WAI WPR4918LMB Window Motor and Regulator Assembly - Rear Left

Rear Left Window Motor and Regulator Assembly

The WAI WPR4918LMB is a rear left window motor and regulator assembly for select Nissan and INFINITI applications. It provides a direct-fit solution for restoring power window operation in the rear left door on the listed vehicles.

• Fits 1996-2004 Nissan Pathfinder, rear left
• Fits 1997-2003 INFINITI QX4, rear left
• Power window regulator and motor assembly
• OE-style replacement for the rear left window mechanism
• Part number: WPR4918LMB

Application Details

This WAI window motor and regulator assembly is built for the rear left position and matches the listed vehicle applications for Nissan Pathfinder and INFINITI QX4. Use WPR4918LMB when replacing a worn or non-functioning rear left power window regulator and motor assembly on 1996-2004 Nissan Pathfinder or 1997-2003 INFINITI QX4 models.

This part cross-references no additional part numbers in the provided data.

Common Repair Reasons

• Rear left window will not move up or down
• Window moves slowly or stops during operation
• Grinding, binding, or uneven window travel
• Failed regulator or motor assembly in the rear left door

Installation Notes

Verify the rear left door application before installation and compare the original unit to the replacement assembly. Confirm connector style, mounting points, and window track alignment on the vehicle before final assembly. Part number WPR4918LMB should be matched to the listed fitment for proper application.

Quality Assurance

WAI supplies electrical and body components for automotive repair applications. This window motor and regulator assembly is cataloged for the specified Nissan Pathfinder and INFINITI QX4 fitments to support accurate replacement selection.