Description
SAMPA SP559978-KP Air Spring – Rolling Lobe, Rear Suspension
Direct replacement for Hendrickson INTRAAX and VANTRAAX trailer suspension systems. It cross‑references major OEM and aftermarket numbers and is widely used across U.S. trailer fleets. Features a durable rubber bellows and lightweight plastic piston for long service life and compatibility with major OEM and aftermarket cross‑references. Ideal for fleet maintenance and trailer suspension rebuilds.
Application
Designed for Hendrickson INTRAAX and VANTRAAX trailer suspensions, including:
– VANTRAAX HKA 180 / 200 / 250
– INTRAAX AAEDT30K
– INTRAAX AAT23K / AAT25K / AAT30K
– INTRAAX AANT23K
– VANTRAAX HKANT 40K / 46K / 50K
– General Hendrickson trailer applications
Cross‑Reference
– Hendrickson S28929, C28929
– Firestone 9978, W01‑358‑9978
– ContiTech 69744, 91014P959, 91014A959, 601421, 67588
– Goodyear 1R12‑668 (Plastic), 1R12‑1179
– Automann AB1DK23IA959, 566CT601421, 566ER9978, 1DK23IA959
– Dayton 4529978L, 3529978 Triangle AS8959 TRP AS99780
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