WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
Courtesy of NISSAN NORTH AMERICA, INC.
NOTE:
Lubricate the locations shown above with a suitable multi-purpose grease.