2025 Merida eSilex 400 - Green/ Brown

The 2025 Merida eSilex 400 is an exciting addition to Merida’s eBike lineup, offering motor-assisted gravel riding while maintaining the lightweight feel and agility of a traditional gravel bike. Built with a 6066 triple-butted aluminium frame and a carbon fork, this eBike is designed for riders looking to go further and tackle more challenging terrain with ease, all while having the fun of a powered ride.

Key Highlights:

• Lightweight with Fast-Rolling 700c Wheels: The bike comes standard with 700c wheels for fast rolling on varied surfaces. It’s also compatible with 650b wheels, offering flexibility depending on the terrain.
• MAHLE ebikemotion 40Nm Hub Motor: The MAHLE X30 rear hub motor provides 40Nm of torque, giving you ample assistance while remaining unobtrusive when the motor is not in use. The motor is small and efficient, designed to provide just enough power to extend your ride while keeping the bike feeling lively.
• Integrated 250Wh Battery: A 250Wh battery is fully integrated into the downtube, hidden from view to maintain the bike’s sleek look. This capacity allows for extended rides, and the system is light enough that you won’t feel weighed down, even when the motor is off.
• Carbon Fork: The Merida Silex CF2 carbon fork adds to the bike’s lightweight feel and enhances comfort by absorbing vibrations from rough terrain. It also helps in keeping the handling sharp and responsive.
• Shimano GRX 400 2x10 Drivetrain: With the Shimano GRX 400 groupset, the eSilex 400 provides a wide range of gearing options for gravel adventures. The 2x10 drivetrain (46-30T chainset and 11-36T cassette) ensures you can tackle steep climbs or fast flats with ease.
• Shimano GRX 400 Hydraulic Disc Brakes: The bike is equipped with Shimano GRX 400 hydraulic disc brakes, which offer powerful and consistent stopping power in all weather conditions, critical for confidence when riding on gravel or rough terrain.

Key Features & Design:

1. Gravel-Optimized eBike:

   • The Merida eSilex 400 combines the freedom and flexibility of a gravel bike with the added benefit of motor assistance. Whether you're climbing hills, cruising on gravel paths, or just extending your range on longer rides, this bike offers a fun, comfortable, and capable ride.
   • The low system weight and sophisticated design mean that even without motor assistance, the eSilex 400 feels nimble and responsive.

2. MAHLE ebikemotion System:

   • Powered by the MAHLE X30 hub motor, which provides smooth, gradual assistance up to 40Nm of torque. It offers just enough support to help you go further without compromising the natural feel of a gravel bike.
   • The iWoc ONE button on the top tube allows easy control of the motor’s support levels, and the bike’s integrated app gives you additional customization options. You can track post-ride data and adjust settings to suit your riding style.

3. Frame Design & Versatility:

   • The frame is made from hydroformed 6066 aluminium, which balances strength and lightweight performance. It features internal cable routing for a clean cockpit and protected cables.
   • Mounting points for mudguards, racks, and a hidden kickstand make the eSilex 400 a versatile choice for commuting, bikepacking, or adventure rides.
   • The bike can run on either 700c or 650b wheels, allowing you to switch between fast-rolling or more rugged terrain setups depending on your needs.

4. Shimano GRX 400 Drivetrain:

   • The Shimano GRX 400 2x10 drivetrain is designed specifically for gravel riding, offering reliable performance in tough conditions. With a wide range of gears (46-30T chainset and 11-36T cassette), you’ll have plenty of options for tackling varied terrain.

5. High-Quality Components:

   • The Shimano GRX 400 hydraulic disc brakes ensure powerful and responsive braking, even on descents or in wet conditions. The 160mm rotors provide consistent stopping power and excellent heat dissipation.
   • Equipped with Maxxis Rambler 700x40c tyres, which are designed for gravel riding, offering excellent traction and puncture resistance.

Specifications:

• Frame: Lite II, hydroformed 6066 triple-butted aluminium with integrated battery chamber, BSA BB, mounts for mudguards, rack, and kickstand
• Fork: Merida Silex CF2, tapered carbon
• Motor: MAHLE X30 Hub motor, 40Nm
• Battery: MAHLE ix250Wh battery pack, integrated into the frame
• Battery Capacity: 250Wh
• Charger: MAHLE X30 Charger
• Shifters: Shimano GRX400
• Front Derailleur: Shimano GRX400
• Rear Derailleur: Shimano GRX400
• Bottom Bracket: Shimano RS500 BSA
• Crankset: Shimano GRX600, 46-30T
• Cassette: Shimano CS-HG50, 11-36T, 10-speed
• Chain: KMC e10
• Brakes: Shimano GRX400 hydraulic disc brakes, 160mm rotors
• Wheels: Merida Comp SL, aluminium rims (700c), Shimano HB-TC500 front hub
• Tyres: Maxxis Rambler, 700x40c, Kevlar bead
• Handlebar: Merida Expert GRII, aluminium
• Stem: Merida Team CC III, aluminium
• Seat Post: Merida Expert, aluminium
• Saddle: Merida Comp SL
• Pedals: VP Components VPE-891

Summary:

The 2025 Merida eSilex 400 offers the perfect blend of motor assistance and lightweight gravel performance. With its MAHLE ebikemotion 40Nm hub motor, 250Wh integrated battery, and Shimano GRX 400 groupset, this eBike is designed for riders who want to go further, explore more, and ride with a smile. Whether you’re commuting, touring, or hitting gravel trails, the eSilex 400 provides the versatility, control, and comfort needed for any adventure.