WAI WPR0105LB Window Regulator - Rear Left

Rear Left Window Regulator for Panther Platform Sedans

Restore rear window movement with the WAI WPR0105LB window regulator. This regulator-only replacement is built for rear left power window service on select Ford Crown Victoria, Mercury Grand Marquis, and Mercury Marauder models.

• Window regulator only for rear left power window applications
• Direct fit for 1992-2011 Ford Crown Victoria rear left
• Direct fit for 1992-2011 Mercury Grand Marquis rear left
• Direct fit for 2003-2004 Mercury Marauder rear left
• OE-style replacement for service on the rear door window mechanism

Fitment Details

Compatible With 1992-2011 Ford Crown Victoria, rear left. Compatible With 1992-2011 Mercury Grand Marquis, rear left. Compatible With 2003-2004 Mercury Marauder, rear left. The WPR0105LB is a fitment-based solution for rear left power window regulator replacement across these applications.

WAI WPR0105LB is a regulator-only part, making it a focused replacement when the window mechanism is worn, binding, or no longer moving the glass correctly. It is a practical choice for rear left window repair on Ford Crown Victoria and Mercury Grand Marquis sedans, as well as Mercury Marauder models in the listed years.

Common Problems This Part Can Address

• Rear window glass will not raise or lower
• Slow, uneven, or noisy window movement
• Window slips out of position inside the door
• Broken or worn regulator mechanism
• Power window operation that stops at the rear left door

Installation Notes and Tips

Confirm rear left fitment by year, make, and model before installation. Because this is a regulator-only part, reuse or replace related window components as needed based on the condition of the existing assembly. Verify smooth glass travel and proper alignment after installation.

Quality Assurance

WAI WPR0105LB is a replacement window regulator from WAI, a brand used in automotive electrical and drivetrain service parts. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.