Removal and Installation
WARNING: This page is about a different car, the 2018 Nissan NV3500 HD, 2018 Nissan NV2500 HD, and 2018 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
The ball joints are part of the upper and lower links. Refer to Removal and Installation (upper link), Removal and Installation (lower link).