NEWSTAR part description

Features & Benefits

  • Includes replacement seals and O-rings for OE-compliant steering gears
  • Made of high quality materials using state-of-the-art equipment and technology
  • Meets FMVSS203, FMVSS204, and other international safety standards
  • All components are manufactured, assembled, and packaged in-house at ISO-certified facilities

Newstar Steering Gear Seal Kit

The Newstar steering gear seal kit provides a practical and cost-effective solution for steering gear repairs. Each seal matches the quality and performance of the original equipment.

Product Attributes

Recommended Use Sheppard M90 Models
Based in Schaumburg, IL, NEWSTAR® is an aftermarket parts manufacturer specializing in trailer suspension, engine, and drivetrain parts and components for medium and heavy duty trucks. The company supplies OEM manufacturers, truck dealerships, and warehouse distributors across the U.S. and Canada. NEWSTAR products are made of high-grade stamped steel, natural rubber, and other materials and hand-welded, resulting in an unprecedented level of quality down to the smallest detail. All products are also built and assembled using cutting-edge tools and undergo intense performance testing in an in-house quality control laboratory to ensure compliance with industry standards. 

NEWSTAR S-D421 Cross Reference

We have 4 alternatives for the S-D421 by NEWSTAR:

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