748-524 Front Left Window Regulator with Motor for Nissan Armada Titan Infiniti QX56 2004-2015

This window regulator assembly is designed as a direct replacement for a worn or failed factory front left window regulator on compatible Nissan and Infiniti full-size truck and SUV applications. It helps restore smooth glass movement, stable window support, and reliable daily power window operation.

Vehicle Fitment

OE / Interchange Reference Numbers

This window regulator assembly is designed to replace the following reference numbers. Please confirm the part number, vehicle fitment, and door position before ordering.

• 748-524
• 80721ZT00A
• 80721-ZT00A
• 807319FJ0A
• 80731-9FJ0A
• 807217S000
• 80721-7S000

Key Features

• Direct replacement for a worn or failed factory window regulator
• Designed for compatible Nissan and Infiniti applications
• Includes power window motor for complete replacement assembly
• Helps restore smooth and stable power window operation
• Built for proper glass movement and secure window support
• Mounting points and connector designed to match compatible applications

Common Signs You Need a New Window Regulator

• Window moves slowly, unevenly, or gets stuck
• Clicking, popping, or grinding noise inside the door
• Window falls into the door or will not stay up
• Motor runs but the glass does not move properly
• Window tilts or comes off track during operation

Installation Notes

• Door panel removal is required for installation
• Support the window glass before removing the old regulator
• Test window operation before reinstalling the door panel
• Professional installation is recommended if unfamiliar with door wiring or glass alignment