High-Capacity Fabricated Rear Air Suspension for Truck Crane Applications


ROADMAAX® is designed specifically for the truck crane market with ride quality and equipment protection being its cornerstone features. The suspension delivers enhanced stability, handling and ride quality even in the most challenging environments where vehicles encounter challenging maneuvers and unexpected ground and environmental conditions. The integration of Hendrickson’s proven main support member spring technology, with its wide stance air springs, provides a balance of predictable handling and ride quality even in the most demanding environments.


Configuration Single Axle Tandem
Capacity (lbs.) 30,000 60,000
Installed Weight1 (lbs.) 536 1,072
GVW Approval2 (lbs.) 56,000 112,000
Axle Travel (in.) 6.5 6.5
Ride Heights (in.) 12-15.5 12-15.5
Axle Spacing (in.) N/A Up to 72


All applications must comply with applicable Hendrickson specifications and must also be approved by the respective vehicle manufacturer with the vehicle in its original, as-built configuration. Contact Hendrickson and the respective vehicle manufacturer for approval of additional applications
1. Installed weight includes complete suspension, torque rods, axle and frame brackets, and all hardware
2. Contact Hendrickson for applications that may exceed GVW approval ratings.

Features & Benefits

Reduced Maintenance

Exceptional Stability and Handling

Superior Ride


About Us

Hendrickson is a leading manufacturer and supplier of premium air and rubber suspensions that service the global Crane/Boom markets.

Our legacy embodies over 100 years as the leading innovator and manufacturer of suspension systems and components for the global heavy-duty vehicle industry.

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800 South Frontage Road
Woodridge, IL 60517