The Hendrickson Air Spring, part number B-21323 or B21323, is a genuine OEM suspension component designed for heavy-duty truck air suspension systems. Cataloged under Hendrickson's suspension springs and related components line, this air spring carries the cross-reference designation HNB-21323. Air springs in this category absorb road shock and maintain consistent ride height under varying load conditions, making proper part identification critical before ordering. Pro Gear and Transmission carries genuine Hendrickson parts. Call us to confirm this is the correct air spring for your specific suspension configuration before placing your order.
Features
Genuine Hendrickson OEM air spring
Part number B-21323 or B21323, also referenced as HNB-21323
Designed for heavy-duty truck air suspension applications
Sold individually (each)
Call Pro Gear and Transmission to verify proper fitment for your suspension system
