Is the MN Model MN82 Parts Rear Axle Shaft with Gear D4A-04 easy to install?

Yes. The MN Model MN82 Parts Rear Axle Shaft with Gear D4A-04 is an original replacement part that fits directly into the rear axle assembly. During installation, make sure the gear meshes correctly with the differential gear, and apply a small amount of gear grease for smoother operation.