6Q0407621AD VKBA3569 Audi Seat Skoda Vw Hub unit
Seat Hub unit OE Ref:
6Q0407621AD
6Q0407621AJ
6Q0407621BH
6Q0407621BR
6Q0407621BT
6R0407621E
VKBA3569 Hub unit Other Ref:
VKBA3569
803640CD
JBG Ref:JB6303050
6Q0407621AD Hub unit Vehicle Application:
VW Fox 2003-
Polo 2001-...
Spline Quantity:36
ABS Information: With ABS
Position: Front

Company Introduction
Since 2009, JBG has delivered premium wheel hubs and bearings. With 200+ employees and two plants (Ningbo 20,000 m², Cambodia 3,000 m²), we produce 1.5 million wheel hub bearing sets annually across 2,500+ SKUs.Committed to the philosophy of 'Technology Defines Quality',our alliance with Ningbo University drives our innovation in precision machining and testing. We provide our global partners with not just parts, but dependable performance and tailored engineering support.we excel in shortening lead times and smoothing supply chains. We are dedicated to fostering long-term growth for our clients through competitive pricing, agile production, and a customer-first service approach.

Introduction to Product Raw Materials
JBG Wheel Hubs are backed by a comprehensive quality control system. We control wheel hub assembly from every aspects from raw materials analysis to performance on finished products. This includes precise dimensional inspections using CMM and Roundness Testers, in-depth material analysis ensuring optimal hardness and martensite microstructure, and 100% defect detection via magnetic particle inspection and noise testing.
A highlight of our Multi-Functional Performance Test Machine, conduct critical eddy mud spray test and products lifespan test, allows us to simulate the most punishing real-world harsh conditions. With all those, we ensure every hub reach to OE standards. We are confidence that every products to you will be backed by our 2-Year / 60,000 km warranty.

Introduction to Digitalization
At JBG, our smart manufacturing system delivers unmatched quality, reliability and efficiency for wheel hub production.
99.6% Qualification Rate
Real-time IoT monitoring across production lines reduces defect rates to under 0.4%, ensuring every product meets consistent high quality standards.
Zero Unplanned Downtime
Predictive maintenance for tooling and equipment extends tool life by 22% and eliminates unexpected production stops, keeping operations stable.
End-to-End Traceability
Full process traceability from raw material intake to finished product delivery, with all key data securely retained for over 2 years.
On-Time & Fast Delivery
High OEE (Overall Equipment Effectiveness) ensures we consistently meet, and often beat, customer delivery schedules.




