Trailer Air Spring Bag | Replacement Firestone 9978 Hendrickson S-28929 Sensor Kits If fitment is uncertain

If fitment is uncertain

10mm (3/8")

HD versions

Luberfiner LAF3302

Firestone W01-358-9307

Trailer Air Spring Bag | Replacement Firestone 9978 Hendrickson S-28929 Sensor Kits If fitment is uncertainThe Ultimate Trailer Air Spring Bag for Heavy Duty Suspension Systems! Ensure optimal performance and durability for your trailers suspension with the TORQUE Trailer Air Spring Bag. Designed as a direct replacement for Firestone 9978, W01 358 9978, Hendrickson S 28929, C 28929, and other compatible models, this high quality air spring bag exceeds OEM requirements. Built with premium materials, including 4. 5 5. 00 mm thick rubber, 25% stronger 4140