
Ball Joint Bushing
The Wear Part Inside Your Ball Joint
The ball joint bushing installs inside the ball joint assembly. This part supports the ball stud and allows smooth rotation. It also handles multi-directional loads from steering and suspension movements. Our product uses high-strength engineering plastic or reinforced rubber. It combines with a precision metal housing to form a durable unit. This structure allows the product to keep a low friction coefficient and excellent wear resistance. It fits passenger cars and commercial vehicles. It is a direct replacement for original products.
Harsh Environment Performance

The ball joint bushing often works in dirty and wet conditions. Mud and water can enter the joint area. We added anti-wear and anti-hydrolysis ingredients to the material. We also applied a corrosion-resistant coating to the metal parts. This ensures our product lasts over 60,000 kilometers even on rough roads. Since our IATF 16949 certification in 2023, we have applied strict torque and wear tests to every batch. Our product maintains stable rotational and swing torque within your specified range. We supply this part to Anhui Zhongding, ASIMCO, and Dali Automotive Parts.
|
Parameter |
Detail |
|
Material |
Reinforced Engineering Plastic (POM/PA) / Wear-Resistant Rubber + Carbon Steel Housing |
|
Hardness |
60–85 Shore A / Plastic per grade specification |
|
Working Temperature |
-40°C to +120°C |
|
Inner Diameter |
8mm – 30mm (per OEM drawing) |
|
Length |
15mm – 60mm (per OEM drawing) |
|
Certification |
IATF 16949:2016, ISO 9001:2015 |
Torque Control and Customization
We use high-precision machining and online torque inspection equipment. This keeps the rotational and swing torque of each ball joint bushing within your specified tolerances. The assembled ball joint assembly will have stable and predictable operation feel. Need a custom product? Our engineers can adjust the material or size. First articles are ready in 15 to 20 days. Annual capacity exceeds 40,000 pieces. Packaging can be neutral or with your brand. Shipping is FOB Ningbo or Shanghai. Delivery takes 20 to 30 days after order confirmation. Our ball joint bushing has passed durability tests in simulated mud and water conditions.
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A Corner of The Factory Workshop


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