The Top 10 CNC Machining Bicycle Parts Manufacturers in China
Finding the right CNC machining supplier for bicycle parts can be frustrating. Many factories claim precision but fail to meet international quality standards. The real solution is identifying proven manufacturers with long-term expertise in precision machining and bicycle-specific applications.
The top 10 CNC machining bicycle parts manufacturers in China are trusted by global brands for their tight tolerance machining, rapid prototyping, and consistent quality control. These companies use advanced technology and certifications to ensure every part meets international expectations.
Let’s explore the leading CNC machining bicycle parts manufacturers and their unique strengths.
Why Choose CNC Machining for Bicycle Parts?
CNC machining has become the foundation of modern bicycle component manufacturing, delivering the precision and performance today’s riders demand. From custom aluminum stems to titanium cranksets and high-end hubs, CNC milling and turning achieve tolerances within microns, ensuring lightweight strength, durability, and reliability. Because every cut is digitally controlled, manufacturers eliminate human error while unlocking aerodynamic and ergonomic designs that would be impossible with traditional methods.
Beyond precision, CNC machining also offers consistency and aesthetics. Its repeatability makes it ideal for both large-scale production and OEM supply, while advanced finishing options, such as anodizing and polishing which ensure every part meets premium visual standards. For bicycles where weight reduction, strength, and appearance are equally critical, CNC machining stands out as the most dependable solution.
Top 10 CNC Machining Bicycle Parts Manufacturers in China
China has established itself as a hub for custom CNC machining services, with many companies specializing in bicycle components. Below are the top 10 manufacturers who combine advanced equipment, strict processes, and proven expertise.
1. VMT
Founded in 2010, VMT is an exceptional CNC machining factory with 5,000 square meters of workshop and over 100 employees. The company provides custom machining services across industries such as bicycles, automotive, and electronics, and operates an advanced fleet of over 100 machines, including 4-axis and 5-axis CNC machining centers, CNC lathes, and milling machines. With tolerance control down to 0.01 mm and strict process management, VMT ensures exceptional consistency and precision in every part it produces.
In the bicycle industry, VMT delivers a wide range of high-performance components. These include lightweight aluminum stems, titanium crank arms, precision hubs, bottom brackets, as well as custom bolts, axles, and clamps. Each product is manufactured to meet the demands of weight reduction, strength, and durability that modern cycling requires.
To complement its machining capabilities, VMT supply anodizing, sandblasting, polishing, and laser engraving. We ensured that every part is not only mechanically accurate but also visually refined, comparable to premium consumer products. Backed by ISO 9001, IATF 16949, and SGS certifications, and with a record of producing over 15,000 precision parts, VMT has established itself as a trusted partner for high-end and custom bicycle components.
2. Jiangsu Moshang Precision Technology
A specialist in CNC turning and milling, this company manufactures aluminum and stainless steel bicycle components such as hubs, spacers, and brackets. Equipped with 5 axis machining centers and automated lathes, it offers rapid prototyping and short production cycles.
3. Lewei Machinery
Operating a 5500 m² factory, Lewei has advanced 3 axis, 4 axis, and 5 axis CNC machining centers. They produce aluminum and stainless steel parts with tolerances up to ±0.001 mm. Their expertise includes surface finishing such as anodizing, brushing, polishing, and plating. Known for premium precision, they serve industries requiring high-end performance, including bicycle parts.
4. Sun Hua Plastic Metal
Founded in 1997, Sun Hua provides a combination of die casting and CNC machining services. The company is experienced in aluminum alloy parts for electric bicycles, structural components, and accessories. Their in-house capabilities include CNC cutting, turning, milling, polishing, and anodizing, making them a strong partner for e-bike part production.
5. Xiangjin Precision Machinery
Specialized in BMX bicycle parts, Xiangjin manufactures CNC aluminum chainwheels, stems, and pedals using high-strength aluminum alloys such as 7075-T6. Their products undergo anodizing for durability and lightweight performance. The company is highly regarded in the BMX market for precision and style.
6. Shangmi Electronic Technology
Focused on CNC aluminum machining, Shangmi offers OEM production for bicycle parts, with certifications including ISO9001-2015 and ISO14001-2015. Their product range includes aluminum bicycle components, structural parts, and decorative accessories. They provide custom machining services with strong experience in surface finishing and tight tolerance machining.
7. Wanfuxin Intelligent Equipment
Wanfuxin manufactures a variety of CNC milled and turned parts for bicycles. Their capabilities include metal CNC machining, anodizing, and plating. The company provides 5 axis machining and surface treatments such as electrophoresis, making them ideal for both functional and decorative bicycle components.
8. Suzhou Shenglixing Technology
Established in 2018, Shenglixing focuses on precision CNC machining for metals, including bicycle parts. Their expertise covers high appearance parts, rapid prototyping, and advanced finishing such as anodizing and polishing. They are suitable for medium to small batch runs requiring high visual and mechanical quality.
9. Suzhou Aitemoss Intelligent Technology
Aitemoss specializes in custom CNC machining, producing clamps, fixtures, and adapters for bicycles. Their machining centers include CNC milling and turning, and they are known for their fast response time and reliable small-batch services.
10. Muyang Machinery
Muyang combines precision forging and CNC machining, producing high-strength aluminum bicycle parts such as crank arms, connectors, and brackets. Their CNC processes include milling, turning, drilling, and tapping, with a focus on durability. They are especially suited for heavy-duty and structural bicycle components.
Summary
| Company Name | Location | Key Strengths | Typical Bicycle Parts |
|---|---|---|---|
| VMT | Shenzhen, Guangdong | 4 & 5 axis CNC machining, ±0.01 mm tolerance, ISO & IATF certified, surface finishing | Stems, hubs, crank arms, axles, clamps |
| Jiangsu Moshang Precision | Suzhou, Jiangsu | CNC turning & milling, rapid prototyping, short lead times | Hubs, spacers, brackets |
| Dongguan Lewei Machinery | Dongguan, Guangdong | ±0.001 mm tolerance, multi-axis machining, advanced finishing | High-precision aluminum & steel parts |
| Sun Hua Plastic Metal Ltd. | Dongguan, Guangdong | Die casting + CNC machining, e-bike expertise, full surface treatments | Electric bicycle structural parts |
| Changzhou Xiangjin Precision | Changzhou, Jiangsu | BMX focus, 7075-T6 aluminum machining, anodized parts | Chainwheels, stems, pedals |
| Shangmi Electronic Technology | Dongguan, Guangdong | CNC aluminum machining, ISO certified, OEM services | Aluminum bicycle parts, decorative parts |
| Wanfuxin Intelligent Equipment | Dongguan, Guangdong | CNC milling & turning, 5 axis machining, anodizing & plating | Custom milled & turned bicycle parts |
| Suzhou Shenglixing Technology | Suzhou, Jiangsu | Precision machining, rapid prototyping, visual appearance control | Medium to small batch bicycle components |
| Suzhou Aitemoss Intelligent Technology | Suzhou, Jiangsu | Custom CNC machining, fast response, fixture production | Clamps, adapters, small parts |
| Muyang Machinery | Ningbo, Zhejiang | Forging + CNC machining, durability focus, large structural parts | Crank arms, connectors, brackets |
Start Your CNC Bicycle Parts Manufacturing Project at VMT
Choose your bicycle parts project with VMT, a trusted leader in precision CNC machining. We specialize in high-quality bicycle parts using tight tolerance machining, 5 axis CNC milling, and custom machining services. Our experienced engineers ensure every part, from aluminum stems to titanium crank arms, meets exact specifications with superior durability and finish.
At VMT, you also benefit from rapid prototyping, advanced CNC milling and turning, and professional surface finishing including anodizing, polishing, and laser engraving. Certified with ISO 9001, IATF 16949, and SGS, we guarantee fast lead times and consistent quality, making us the ideal partner to bring your bicycle parts designs to life. Contact us today for a free quote!
Frequently Asked Questions About CNC Machining Bicycle Parts
Why are CNC bike parts more eco-friendly than traditional manufacturing methods?
CNC machining reduces material waste by precisely cutting only what is needed, unlike casting or stamping. Advanced CNC processes allow recycling of scrap metal and minimize energy consumption through optimized tool paths.
Additionally, tight tolerance machining reduces the need for rework and defective parts, lowering overall environmental impact. Manufacturers can also use sustainable materials like aluminum and titanium alloys, combining durability with a smaller carbon footprint compared to conventional manufacturing.
Are CNC bike parts suitable for high-performance racing bicycles?
Yes, CNC bike parts are ideal for racing bicycles due to precision machining and tight tolerances. Components like stems, crank arms, and hubs are lighter, stronger, and more aerodynamic than mass-produced parts. CNC allows complex geometries and custom designs that improve stiffness, power transfer, and overall performance. With advanced surface finishing and consistent quality control, CNC-manufactured parts meet the exacting standards required by professional cyclists and competitive racing environments.
How does CNC machining contribute to the creation of parts for electric or hybrid bikes?
CNC machining produces high-precision components for electric or hybrid bikes, including motor mounts, battery housings, and drivetrain parts. Using tight tolerance CNC milling and turning, manufacturers ensure parts fit perfectly, enhancing efficiency and safety.
CNC also enables the use of lightweight, durable materials such as aluminum alloys, improving battery life and structural strength. Rapid prototyping and custom machining services allow e-bike manufacturers to innovate quickly while maintaining consistent quality across production.
