Peterbilt Offers New Vocational Air Suspension System

Denton, TX, August 3, 2023 — Peterbilt has partnered with Hendrickson Truck Commercial Vehicle Systems to offer the PRIMAAX^® EX severe-duty vocational air suspension system designed for vocational, severe service and heavy-haul applications. PRIMAAX^® EX will be available on Peterbilt Models 567, 579 and 589.

The PRIMAAX EX platform improves durability and performance while delivering a substantial weight savings alternative to competitive systems. The suspension system features are designed to enhance joint integrity and durability, improve handling, increase air spring capacity and improve resistance to torque rod bushing walk-out. It will be available in capacities of 46,000 and 52,000 pounds with a 10-inch ride height and is compatible with drum and air disc brakes.

“The PRIMAAX^® EX advanced suspension offering gives Peterbilt customers expanded options to configure their trucks with specific applications to meet their needs and the demands of the heavy duty and vocational market,” said Jake Montero, Peterbilt assistant general manager, sales and marketing. “We are pleased to work with Hendrickson to provide a durable, quality solution for our customers.”

The PRIMAXX EX is available now. To learn more, go to https://www.peterbilt.com/trucks or visit any Peterbilt dealership location nationwide.

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Peterbilt Motors Company is recognized as the "Class" of the industry. With a complete lineup of diesel, natural gas and electric vehicles, Peterbilt has earned a global reputation for superior engineering, quality and craftsmanship. Peterbilt is Driving Uptime Every Day through innovative aftermarket services and advanced technology solutions delivered through its 425+ dealer locations in North America.

Peterbilt is a PACCAR Company, traded publicly on the NASDAQ as PCAR.