6734235F91
MM,HARNESS , BASE, HRZN UC AFT LS BOC DEF TANK
Navistar International®

MM: Maintenance Module is an electronic module that monitors and controls various systems in a commercial truck, including batteries, lights, and other electrical components. HARNESS: Wiring Harness is a set of wires, connectors, and terminals that are used to transmit electrical power and signals between different components in a commercial truck. BASE: Base Plate is a flat metal plate that serves as a mounting surface for various components in a commercial truck, such as engines, transmissions, and other heavy equipment. HRZN UC AFT LS BOC: Horizonal Upper Control Arm Rear Left Side Body-On-Chassis Mounting Bracket is a mounting bracket that is used to attach the upper control arm of a commercial truck's suspension system to the body-on-chassis mounting point on the rear left side of the vehicle. DEF TANK: Diesel Exhaust Fluid Tank is a container that holds a solution of urea and water, which is used to reduce emissions from diesel engines by converting harmful nitrogen oxides into harmless nitrogen and water vapor.