Heybike Galaxy X: the longtail cargo bike with mid-drive motor and 150 kg payload

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After the trekking Galaxy T, Heybike completes its Galaxy series with the Galaxy X, a cargo version designed to carry children, shopping and equipment without breaking a sweat. Unveiled at Eurobike 2025, this family longtail uses the range’s strong formula, a 250 W mid-drive motor developing 100 Nm of torque, but combines it with robust geometry, 24- and 20-inch wheels and a 150 kg maximum load. It clearly targets families and anyone wanting to replace a car for everyday trips. Expect a price around €2,399.

On paper, this bike ticks many boxes, with a real crank motor and branded components (Shimano and Schwalbe) not always seen at this price on a cargo bike. I have not tested it: this overview is based on what Heybike highlights, without claiming to have ridden it. Let’s see what this electric longtail promises.

Heybike Galaxy X electric longtail cargo bike

A longtail designed for loads

The Galaxy X uses a low, elongated aluminium frame typical of longtails, with a single 17-inch size claimed to suit riders from 165 to 195 cm. Its mixed wheel setup, 24 inches at the front and 20 inches at the rear, lowers the centre of gravity and makes the bike more stable when loaded. Heybike equips it with 2.35-inch Schwalbe Pick Up tyres, reinforced rubber intended to resist punctures and handle weight.

The key element is the long integrated rear rack, compatible with MIK Click Go, which lets users clip on baskets, panniers or a child seat in one motion. Heybike specifies that the Galaxy X accepts the Thule Yepp MIK child seat. A front suspension fork and suspension seatpost complete the package for comfort.

Announced technical specifications

250 W mid-drive motor, 100 Nm: the Venus Plus unit is a 250 W crank motor with torque sensor that delivers up to 100 Nm. On a cargo bike, this makes sense: it helps start uphill with weight and should feel more natural than a hub motor.

Payload up to 150 kg: this is the model’s central claim. The reinforced geometry and integrated rack target children, shopping or equipment where a conventional bike quickly reaches its limits.

500 Wh battery, dual-battery option: the integrated removable 500 Wh lithium battery claims up to 135 km of range in assist mode. Heybike offers an optional second battery to double range for long days or loaded journeys.

Shimano CUES 9-speed drivetrain: Shimano CUES 9-speed gearing (11-41T cassette) gives a wide range for riding efficiently uphill or on the flat with a load. Braking uses Shimano MT-200 hydraulic discs, with front and rear LED lighting and turn signals.

Price and options

The Galaxy X is listed at around €2,399 on Heybike’s European store, putting it in the lower part of the electric-cargo market, where many models cost considerably more. It comes in Como Blue and Pearl White. At this price, the equipment looks serious for a cargo bike: torque-sensing mid-drive motor, Shimano and Schwalbe components, MIK rack, complete lighting and optional dual battery. As prices vary with market and offer, it is worth comparing before purchase.

Specification sheet

Specification Value
Type Electric cargo / longtail bike
Motor 36V 250 W mid-drive (Venus Plus), torque sensor
Maximum torque 100 Nm
Battery 500 Wh lithium, integrated and removable (second battery optional)
Range Up to 135 km (PAS mode)
Assisted top speed 25 km/h
Charge time 6 to 8 h
Drivetrain Shimano CUES 9-speed (11-41T)
Brakes Shimano MT-200 hydraulic discs
Fork Front suspension
Tyres Schwalbe Pick Up, 24 and 20 x 2.35 in
Frame Aluminium, 17 in (165-195 cm)
Display Colour LCD
Weight 30 kg
Maximum load 150 kg
Indicative price Around €2,399

A bicycle designed to replace the car

Beyond the numbers, the Galaxy X’s purpose is clear: offer a cargo bike able to take one or two children to school, do the shopping or carry equipment without the usually high budget of premium longtails. MIK Click Go and accessory compatibility (baskets, panniers and Thule Yepp seat) make it a modular base. A smart controller and colour display manage assistance and trip data.

Legal framework and safety in France

An electric cargo bike remains subject to rules worth remembering, especially when carrying children. As announced, the Galaxy X belongs to the electrically assisted bicycle category: maximum 250 W motor, assistance cutting out at 25 km/h and working only while pedalling. Under those conditions it is considered a standard bicycle: no licence, registration or compulsory insurance, though third-party liability insurance is strongly recommended, especially for a passenger. Helmets are compulsory for children under 12, whether rider or passenger, and strongly recommended for everyone. For children, use an approved seat suited to their age and weight and respect the manufacturer’s maximum load. Modifying the bicycle beyond 25 km/h or 250 W would place it in the moped category, requiring registration, insurance and an approved helmet; this is especially unwise on a family bicycle. This is informational only; refer to service-public.fr and the French highway code for applicable rules.

In conclusion, is this Heybike Galaxy X interesting?

On paper, the Galaxy X has real arguments for anyone seeking an affordable cargo bike: 100 Nm mid-drive assistance promising genuine loaded capability, 150 kg capacity, an MIK rack compatible with a child seat, optional dual battery and unusually complete branded equipment around €2,400. For replacing a car on everyday trips, taking children or shopping, it is appealing.

Its true handling when loaded, real-world range, stability with a passenger and assembly finish still need confirming in use; a specification sheet cannot settle these points. But Heybike has created an ambitious cargo bike at an aggressive price. I hope to test it one day.

FAQ

How much does the Heybike Galaxy X cost?
The Galaxy X is listed at around €2,399 on Heybike's European store. Prices can vary by market and current promotions, so it is worth comparing before buying.
What payload can the Galaxy X carry?
Heybike claims a maximum load of 150 kg, leaving room for an adult, shopping, equipment or one or two children on the MIK Click Go-compatible rack. The bike is also compatible with the Thule Yepp MIK child seat.
What is the Galaxy X range?
The manufacturer claims up to 135 km with the 500 Wh battery in assist mode, with an optional second battery to double range. Actual distance depends on load, terrain, assistance level and weather.
Is the Galaxy X legal on French roads?
Yes. Its 250 W motor is limited to 25 km/h and assistance works only while pedalling, so it belongs to the electrically assisted bicycle category, usable without a licence or registration. Third-party liability insurance remains strongly recommended, especially when carrying children.

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