WARNING: This page is about a different car, the 2012 RAM Pickup and 2012 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Steering Knuckle, Lower Control Arm, Shock & Spring
Courtesy of CHRYSLER GROUP, LLC
The knuckle (1) is a single casting with legs machined for the upper and lower ball joints. The knuckle also has machined mounting locations for the front brake calipers and hub bearing.