Welcome: Hangzhou Langtian Auto Parts Co.,Ltd
export@aozbearing.com +86-15268141671

Wheel-hub-bearing-unit-for-GM-GLOBAL-513289\HA590393\BR930778\QW3926\13502789

Fit Vehicles/Application:GM-GLOBAL-CADILLAC SRX,SAAB 9-4X

AOZ NO:L-909

OE Numbers:513289

Cross Reference Numbers:HA590393,BR930778,QW3926,13502789

Certification: IATF 16949:2016

Quality Guarantee: 2 years or 60000 kilometers

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Fit Vehicles/Application:GM-GLOBAL-CADILLAC SRX,SAAB 9-4X  

AOZ NO:L-909

OE Numbers:513289

Cross Reference Numbers:HA590393,BR930778,QW3926,13502789

Certification: IATF 16949:2016

Quality Guarantee: 2 years or 60000 kilometers

OEM-NUMBER

Cross Reference code

513289

HA590393


BR930778


QW3926


13502789

Fit Vehicles


CADILLAC


SRX

2010-2016

SAAB


9-4X

2011

GENERAL PRODUCT DATA

Brand or Logo

AOZ or customer brand

Place of Origin

China, Zhejiang

 

Product Name

AOZ High Quality Front Wheel Hub Auto Part Wheel Hub Unit

Packing

White Box / Colour Box / Customized

Certification

ISO/TS16949 - 2016

Sample

Available

Delivery

Sea / Air / Land / Express

Supply Ability

10000 Piece / Per Month

Port

Shanghai, Ningbo, Yiwu, Guangzhou

ABS Sensor

Yes

 

ACCURACY SPECIFICATIONS

Bearing materials

GCr15 = SAE52100

Flange materials

55# Steel (High quality)

Ball / roller materials

GCr15 = SAE52100

Cage materials

Top Grade PA66 + GF25

Seal materials

Stainless steel + NBR

Wheel stud grade

10.9

Bearing rings hardness control

60-66 HRC

Ball / roller hardness control

61-66 HRC

Inner and outer ring race max roughness control

 

≤0.20μm

Inner and outer ring race max roundness control

 

≤3μm

Product inspection

100%

Quality Guarantee

2 years or 60,000 Kilometers

 

ABOUT US

Hangzhou Langtian Auto Parts Co.Ltd Its own brand is"AOZ".Headquartered in Xiaoshan District,Hangzhou City,Zhejiang Province.It's professional manufacture vanous automotive beanings,including wheel bearings,wheel hub units,wheel beaning kits and non-standard beanings.Theproduct range more than 1000 kinds and continually innovates and introduces new productsannually and also obtained the IATF16949 Certification.The advanced production equipment,professional team,and more than 15 years expenence,Ensures the supply the high-qualityproducts and excellent serices.

 

AOZ Production Equipments

Advanced equipment ensures the stable product quality,including roughing and finishinglathes,medium frequency quenching machines,hub unit outer ring grinders,hub unit flangegrinders,spline broaching machines,grinding production lines,and more.Advance equipmentensure supplythe stable productquality.

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AOZ Testing Equipment

"AOZ" factory imports advanced testing equipment From Japan,It's including Profilometer,Roughness Meter,Roundness Instruments,Vickers hardness and metallographic microscopesetc.

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OUR ADVANTAGES /WHY CHOOSE US

 

 

01

 

Flawless OEM Specification Alignment

Perfect engineering design that seamlessly matches precise original equipment level

 

 

02

 

requirements.Top-Tier Material Selection

Premium material choices for all internal components,including high-gradeGCr15=SAE52100 bearing steel and advanced PA66+GF25 cages.

 

 

 

 

 

03

 

 

 

Precision Manufacturing &Automation

Driven by state-of-the-art automated production machinery and advanced specialized testingfacilities.100%Comprehensive Inspection04Rigorous testing implemented throughout every phase of the manufacturing process andindividual final product validation.

 

 

 

04

 

 

 

 

Extensive Vehicle Applications

A massive,highly versatile product range featuring over 1,000 unique models designed forglobal vehicle lines.Extended Quality Guarantee06Industry-leading peace of mind with a robust guarantee of 2 years or 60,000kilometers—prioritizing competitive pricing and

customer profit first.

 

 

 

05

 

 

Flexible Low MOQ Requirements

Highly accommodating structural terms with small order acceptance to activelysupport agile retail and distribution supply chains.


FAQs

Q1: Why is the knuckle bore diameter tolerance critical for hub seating?

A: An oversized bore allows movement, while an undersized bore requires excessive force that can damage the hub or knuckle. Both conditions compromise bearing life.


Q2: Why should the knuckle be inspected for cracks near the hub mounting face? 

A: Impact damage or fatigue cracks in the knuckle can allow the hub to shift under load. Installing a new hub on a damaged knuckle will not resolve the root cause.


Q3: Why is it important to verify knuckle flatness after removing a seized hub?

A: Forced removal can distort the mounting surface. Even slight warpage creates uneven preload and accelerates bearing wear on the new unit.

“Quality First, Customers First",  "AOZ" committed to providing reliable products and long-term support to help our partners succeed.

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