Mack Trucks — Plants in Pennsylvania

Plaintiffs alleged in publicly filed U.S. asbestos personal-injury and wrongful-death litigation that they were exposed to asbestos while working at Mack Trucks plants in Pennsylvania. This page documents the Pennsylvania portion of Mack Trucks’s multi-state operations. For the full corporate summary and plants in other states, see the Mack Trucks manufacturer page.

Product and Premises Description

Mack Trucks, Inc. (founded 1900, historically headquartered Allentown Pennsylvania; today a subsidiary of Volvo Group) is through the 20th century and today one of the principal U.S. manufacturers of heavy-duty and severe-service trucks — highway tractors, construction dump trucks, refuse trucks, and specialty vehicles. Mack operated major U.S. manufacturing plants through the asbestos era at:

  • Allentown PA — historic corporate headquarters and 5C Plant (closed 2009)
  • Hagerstown MD — engine and transmission plant
  • Macungie PA — Lehigh Valley Assembly Plant
  • Winnsboro SC — Mack heavy truck assembly

Product-vector pathways plaintiffs alleged in publicly filed U.S. asbestos personal-injury and wrongful-death litigation:

  • Asbestos brake linings on Mack truck front and rear brake rigging
  • Asbestos gaskets and packing on Mack truck diesel engines (Mack ENDT, EM, E-Series, EM-7)
  • Asbestos clutch facings on Mack truck driveline components
  • Asbestos exhaust manifold gaskets and insulation on Mack diesel engines

Premises-vector pathways at Mack manufacturing plants:

  • Asbestos pipe covering on plant steam and process piping
  • Asbestos refractory in heat-treat furnaces
  • Asbestos block insulation on plant boilers
  • Asbestos gaskets and packing at process equipment
  • Asbestos electrical insulation on plant motor and switchgear systems

Mack Trucks has been named as a Manufacturer Defendant and Premises Defendant in publicly filed U.S. asbestos personal-injury and wrongful-death litigation.

Workers Exposed

  • UAW Local members at Mack Allentown, Hagerstown, Macungie, Winnsboro
  • Truck mechanics servicing Mack truck brake linings, engines, and clutches
  • Brake mechanics working Mack heavy-truck brake systems
  • Refinery pipefitters and millwrights working Mack capital projects
  • Insulators (HFIAW Local members) on Mack construction and turnaround crews
  • Construction-trade workforces on Mack EPC projects

If You Worked With Mack Trucks or at a Mack Manufacturing Plant

If you worked with Mack Truck brake linings, engines, or driveline components during the asbestos era — or worked at a Mack Trucks manufacturing plant — as an employee or as a dispatched contractor trade worker — and have since been diagnosed with mesothelioma, asbestosis, lung cancer, or another asbestos-related illness, you may have legal rights.

Free, confidential case evaluation: Speak with O’Brien Law Firm — (314) 936-2956