Hendrickson S-21800 Air Spring

Genuine Hendrickson Air Spring S-21800

Fits:
INTRAAX® AAT 23K,AANT 23K suspensions
VANTRAAX® HKANT 40K slider (Below 16" RH)

Standard 13.5" to 17" ride height

Length:  12 in
Width:  12.50 in
Height:  13.50 in
Ride Height:  13.50 to 19.00 in

Air Spring Type    Rolling Lobe
Bellows Material    Rubber
Bottom Plate Bolt Hole Quantity    1
Bottom Plate Diameter    9.18 in
Maximum Height    19.4 in
Minimum Height    6 in
Mounting Hardware Included    No
Mounting Stud Quantity    2
Package Contents    1 Air Spring
Piston Material    Plastic
Top Plate Bolt Hole Quantity    2
Top Plate Diameter    10.38 in

Parts Cross Reference

At Hendrickson, we take great pride in delivering high-quality products and exceptional customer service. We understand that your satisfaction and peace of mind are of utmost importance when making a purchase, which is why we offer comprehensive warranties to protect your investment.

By calling our warranty hotline, you'll have the opportunity to speak directly with our knowledgeable and friendly customer service representatives. They are trained to address your concerns, answer any questions you may have, and guide you through the warranty process step by step. We understand that your time is valuable, and we strive to make the experience as convenient and efficient as possible.

Alternatively, you can easily submit a warranty claim form through our online platform. Simply fill out the necessary information, and our dedicated team will promptly review your submission and take appropriate action. Our streamlined process ensures that your warranty claim is handled with care and attention to detail.

Call for Warranty Claim Assistance
For Trailer Suspensions/Components: 1-866-RIDEAIR (1-866-743-3247) Opt. 2

For Truck Suspensions/Components: 630-910-2844

For Auxiliary Lift Axles: 1-800-660-2829

For Bumpers: 815-727-4031