Top 10 6374 Motor Manufacturers Serving the European and American Markets for Medium-Scale Demand in 2026

The 6374 motor may look like a simple cylindrical brushless motor, but in many light electric mobility and high-torque drive projects, it is the “muscle” behind the machine. In 2026, European and American buyers still use 6374 motors for electric skateboards, mountainboards, light scooters, robotics prototypes, e-foils, testing rigs, and compact electric drive systems. Why? Because this motor size offers a very attractive balance between torque, weight, cost, and availability.

For medium-scale buyers, however, choosing a 6374 motor manufacturer is not the same as buying one motor online for a DIY board. A hobby buyer may only care about quick delivery. A business buyer cares about repeatability, customization, sample testing, batch consistency, cable length, shaft design, waterproofing, documentation, and long-term supply. That is where supplier selection becomes important.

A motor is like the heart of a drive system. If it beats unevenly, the whole machine suffers.

This article reviews the top 10 6374 motor manufacturers and suppliers serving the European and American markets for medium-scale demand in 2026. The focus is not on giant industrial motor companies that mainly serve automotive-scale projects. Instead, this list is built around suppliers that are more realistic for medium-scale OEM buyers, distributors, electric skateboard brands, robotics developers, and light EV product teams.

What Is a 6374 Motor?

A 6374 motor is usually a brushless DC outrunner motor with an outer diameter of about 63 mm and a body length of about 74 mm. The naming rule is simple: “63” refers to the approximate motor diameter, and “74” refers to the approximate motor body length.

In the real world, exact dimensions may vary slightly by manufacturer because shaft length, can design, sensor board position, end cap structure, and cable layout are not always identical.

Most 6374 motors are high-torque outrunner motors. Unlike inrunner motors, where the rotor spins inside the stator, an outrunner has an outer shell that rotates. This design gives better torque density at lower RPM, which is why 6374 motors are loved in electric skateboards, belt-drive systems, compact mobility products, and high-load prototypes.

Typical Applications of 6374 Motors

In Europe and America, 6374 motors are commonly used in electric skateboards, off-road boards, mountainboards, e-scooter projects, e-bike assist systems, fighting robots, underwater thruster experiments, compact winches, and custom industrial prototypes.

They are not always the final answer for mass-produced vehicles, but they are excellent when a buyer needs strong power in a compact package.

Think of a 6374 motor like a small but powerful workhorse. It is not as tiny as a 6355 motor, and it is not as heavy as larger 6384 or 63100 motors. For many medium-load applications, it sits right in the sweet spot.

Why Medium-Scale Buyers Need Different Suppliers

Medium-scale demand usually means more than a few samples but less than automotive-level mass production. A buyer may need 100, 500, 1,000, or several thousand motors per batch.

This is where many suppliers struggle. Some hobby brands are good for retail sales but weak in batch customization. Some large factories prefer huge orders and may not pay enough attention to small and medium customers.

A good 6374 motor manufacturer for medium-scale demand should be flexible. They should support sample development, engineering discussion, performance testing, and batch improvement. They should not simply say, “Here is our catalog; take it or leave it.”

For serious buyers, 6374 motor purchasing is not only about KV value. Yes, KV is important, but many other details decide whether the motor will work well in the final product.

Buyers may need a specific shaft diameter, keyway, D-shaft, Hall sensor, waterproof design, high-temperature magnets, custom winding, custom cable length, connector type, logo printing, or special balancing.

This is why OEM and ODM capability matters. A supplier that can modify the motor around your application is often more valuable than a supplier with the cheapest online price.

How We Selected These 10 Manufacturers

The first standard is product fit. The company should offer 6374 motors directly, offer a very close motor platform, or have the engineering capability to develop 63 mm class high-torque BLDC outrunner motors.

The second standard is international suitability. European and American buyers usually care about export experience, English communication, quality consistency, shipping options, and clear specifications.

The third standard is medium-scale practicality. The best supplier is not always the biggest. In fact, for 6374 motors, a mid-sized or specialized supplier may give better attention to your project than a huge corporation.

Top 10 6374 Motor Manufacturers in 2026

1. Modar Motor

Modar Motor is a strong choice for buyers who need customized BLDC motor development rather than only off-the-shelf hobby parts.

For medium-scale European and American customers, this is important because many 6374 motor projects are not standard. One customer may need a motor for a belt-drive skateboard. Another may need a modified version for a robot joint, compact transmission system, e-scooter drive, or industrial prototype.

Modar Motor is especially suitable for OEM buyers who want engineering support, sample development, and long-term cooperation. The company focuses on motor design and manufacturing, including BLDC motors, DC motors, frameless motors, stators and rotors, and customized motor solutions.

For 6374-class requirements, Modar can be positioned as a flexible custom manufacturer rather than a pure retail brand.

The main advantage is communication around real application needs. Instead of only selling a ready-made motor, Modar can discuss torque, voltage, KV, shaft, winding, mounting, insulation, cable design, and production feasibility.

For medium-scale buyers, that saves time. It also reduces the risk of buying a motor that looks correct on paper but fails in the final machine.

Best for: OEM projects, customized 6374-class BLDC motors, medium-scale buyers, application-specific motor development, and buyers needing engineering support.

2. Maytech

Maytech is one of the most recognized names in the 6374 motor market, especially for electric skateboards, mountainboards, e-foils, water sports, robots, and remote-control applications.

The company offers several 6374 motor variants, including sensored, sensorless, sealed, unsealed, and waterproof versions. This gives buyers a broad starting point.

Maytech is useful for medium-scale buyers because it has experience not only with motors but also with ESCs, remote controllers, and related electric drive components. That ecosystem can make development easier.

If you are building an electric skateboard or light mobility product, buying the motor and controller from a supplier familiar with both sides of the system can reduce matching problems.

Another benefit is application diversity. Maytech’s 6374 motors are not limited to skateboards. Some versions are promoted for water-related applications such as foil assist systems and underwater use. That makes the company interesting for buyers developing marine sports equipment, underwater robots, or waterproof compact drives.

Best for: e-skateboards, e-foils, waterproof 6374 motors, motor-plus-controller projects, and medium-scale customization.

3. Flipsky

Flipsky is a well-known supplier in the electric skateboard and DIY electric mobility world. Its 6374 motors are popular among builders because they offer strong power, common KV options, and compatibility with typical VESC-based systems.

Flipsky motors are often used in electric skateboards, off-road boards, and other compact mobility projects.

For medium-scale buyers, Flipsky’s advantage is market familiarity. Many engineers and DIY builders already know the brand, so product testing and community feedback are easier to find.

This can be helpful when developing a product quickly. If your project is close to the electric skateboard world, Flipsky is a practical supplier to evaluate.

The main thing to watch is customization depth. Flipsky is strong in standard e-skateboard configurations, but buyers with special mechanical or industrial requirements should confirm what can be changed before committing to a larger batch.

Best for: electric skateboards, DIY mobility brands, VESC-compatible systems, fast testing, and standard 6374 motor sourcing.

4. Freerchobby / FreeRC

Freerchobby, also known as FreeRC in some listings, offers 6374 motors for electric skateboards and related applications. Its 6374 motors are available in common KV options such as 150KV, 170KV, 190KV, and 220KV, depending on the model.

This gives buyers flexibility when balancing torque and speed.

For European and American medium-scale buyers, Freerchobby can be attractive when cost control matters. The brand is not always positioned as premium, but it offers practical 6374 solutions for buyers who need a workable product at a competitive price point.

If you are building a mid-range electric skateboard, compact test platform, or small mobility device, Freerchobby is worth comparing.

However, as with any supplier, buyers should request samples, check winding consistency, inspect balancing, and confirm batch lead time before placing larger orders.

Best for: cost-sensitive 6374 sourcing, electric skateboard projects, mid-range mobility products, and sample comparison.

5. TorqueBoards

TorqueBoards is a familiar name in the North American DIY electric skateboard market. The brand has offered performance motors and related electric skateboard components for years.

Its 6374 motor products are often associated with high-performance DIY builds and belt-drive setups.

The biggest advantage of TorqueBoards is its strong connection to the U.S. DIY and performance board community. For buyers selling into North America, this market recognition can matter.

A motor brand that users already trust can reduce buyer hesitation.

For medium-scale buyers, TorqueBoards may be more suitable as a performance component supplier or benchmark brand rather than a deep custom manufacturing partner.

Still, its product positioning is useful for understanding what serious electric skateboard users expect from a 6374 motor: torque, durability, mounting compatibility, and controller matching.

Best for: North American electric skateboard parts, performance DIY builds, premium board projects, and market benchmarking.

6. MBoards

MBoards is another U.S.-focused electric skateboard parts supplier. It serves DIY builders and small brands with motors, ESCs, battery systems, drivetrain components, and accessories.

Its 6374 motor offerings are positioned for high torque and electric skateboard performance.

For medium-scale demand, MBoards is useful if your target market is the U.S. DIY or semi-professional electric skateboard community.

The company understands how users combine motors with mounts, belts, pulleys, controllers, and battery packs. That system-level knowledge can help buyers avoid simple but costly design mistakes.

MBoards may not be the first choice for highly customized industrial motor manufacturing, but it is a practical option for buyers who need market-proven parts and fast access to North American customers.

Best for: U.S. electric skateboard parts, DIY kits, performance board projects, and small brand sourcing.

7. Alien Power System

Alien Power System is a UK-based supplier known in electric drive and performance hobby markets. It offers motors, ESCs, batteries, and custom power system components.

For European buyers, a UK-based supplier can be attractive because communication, regional familiarity, and delivery may be easier than dealing only with overseas factories.

For 6374-class motor demand, Alien Power System is best viewed as a specialist supplier for performance electric drive projects. It may suit buyers who need advice on matching motors with ESCs and batteries rather than simply purchasing a motor from a catalog.

European medium-scale buyers should consider Alien Power System when local support and technical familiarity matter.

However, buyers should confirm current stock, lead time, and customization options before planning production around any specific model.

Best for: European buyers, performance electric drive systems, custom ESC and battery matching, and specialist projects.

8. Hobbywing

Hobbywing is much larger and more established than many companies on this list. It is well known in RC power systems, ESCs, drone propulsion, and electric mobility controllers.

While Hobbywing may not be the most flexible option for a custom 6374 motor project, it deserves attention because of its strong engineering background and broad electric skateboard motor and controller ecosystem.

For medium-scale buyers, Hobbywing is especially interesting when controller reliability is a major concern. Many motor problems are not actually motor problems; they are motor-controller matching problems.

A strong controller supplier can help stabilize the whole drive system.

Hobbywing is best suited for buyers who value mature electronics, system-level powertrain experience, and brand reputation.

For highly customized 6374 mechanical details, buyers should confirm whether the company’s available motor platforms match the project.

Best for: motor-controller systems, established electric powertrain solutions, and buyers prioritizing reliability and brand reputation.

9. L-Faster

L-Faster is often seen in light electric vehicle parts, including scooter motors, skateboard motors, controllers, and conversion kits.

Its 6374 motor products are usually positioned around cost-effective electric skateboard or light vehicle use.

For medium-scale buyers, L-Faster may be useful when the project is price-sensitive and does not require heavy customization. It can be a practical supplier for testing, entry-level products, and low-to-mid power applications.

The main caution is quality verification. Buyers should not judge only by price. Before scaling up, test heat rise, bearing quality, Hall sensor stability, waterproofing, shaft tolerance, and controller compatibility.

A cheaper motor is not cheap if it causes warranty problems later.

Best for: budget projects, electric scooter/skateboard parts, sample testing, and cost-sensitive sourcing.

10. Regional Custom BLDC Motor Workshops

The final category includes regional custom BLDC motor workshops that serve niche electric mobility, robotics, and prototype markets.

These suppliers may not always have the same brand visibility as Maytech or Flipsky, but they can be valuable when your project requires something unusual.

For example, a buyer may need a 6374-class motor with a special shaft, lower KV winding, reinforced rotor, improved sealing, custom connector, or specific mounting interface. A smaller workshop may be more willing to develop that than a large catalog supplier.

This category is best for buyers who already understand their technical requirements.

If you can provide voltage, torque, speed, duty cycle, temperature limits, shaft drawing, and controller type, a custom workshop may deliver a better-fit motor than a standard retail product.

Best for: niche customization, prototype-to-batch development, special shaft or winding requirements, and engineering-driven buyers.

Comparison of 6374 Motor Suppliers for Medium-Scale Buyers

Modar Motor is best for customized OEM 6374-class BLDC motors and medium-scale engineering support.

Maytech is strong for electric skateboards, waterproof motors, and motor-controller ecosystems.

Flipsky is a practical choice for popular electric skateboard 6374 motors.

Freerchobby is suitable for cost-sensitive 6374 sourcing.

TorqueBoards and MBoards are stronger in the North American DIY and performance board market.

Alien Power System is useful for European buyers needing specialist electric drive support.

Hobbywing is strong in motor-controller power systems.

L-Faster fits budget light EV projects.

Smaller custom BLDC workshops are good for special requirements.

How to Choose the Right 6374 Motor Manufacturer

Choosing the right 6374 motor supplier is not just about finding the lowest price. It is about finding a motor that matches your complete system.

The first thing to check is KV. KV decides motor speed per volt. A 140KV motor and a 190KV motor can feel very different even if they share the same 6374 size.

Lower KV usually gives better torque control at lower speed, while higher KV can support higher speed depending on voltage and gearing.

Do not choose KV randomly. Match it with battery voltage, wheel size, gear ratio, load, and controller current.

The second thing to check is sensor type. Many 6374 motors are available in sensored and sensorless versions. Sensorless motors can work well at higher speeds, but sensored motors usually start more smoothly under load.

For robotics, scooters, and controlled start-stop applications, Hall sensors may be important. If you need precise control, ask whether encoder options are possible.

The third thing to confirm is mechanical compatibility. A motor can have perfect electrical performance and still fail your project if the shaft does not fit.

Confirm shaft diameter, shaft length, keyway, D-shaft design, mounting hole pattern, screw depth, cable exit direction, connector type, and Hall wire length.

These small details are like the buttons on a shirt. If they do not line up, the whole product feels wrong.

Finally, do not ignore thermal design. Heat is the silent killer of BLDC motors.

A 6374 motor may advertise high peak wattage, but peak power is not the same as continuous power. Ask about duty cycle, winding temperature, magnet grade, insulation class, and real test conditions.

If your motor works inside a sealed housing, thermal design becomes even more important.

Common Mistakes When Buying 6374 Motors

The first mistake is choosing only by watt rating.

Many product pages show impressive watt numbers, but watt ratings can be measured under different conditions. One supplier’s 3500W rating may not equal another supplier’s 3500W rating.

Always ask for voltage, current, test duration, cooling condition, and temperature rise.

The second mistake is ignoring controller matching.

A 6374 motor is only one part of the system. The ESC or controller must match the motor’s current, voltage, sensor type, and operating mode.

Poor matching can cause overheating, noise, weak startup, or controller failure.

The third mistake is forgetting after-sales support.

Medium-scale buyers need more than samples. They need stable production, replacement support, clear communication, and problem-solving.

If a supplier disappears after the payment, even a good sample becomes a bad business decision.

Final Recommendation for 2026 Buyers

If you are a medium-scale buyer in Europe or America, the best 6374 motor supplier depends on your project type.

For custom OEM development, Modar Motor is a strong choice because it can support application-specific BLDC motor design and manufacturing.

For standard electric skateboard motors and waterproof options, Maytech is one of the strongest suppliers to evaluate.

For fast electric skateboard testing, Flipsky, Freerchobby, TorqueBoards, and MBoards are practical options.

For system-level powertrain thinking, Hobbywing and Alien Power System deserve attention.

For budget projects, L-Faster may be useful, but careful testing is necessary.

The smartest strategy is not to ask, “Who has the cheapest 6374 motor?”

A better question is, “Which manufacturer can support my product from sample testing to stable batch supply?”

That question will lead you to a better supplier, fewer headaches, and a more reliable final product.

FAQs About 6374 Motor Manufacturers

What is a 6374 motor used for?

A 6374 motor is commonly used for electric skateboards, mountainboards, scooters, robotics prototypes, e-foils, compact winches, and other high-torque brushless drive systems.

Is a 6374 motor better than a 6355 motor?

It depends on the application. A 6374 motor usually offers more torque and better heat capacity than a 6355 motor, but it is also heavier and larger.

What KV is best for a 6374 motor?

Common options include 140KV, 170KV, 190KV, and 220KV. Lower KV is often better for torque and control, while higher KV may support higher speed when matched correctly with voltage and gearing.

Should I choose a sensored or sensorless 6374 motor?

Choose a sensored motor if you need smooth startup, better low-speed control, or heavier load starts. Sensorless motors can be fine for simpler high-speed applications.

Can 6374 motors be customized?

Yes. Many manufacturers can customize KV, winding, shaft, cable length, connectors, Hall sensors, waterproofing, logo, and mounting details, but customization depends on order quantity and supplier capability.

Are 6374 motors suitable for industrial use?

They can be used in prototypes and some compact industrial systems, but buyers should verify duty cycle, heat rise, bearing life, insulation, sealing, and controller compatibility before production.

Which 6374 motor manufacturer is best for OEM buyers?

For OEM buyers needing customization and medium-scale supply, Modar Motor, Maytech, and specialized BLDC workshops are strong options to evaluate.

What should I ask before ordering 6374 motor samples?

Ask about KV, voltage, max current, continuous current, shaft drawing, Hall sensor type, cable length, connector, waterproof rating, magnet grade, balancing, controller recommendation, MOQ, and lead time.