Fast Speed 25x34x4mm Best Transmission Ball Bearings For Bike
The Fast Speed 25x34x4mm Best Transmission Ball Bearings For Bike is engineered for cycling enthusiasts, professional mechanics, and industrial applications where precision, durability, and high-speed performance are paramount. Crafted from premium Chrome Steel GCR15 with a stamped steel cage, this deep groove ball bearing provides smooth axial and radial load handling while ensuring low-noise operation. Perfect for bicycles, electric bikes, scooters, and other automotive machinery, it guarantees consistent, professional-grade performance even under high-speed and high-load conditions.

This bearing is ideal for transmission systems, wheel hubs, and gear assemblies, delivering reliable and long-lasting performance. Its sealed design ensures minimal maintenance while protecting against dust, dirt, and moisture, making it a robust choice for high-demand cycling and industrial applications.
Technical Specifications
| Attribute | Value |
|---|---|
| Product Name | Fast Speed 25x34x4mm Best Transmission Ball Bearings For Bike |
| Applicable Industries | Automotive Industry |
| Precision Rating |
P0 P6 P5 P4 P2
|
| Number of Rows |
Single row
|
| Inner Diameter |
25 mm
|
| Outer Diameter | 34 mm |
| Width | 4 mm |
| Sealing Type |
Sealed
|
| System of Measurement | Metric |
| Material |
Chrome Steel Gcr15
|
|
Cage Material
|
Stamped Steel Plate
|
| Bearing Type | Deep Groove Ball Bearing |
| Load Type | Axial & Radial Load Ball Bearings |
| Lubrication |
Dry/Grease/Oil
|
| Feature |
High Speed, Low Noise
|
| Noise Level |
Z1,Z2,Z3
|
| Vibration Level |
V1 V2 V3 V4
|
| Clearance | C2 C0 C3 C4 C5 |
| Structure Type | Deep Groove Structure |
| Bore Type | Cylindrical Bore |
| Fit Type | Press Fit |
| Housing Compatibility | Suitable for standard bearing housings |
Why Choose Fast Speed 25x34x4mm Best Transmission Ball Bearings For Bike?
🔹 Designed for multiple industries including automotive, mechanical, and industrial machinery
🔹 High precision ratings (P0, P6, P5, P4, P2) for superior speed and accuracy
🔹 Single row structure ensures stable rotation under load
🔹 Sealed design extends lifespan and reduces maintenance frequency
🔹 Made from premium Chrome Steel GCR15 for long-term durability
🔹 Inner diameter of 25 mm and outer diameter of 34 mm, width 4 mm for precise fit
🔹 Ideal for bicycles, electric bikes, scooters, and other machinery
🔹 High-speed, low-noise design for professional-grade applications
🔹 Multiple clearance options: C0, C2, C3, C4, C5
🔹 Designed to maintain reliable operation in high-speed, continuous use environments
Maintenance Tips for Longevity
🔹 Clean bearings regularly with a safe solvent to remove dirt and debris
🔹 Reapply grease or lubricant after each cleaning session
🔹 Avoid exposure to water or wet surfaces during operation
🔹 Use proper tools when installing or removing bearings to prevent damage
🔹 Store in a cool, dry place to prevent corrosion and maintain performance
Order Now – Get Your Fast Speed 25x34x4mm Best Transmission Ball Bearings For Bike Today!
Upgrade your bicycles, scooters, and mechanical equipment with the Fast Speed 25x34x4mm Best Transmission Ball Bearings For Bike. Built for high-speed, low-noise performance, and long-term durability, this bearing ensures smooth, reliable motion from the first use. Invest in professional-grade bearings to enhance efficiency, reduce maintenance costs, and maintain seamless operation across all your cycling and industrial applications.
These ball bearings are perfect for integrating into transmission systems, wheel hubs, and motorized gear assemblies. Their robust construction and precision design guarantee consistent, low-maintenance operation, making them an essential component for high-performance bikes and machinery.









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