The Hendrickson Spring, part number S-21539 or S21539, is a genuine Hendrickson suspension component classified under leaf spring hanger and related suspension hardware. Sourced directly from Hendrickson, it is sold as an individual unit. Hendrickson suspension springs are used across heavy-duty truck and trailer suspension systems where precise spring geometry and material integrity matter. Pro Gear and Transmission carries this part for fleet maintenance operations and shop buyers who need reliable OEM-sourced suspension components. Call us to confirm this is the correct spring for your specific suspension configuration before ordering.
Features
Genuine Hendrickson suspension spring
Part number S-21539 or S21539 (also cataloged as HNS-21539)
Classified as a leaf spring hanger and related suspension component
Sold as an individual unit (each)
Compatible with Hendrickson heavy-duty truck suspension systems
Call Pro Gear and Transmission to verify fit for your specific application
