Auto Hub Ball Bearings Bah-0043 39X74X39mm Automotive Bearings Bah0043 Angular Type Ball Bearings Double Row Bah 0043

• Customization: Available
• After-sales Service: Online Technical Support / Video Technical Support
• Warranty: 2 Years
• Model NO.: DAC397439ZZ
• Type: Wheel Hub Bearing
• Material: Chrome Steel
• Tolerance: P0
• Certification: ISO9001, ISO9006
• Clearance: C0
• ABS: With ABS
• Brand: General
• Car Make: General
• Product Type: First Generation Wheel Bearings
• Delivery: 15-30 Days (Depending on Order Quantity)
• Supply Ability: 50,000 Pieces Per Month
• Application Areas: Passenger Car Front Wheel/Rear Wheel
• Transport Package: General
• Specification: General
• Trademark: CHKZ / OEM / Customer′s Logo
• Origin: China
• HS Code: 8482102000
• Production Capacity: 50000 Pieces/Year

Product Description

Product Description

 

DAC and DU series wheel bearings are double row angular contact ball bearings designed for automotive wheel applications. Available with metal dust caps (ZZ) or rubber seals (2RS) and optional ABS encoder rings, these bearings offer excellent sealing, load capacity and long service life.

Made of high-quality chrome steel and pre-lubricated with premium grease, they are ideal for original equipment replacements for front and rear wheels on passenger cars. Their one-piece design ensures easy installation and reliable operation in all road conditions.

Product Parameters

 

 

Applicable Models	Geely (Boyue, Vision, Emgrand, etc.), Haima (M3, M5, S5, etc.)

 

Packaging	Individual color box or white box; reinforced outer carton; customizable packaging and logo upon request

 

Minimum Order Quantity	50 pieces (mixed models accepted)

 

Supply Capacity	50,000 pieces per month

Company Profile

 

FAQ

 

FAQ (Automotive Bearings - General)

Q1. Why does a bearing produce noise?
A1. Noise is usually caused by poor lubrication, contamination, improper installation, or bearing damage.

 

Q2. How can I extend the bearing service life?
A2. Regularly check lubrication, avoid overload, keep seals intact, and perform regular maintenance.

 

Q3. What is the typical lifespan of an automotive bearing?
A3. Typically between 50,000 to 100,000 km under normal operating conditions.

 

Q4. What types of bearing seals are available?
A4. Mainly single seal, double seal, and open design.

 

Q5. What should I pay attention to during bearing installation?
A5. Use proper tools, avoid hammering the inner or outer ring directly, keep everything clean, and follow installation guidelines.

 

Q6. How do I select the right grease for a bearing?
A6. Choose grease based on operating temperature, speed, and load (e.g. high-temperature, low-temperature, or extreme pressure grease).

 

Q7. What materials are commonly used in bearings?
A7. Mainly high carbon chromium bearing steel (GCr15), but also stainless steel or ceramic depending on the application.

 

Q8. Can automotive bearings be repaired, or must they be replaced?
A8. Most automotive bearings are maintenance-free and should be replaced if damaged.

 

Q9. Why did my new bearing fail quickly?
A9. Possible reasons include improper installation, poor lubrication, contamination, or quality issues.

 

Q10. Does bearing installation direction matter?
A10. Yes, some bearings have specific installation directions (e.g. with seal on one side). Always follow manufacturer recommendations.