Hendrickson Truck Suspensions
Primaax EX
PRIMAAX® EX is a severe-duty vocational air suspension that features a robust structural design with optimized suspension geometry for exceptional stability, handling and ride. Advanced suspension technology for the rigorous demands of vocational, severe-service, and heavy-haul applications. The system suspension-induced driveline vibration is significantly reduced with PRIMAAX EX compared to competitive trailing-arm air suspensions, resulting in higher driver comfort and less premature wear on expensive truck and body equipment.
Primaax EX Specifications
Model | PAX 232 | PAX 262 | PAX 462 | PAX 522 | PAX 692 | PAX 782 |
---|---|---|---|---|---|---|
Capacity (lbs.) | 23000 | 26000 | 46000 | 52000 | 69000 | 78000 |
Installed Weight (lbs.) | 542 | 651 | 1078 | 1292 | 1629 | 1931 |
Axle Configuration | Single | Single | Tandem | Tandem | Tridem | Tridem |
GCW Approval (lbs.) | 90000 | 140000 | 190000 | 245000 | ||
Site Travel Rating (lbs.) | 30000 | 33000 | 60000 | 66000 | 90000 | 99000 |
Axle Travel (in.) | 8 | 8 | 8 | 8 | 8 | 8 |
Ground Clearance (in.) | 10.75 | 10.5 | 10.75 | 10.5 | 10.75 | 10.5 |
Lift Axles | Approved | Approved | Approved | Approved | Approved | Approved |
Ride Heights (in.) | 8.5 to 10.5 | 8.5 to 10.5 | 8.5 to 10.5 | 8.5 to 10.5 | 8.5 to 10.5 | 8.5 to 10.5 |
12.5 to 15.5 | 12.5 to 15.5 | 12.5 to 15.5 | 12.5 to 15.5 | 12.5 to 15.5 | 12.5 to 15.5 | |
Engine Torque Restrictions | None | None | None | None | None | None |
Axle Spacing (in.) | N/A | N/A | 52 to 72.5 | 54 to 72.5 | 52 to 60 | 54 to 60 |