Convoluted Air Spring

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December 08, 2025
Brief: Watch the demo to catch practical tips and quick performance insights. This video provides a detailed walkthrough of the VKNTECH 3B7838 Convoluted Air Spring, showcasing its robust construction and key features. You'll see how this high-quality replacement part, made from imported natural rubber, ensures reliable performance and durability for your B2B applications.
Related Product Features:
  • Easy to identify part number permanently engraved on the rubber for quick reference.
  • 4.00-5.00mm thick rubber construction that exceeds OEM requirements for enhanced durability.
  • OE standard quality ensuring reliable performance and compatibility.
  • Stronger fabric-cord construction for improved resilience and load-bearing capacity.
  • High durability, tensile strength, and elastic properties from imported natural rubber material.
  • Rigorous failure testing with ≥3 million cycles for proven longevity and reliability.
  • Compatible with multiple OEM numbers including Contitech, Goodyear, and Firestone models.
  • Offers OEM services and customizable branding options for B2B partnerships.
Las preguntas:
  • What OEM part numbers is the VKNTECH 3B7838 Air Spring compatible with?
    The VKNTECH 3B7838 is a direct replacement for Contitech FT530-35 436, Goodyear 3B14-356, Firestone W01-358-7838, 333C, and various other W01-358-7838 numbering formats, ensuring broad compatibility for pickup truck applications.
  • What material is used in the air spring bellow and what are its benefits?
    The air spring bellow is made from imported Natural Rubber (NR), which provides high durability, excellent tensile strength, and superior elastic properties, contributing to a failure testing rating of ≥3 million cycles for long-lasting performance.
  • Does VKNTECH offer OEM services or custom branding for this air spring?
    Yes, VKNTECH provides OEM services and customizable branding options. The product can be supplied under the VKNTECH brand or customized to meet specific B2B partner requirements, including packaging.