TechPro MA1550128 Window Regulator - Rear Left

Rear Left Window Regulator for Mazda 3

Restore smooth rear window operation with this TechPro window regulator for the rear left position. Built for the 2014-2018 Mazda 3, part number MA1550128 is a regulator and motor assembly made to match factory-style fit and function.

Key Features

• Regulator and motor assembly for rear left window service
• Factory-style precision for proper alignment and operation
• High-quality materials for durability and consistent performance
• Helps restore the vehicle’s original appearance with a seamless fit
• Direct application for 2014-2018 Mazda 3 rear left installations

Detailed Description

TechPro MA1550128 is engineered for the rear left window opening on the 2014-2018 Mazda 3. It is designed as a regulator and motor assembly, giving you a direct replacement solution when the original window mechanism no longer moves the glass correctly or has worn components. The factory-style design supports accurate installation and dependable window travel, while the materials are selected for lasting service in daily use. This part cross-references Monroe Shocks & Struts (e.g., BHN973590A) for the same application.

Common Problems This Part Can Address

• Rear window that will not raise or lower properly
• Slow, uneven, or noisy window movement
• Window glass that slips, binds, or stops mid-travel
• Failure of the regulator or motor assembly
• Restoring the rear left window to proper operation on a Mazda 3

Installation Notes and Tips

Fits 2014-2018 Mazda 3, rear left. Confirm the vehicle’s trim and door configuration before installation, and compare the original part to MA1550128 to verify connector and mounting match. Inspect the window glass channels and related door components during replacement so the new regulator and motor assembly can operate smoothly.

Quality Assurance

TechPro builds this window regulator with high-quality materials and factory-style precision to support reliable fit and lasting performance.