Dorman 946-240 Drive Shaft - Rear

Rear Drive Shaft for Nissan Pathfinder and INFINITI QX4

Dorman 946-240 is a rear drive shaft replacement for select Nissan Pathfinder and INFINITI QX4 models with the All Mode Full Time 4WD system. It addresses a common service issue on original shafts that use permanently staked universal joints, giving technicians a serviceable OE-style solution for easier driveline maintenance.

Key Features

• Steel shaft construction for driveline strength
• 44.5 in overall drive shaft length
• 3 in shaft diameter
• 0.065 in wall thickness
• Rear drive shaft application
• Serviceable universal joint design for simpler maintenance
• Part number 946-240

Detailed Description

This Dorman OE FIX rear drive shaft is built for 2000-2004 Nissan Pathfinder, rear, w/All Mode Full Time 4WD System, and 1997-2003 INFINITI QX4, rear. The steel shaft and fixed-length design match the application requirements while replacing the original unit with a serviceable driveline component. For buyers searching for a rear driveshaft for Nissan Pathfinder 4WD or an INFINITI QX4 rear drive shaft replacement, 946-240 provides a direct-fit maintenance-focused option.

This part cross-references Nissan 373001W300 for the same application.

What It Helps Solve

• Worn or damaged rear drive shaft assembly
• Service difficulty caused by permanently staked U-joints
• Driveline vibration related to shaft wear
• Noise from failing rear driveline components
• Need for a serviceable replacement on select 4WD models

Installation Notes and Tips

Verify rear application, wheelbase, and All Mode Full Time 4WD system coverage before installation. Confirm shaft length and driveline configuration against the original part number 946-240 and the vehicle’s existing rear drive shaft. Inspect related U-joints, mounts, and driveline components during replacement to help ensure proper operation after installation.

Quality Assurance

Dorman OE FIX parts are engineered to address common original-equipment service issues with practical replacement designs. This rear drive shaft is built as a regular-grade steel driveline component for the listed Nissan Pathfinder and INFINITI QX4 applications.