1. Hub Bearings (Front Hub & Rear Hub Bearings)

Bicycle hub bearings directly affect riding smoothness, rolling resistance, and cycling efficiency. VCD® hub bearings are engineered to minimize friction while maintaining high load capacity.

Key Features

• Ultra-low rolling resistance
• High-speed rotation capability
• Excellent sealing performance
• Water and dust resistance
• Long-lasting lubrication

Typical Hub Bearing Models

Commonly used bicycle hub bearing sizes:

• 6802 2RS Bicycle Bearing
• 6902 2RS Hub Bearing
• 6001 2RS Bike Bearing
• 15267 2RS Bearing
• 6803 2RS Bearing

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2. Bottom Bracket Bearings (BB Bearings)

Bottom bracket bearings support crank rotation and transmit pedaling power efficiently. High-quality bottom bracket bearings improve power transfer and riding performance.

Key Features

• High radial and axial load capacity
• Smooth torque transmission
• Corrosion resistance
• Durable sealing system

Typical Bottom Bracket Bearing Models

• 6805 2RS Bottom Bracket Bearing
• 6806 2RS BB Bearing
• BB30 Bearings (6806)
• PF30 Bearings
• BB86 / BB92 Bearings

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3. Headset Bearings (Steering Bearings)

Bicycle headset bearings ensure smooth and accurate steering control. VCD® headset bearings are precision-machined to maintain alignment and durability.

Typical Headset Bearing Types

• ACB Bearings (36°×45°)
• ACB Bearings (45°×45°)
• Integrated Headset Bearings
• Semi-integrated Headset Bearings

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4. Pulley Wheel Bearings (Derailleur Bearings)

Derailleur pulley bearings require ultra-low friction to maintain efficient gear shifting performance.

Typical Pulley Bearing Models

• 623 2RS Bearing
• 624 2RS Bearing
• 625 2RS Bearing
• 626 2RS Bearing

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5. Suspension Pivot Bearings (MTB Suspension Bearings)

Mountain bike suspension bearings are exposed to shock loads, mud, and vibration. VCD® suspension bearings are built for harsh environments.

Typical Suspension Bearing Models

• 6900 2RS Bearing
• 6901 2RS Bearing
• 6902 2RS Bearing
• 6903 2RS Bearing
• 6800 Series Bearings

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VCD® Bicycle Bearing Technical Advantages

High Precision Bearing Manufacturing

VCD® bike bearings are produced using advanced grinding and assembly technology, ensuring:

• Low vibration
• Low noise
• High rotational accuracy
• Smooth operation

Precision grades available:

• ABEC-3 Bearings
• ABEC-5 Bearings
• ABEC-7 Bearings

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Premium Bicycle Bearing Materials

VCD® offers multiple material configurations for different cycling environments.

Chrome Steel Bearings (100Cr6)

• High strength
• Cost-effective
• Widely used in road bikes

Stainless Steel Bearings (440C)

• Corrosion resistant
• Suitable for wet environments

Ceramic Hybrid Bearings

• Ceramic balls (Si3N4)
• Ultra-low friction
• High-speed performance

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Common Bicycle Bearing Series – VCD®

6800 Series Bearings (Thin Section Bicycle Bearings)

The 6800 series bearings are among the most widely used thin section bicycle bearings due to their compact size and lightweight design.

Typical models:

• 6800 2RS
• 6801 2RS
• 6802 2RS
• 6803 2RS
• 6804 2RS
• 6805 2RS
• 6806 2RS

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6900 Series Bearings

Designed for higher load requirements.

Typical models:

• 6900 2RS
• 6901 2RS
• 6902 2RS
• 6903 2RS
• 6904 2RS

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6000 Series Bearings

Common general-purpose bicycle bearings.

Typical models:

• 6000 2RS
• 6001 2RS
• 6002 2RS

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Performance Benefits of VCD® Bicycle Bearings

Using VCD® high-performance bicycle bearings provides significant advantages:

• Reduced rolling resistance
• Improved cycling efficiency
• Increased riding speed
• Lower maintenance frequency
• Extended bearing lifespan
• Improved riding comfort

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OEM & Custom Bicycle Bearing Solutions – VCD®

VCD® supports custom bicycle bearing manufacturing for global customers.

Customization options include:

• Custom grease formulation
• Special sealing types
• Laser marking (VCD logo)
• Custom packaging
• Ceramic hybrid design
• Stainless steel options

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Why Choose VCD® Bicycle Bearings

VCD® is committed to delivering premium bicycle bearing solutions with consistent quality and competitive pricing.

Key advantages:

• Advanced manufacturing technology
• Strict quality control
• Stable long-term supply
• Global export capability
• Professional technical support

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