Universal Trailer Air Spring Bag – Replaces Firestone 9978, W01-358-9978 & Hendrickson S-28929/C-28929 – Model TR9978

Manufactured from top quality components, this is your best option and inexpensive replacement for you rebuild, repair, and maintenance needs - an OE replacement product for your damaged or aged factory part.

Feature

• 100% Brand New
• Direct Aftermarket replacement. 
• Professional installation is recommended.
• High quality parts. 
• Durable and reliable during poor weathers. 
• Rolling Lobe Air Spring
• Direct Aftermarket Replacement For OEM #: Hendrickson C-28929, S-28929 // Firestone W01-358-9978 // Triangle AS-8959 // AS9978, HDV9978, HD9978 // Sampa SP559978-KP
• Top Plate Hole/Stud Quantity: 2
• Bottom Plate Hole/Stud Quantity: 1
• Extended Height: 18.00
• Top Plate Diameter: 9"
• Bottom Plate Diameter: 10.16"
• Compressed Height: 7.9"
• Plastic Piston
• High Quality Material To Guarantee Long Lasting Performance
• Help's Maintain Stability And Height
• Reduces Fatigue While Improving Safety And Comfort

Fitment

• Semi Truck , Trailer