Continental WR40410 Window Regulator - Front Left

Front Left Window Regulator for BMW Power Windows

Restore smooth window movement with this Continental front left window regulator, part number WR40410. It is a specific-fit, electric regulator for BMW models with power windows, built to match original equipment fit, form, and function for a direct repair.

Key Features

• Front left window regulator for electric window systems
• Specific fit for select BMW applications
• Metal construction for dependable operation
• Motor not included
• OE-style replacement for cable or gear-style regulator applications
• Part number WR40410 for easy identification

Detailed Description

Continental WR40410 is a front left window regulator engineered for select BMW passenger cars with power windows, including the BMW 525i, 530i, 540i, 525iT, 535i, and M5. This regulator is built to match the original part’s fit and function, helping restore proper glass travel and window control in vehicles where the original regulator has worn out from repeated use or harsh weather. Continental manufactures these regulators in ISO TS certified facilities and offers broad coverage across domestic, Asian, and European vehicles. The WR40410 is a practical OE-style replacement for BMW 525i and related models when the driver-side front window no longer operates correctly.

What It Helps Fix

• Window glass that will not raise or lower properly
• Slow, uneven, or jerky window movement
• Broken or worn regulator cables or gears
• Window that slips, binds, or drops inside the door
• Loss of power window function on the front left door

Installation Notes and Tips

Verify the vehicle uses power windows and confirm front left placement before installation. This regulator is a specific-fit unit and does not include a motor, so reuse or replace the motor as needed based on the vehicle’s condition. For best results, inspect the window tracks, guides, and switches during service to ensure the repair addresses the full cause of the failure. This part cross-references Dorman OE Solutions 740-410 for the same application.

Quality Assurance

Continental window regulators are produced in ISO TS certified facilities and are built to provide fit, form, and function aligned with the original equipment design. WR40410 is intended to deliver reliable operation and restore window performance on the listed BMW applications.

Compatible Vehicles

• Fits 1989-1995 BMW 525i, front left, for vehicles with power windows.
• Fits 1994-1995 BMW 530i, front left, for vehicles with power windows.
• Fits 1994-1995 BMW 540i, front left, for vehicles with power windows.
• Fits 1993 BMW 525iT, front left, for vehicles with power windows.
• Fits 1985-1993 BMW 535i, front left, for vehicles with power windows.
• Fits 1991-1993 BMW M5, front left, for vehicles with power windows.