What is included in a "unitized" control arm?

A "unitized" control arm refers to a design where certain components are integrated into a single assembly to improve performance, reduce weight, and simplify installation. In this case, the ball joint being part of the arm is a key characteristic of a unitized control arm. This integration allows for a more compact design, which can lead to increased structural integrity and reduced points of failure, effectively enhancing the overall handling of the vehicle.

Unitized control arms may reduce the number of parts needed, which simplifies manufacturing and can help lower production costs. Characteristics of the other options are relevant to vehicle suspension systems, but they do not define the unitization concept characterized by a combined ball joint and control arm. Understanding this integration allows technicians and automotive professionals to diagnose, install, and service suspension components accurately.