Hendrickson S-28929 Air Spring - Heavy Duty Suspension Bag

Hendrickson S-28929 Air Spring

OEM Hendrickson air spring designed for heavy-duty suspension systems. Built for durability, ride stability, and long service life in demanding fleet applications.

Key Features

• OEM Hendrickson design for perfect fit and performance
• Improves ride quality and load stability
• Reduces suspension wear and maintenance needs
• Heavy-duty construction for long service life
• Designed for commercial truck and trailer applications

Specifications

• Part Number: S-28929
• MPN: S-28929-48
• Type: Sleeve Air Spring
• Top Mount: Combination Stud
• Bottom Mount: Stud
• Top Plate Diameter: 10.38 in
• Bottom Plate Diameter: 9.22 in
• Compressed Height: 9.10 in
• Piston Height: 5.38 in
• Air Port: Top – Single
• VMRS Code: 016-008-001

Applications

Designed for Hendrickson air suspension systems used in heavy-duty trucks and trailers. Common in fleet, over-the-road, and regional operations.

Cross Reference

• Firestone: W01-358-9978
• Contitech: AS9978
• Automann: AB1DK23IA959
• Euclid: FS9978
• Dayton: 352-9978
• TruckPro: HNS-28929

Why Choose OEM Hendrickson?

Hendrickson air springs are engineered with proprietary internal components to deliver consistent ride performance, improved handling, and extended suspension life. Each unit undergoes rigorous testing to meet heavy-duty standards.

Need Help With Fitment?

Contact our parts team with your VIN or suspension model to confirm compatibility before ordering.