Kenworth Truck Co. is now offering the Hendrickson Primaax air suspension as an option on its vocational trucks and tractors. The Primaax will be available on the OEM's 46,000-lb. tandem and 69,000-lb. tridem configurations for the T800, W900 and C500 models.
For the 46,000-lb. tandem rating, the air suspension can be used with multiple lift axles and GCWR of 180,000 lb. Up to 8 in. of axle travel means improved articulation and greater mobility on-site. The 69,000-lb. rating has a GCWR of 240,000 lb.