Hendrickson S-23721 - Air Suspension Spring - 21 inches Maximum Height, 7.40 inches Minimum Height

Hendrickson Air Springs are integral parts on Hendrickson truck and tractor air suspensions, providing driver comfort and optimum performance. Regular suspension inspections are necessary to help ensure maximum ride quality and handling. Replacing Hendrickson air springs with non‑genuine springs can have a negative impact on suspension performance. To help ensure high end user satisfaction and peak system performance, Hendrickson supplies the same genuine components for service as were installed in the original suspensions — with the same design, construction, performance and durability.

S-23721 Hendrickson Air Spring

Features & Benefits

• Adjustable ride height from 7.40 inches to a commanding 21 inches for superior load handling
• Heavy-duty air spring construction absorbs impact, reducing wear on suspension components
• Prevents uneven tire wear by maintaining optimal alignment even under heavy loads
• Improves stability and control, cutting down on sway and body roll for safer handling
• 5.59-inch piston height for balanced air spring performance and load stability

Hendrickson Air Suspension Spring

If your suspension isn’t up to the challenge, your truck is just dead weight on the road. The Hendrickson Air Spring delivers controlled, shock-absorbing power exactly when and where it’s needed, maintaining the same design, construction, and solidity as the original factory-installed suspension components. Carefully manufactured for Hendrickson truck and tractor air suspensions, this genuine replacement ensures top-tier performance, driver comfort, and long-term reliability. Don’t settle for non-genuine parts that compromise handling—stick with the best for a ride that’s smooth and stable. Get the Hendrickson S-23721 today.

HENDRICKSON S-23721 Cross Reference

We have 5 alternatives for the S-23721 by HENDRICKSON:

• S-23721
• HENS-23721
• HDRS23721
• FIRESTONE W013589644
• TORQUE PARTS TR9644