NEWSTAR part description

Features & Benefits

  • Made of premium quality materials for durability and long life
  • Meets or exceeds vehicle manufacturer requirements for heavy duty air brake systems
  • All components undergo stringent quality control checks and testing
  • Manufactured, assembled, and packaged in-house at ISO-certified facilities

Newstar Air Brake Service Chamber

The Newstar air brake emergency relay valve converts the pressure from compressed air into mechanical force to engage the brakes. This direct-fit replacement is engineered according to OEM specifications.

Product Attributes

Mounting Hardware Included Yes
Notes Long Stroke, Direct Replacement For All Service Brake Chambers On The Market
Type T30LS

Part Interchanges

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-18151 Cross Reference

We have 7 alternatives for the S-18151 by NEWSTAR:

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