Vehicles Updated 2025-07-29

Reduced Brake Function/FMVSS 121

Recalled Product

Mack Trucks, Inc.


Hazard / Issue

Mack Trucks, Inc. (Mack) is recalling certain 2026 Mack GR trucks. The brake drum and steer axle combination are incompatible, which may cause a loss of brake function. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air Brak

Issued by

Mack Trucks, Inc.

Distribution: Nationwide (United States)