonsense groupset trusted by serious road riders.

Merida Expert CW Wheelset

• 19mm internal rim width

• 30mm rim height

• Shimano TC500 hubs

• Centrelock disc

Reliable, durable and ready for training, racing and future upgrades.

🎯 Who Is The Reacto 4000 For?

• Riders stepping into carbon aero bikes

• Aspiring racers

• Club riders upgrading from alloy frames

• Cyclists who plan to upgrade wheels later

• Anyone wanting aero performance at an accessible level

This is the perfect gateway into the 2027 Reacto family.

📐 Geometry & Fit

Race-focused Reacto geometry delivers:

• Aggressive aerodynamic positioning

• Stable descending

• Predictable crosswind handling

Available sizes: XS – XL
Tyre clearance: Up to 32mm

Professional sizing advice and bike fitting available at The Endurance Hub.

🏪 Why Buy From The Endurance Hub?

Stepping into your first aero bike is a big move.

✔ Expert sizing consultation
✔ Professional bike fitting options
✔ Precision workshop build
✔ Finance available
✔ Ongoing servicing support
✔ A performance-focused team

We’ll make sure your Reacto 4000 is perfectly set up and ready to ride hard.