Merida eSilex 400 Electric Gravel Bike Low Key Green/Brown
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Please note that, in order to reduce production and delivery times, bike specifications are subject to change by the manufacturer without notice. Please be aware that these changes might not be reflected on product pages and images.
The Merida eSilex 400 Electric Gravel Bike is engineered for adventure seekers who want to conquer diverse terrains effortlessly. With its lightweight aluminium frame and powerful Mahle X30 drive unit, this bike offers smooth electric assistance up to 25KPH, making it perfect for gravel enthusiasts. The Shimano GRX400 groupset ensures reliable shifting, while hydraulic disc brakes provide confident stopping power, making every ride a comfortable and controlled experience.
Merida eSilex 400 Electric Gravel Bike Low Key Green/Brown
- Lightweight aluminium frame for easy handling
- Shimano GRX400 drivetrain for reliable shifting
- Mahle X30 drive unit for assisted power
- Hydraulic disc brakes for precise control
- Carbon fork for improved ride comfort
Efficient Electric Assistance
The Merida eSilex 400 features a Mahle X30 drive unit that delivers seamless electric support. This allows riders to maintain speed and tackle challenging terrains with ease.
Stable and Versatile Design
With a lightweight aluminium frame and a carbon fork, the eSilex 400 ensures comfort and control on rough gravel paths. Its design accommodates various tyre sizes, enhancing versatility for different riding conditions.
Reliable Shimano GRX400 Drivetrain
Equipped with a Shimano GRX400 groupset, the eSilex 400 guarantees dependable gear shifting in tough conditions. Coupled with hydraulic disc brakes, it offers exceptional performance and control in all weather.
What is the Merida eSilex 400 used for?
The Merida eSilex 400 is designed for gravel riding and adventure cycling. Its electric assistance and durable build make it ideal for tackling mixed terrains and long-distance rides.
Why choose the Merida eSilex 400?
Choose the Merida eSilex 400 for its combination of lightweight design, reliable Shimano components, and smooth electric assistance, making it perfect for exploring gravel roads with extra support.
Who is the Merida eSilex 400 designed for?
The Merida eSilex 400 is designed for cyclists who enjoy gravel adventures and need an electric boost for longer or more challenging rides. It’s suited for riders seeking versatility and power on a variety of surfaces.
SKU | Merida25eSILEX400LowKeyGreenBrown |
---|---|
Season | 2025 |
Sizing SKUs | XS: MEEB2502858, SM: MEEB2502859, MD: MEEB2502860, LG: MEEB2502861, XL: MEEB2502862 |
Click & Collect | Yes |
Shipped Nationally | Yes |
eBike Drive System | Rear Wheel |
Motor Brand | Mahle |
Motor Model | X30 |
Motor Torque (Nm) | 45 Nm |
Motor/Drive Unit | Mahle X30 Drive Unit 25KPH |
Battery | Mahle ix250Wh Battery Pack; 250Wh |
Battery Brand | Mahle |
Battery Size (Watt-Hours) | 250 W-h |
Battery Model | ix250Wh |
Colour | Green |
Frame | eSPEEDER LITE III MAT aluminium 700x45C 700x42C with fender 275x47C max WHS 100x9135x9 AST BSA BBR |
Frame Material | Alloy |
Fork | MERIDA SILEX CF2; carbon; max. 700x42C / 700x35C (with fender) / max. 50x650B WHS |
Fork Material | Carbon |
Front Travel | Rigid |
Speeds | 2 x 10 |
Front Gears | Double |
Groupset Brand | Shimano |
Groupset | Shimano GRX400 |
Rear Gears | 10 Speed |
Crankset | 170 mm-XS/S/SM/ML, 175 mm-L/XL |
Pedals | VP VPE-891 |
Chain | KMC e10 |
Brake Type | Hydraulic Disc Brake |
Derailleur Front | Shimano GRX400 |
Derailleur Rear | Shimano GRX400 |
Cassette | Shimano CS-HG50 11-36T 10 speed |
Wheel Size | 700c |
Rims | MERIDA COMP SL; 17 IWR; 22 HRI; MAT aluminium |
Bottom Bracket | Shimano RS500 BSA |
Handlebar | MERIDA EXPERT GRII; MAT aluminium; 400mm (XS-S) , 420mm (M) , 440mm (L/XL) |
Headset | MERIDA 8158 |
Grips | MERIDA ROAD EXPERT |
Stem | MERIDA TEAM CC III; MAT aluminium; 31.8 DSH; -6 ASD |
Saddle | MERIDA COMP SL; V-mount |
Seatpost | MERIDA EXPERT; MAT aluminium; 30.9 DSP; 0 SSB |
Merida Esilex Sizing Chart
This is an accurate estimate, and every new bike comes with a free professional bike fit when you click & collect in store, plus all bikes have a 30 day Perfect Ride Guarantee.

Legend
ST Seat Tube
TT Top Tube
CS Chain Stay Length
HTA Head Tube Angle
STA Seat Tube Angle
BD Bottom Bracket Drop
HT Head Tube
FL Fork Length
R Reach
S Stack
WB Wheel Base
Size |
XS | SM | MD | LG | XL | Wheel Size | 700c | 700c | 700c | 700c | 700c | Frame Size | XS | SM | MD | LG | XL | ST Seat Tube (mm) | 470 | 490 | 510 | 530 | 560 | TT Top Tube (mm) | 525 | 540 | 555 | 570 | 585 | CS Chain Stay Length (mm) | 431 | 431 | 431 | 431 | 431 | HTA Head Tube Angle (°) | 69.5 | 70 | 70.5 | 71 | 71.5 | STA Seat Tube Angle (°) | 75 | 75 | 75 | 75 | 75 | HT Head Tube (mm) | 145 | 160 | 175 | 190 | 205 | R Reach (mm) | 374 | 384 | 395 | 406 | 416 | S Stack (mm) | 565 | 581 | 597 | 613 | 629 | WB Wheel Base (mm) | 1032 | 1044 | 1055 | 1066 | 1076 |