NEWSTAR part description

Product Description:

  • Cummins ISD and ISB Engine Models

Specifications:

Outer Diameter: 74mm
Width: 31.26mm
Bore: 17
Weight: 1.5 lbs.

Features & Benefits

  • Made of premium quality materials for durability and long life
  • Direct-fit, OE-compliant design allows for easy installation with minimal or no modifications necessary
  • Comprehensive quality control and testing ensure reliable performance even in demanding road conditions
  • Manufactured, assembled, and packaged in-house at ISO-certified facilities

Newstar Engine Timing Belt Idler Pulley

Newstar's engine timing belt idler pulley is a direct-fit replacement for heavy duty trucks and trailers. It is engineered to meet or exceed original equipment specifications.

Product Attributes

Bore Diameter 0.67" IN
Outside Diameter 2.91" IN
Pulley Type 8 groove, no flange
Recommended Use Cummins ISD & ISB Engine Models
Width 1.23" in

NEWSTAR S-25373 Cross Reference

We have 2 alternatives for the S-25373 by NEWSTAR:

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.
 

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