Power Window Regulator Rear Left for BMW E90 E91 328i 335i 330i 335d M3 323i

Product Overview

The Power Window Regulator Rear Left restores smooth and reliable operation of the left rear window on BMW E90/E91 vehicles. Designed as a direct replacement for the factory unit, this power window regulator assembly includes the motor and mechanism for a drop-in installation. It suits 3 Series owners who need to resolve window binding, grinding, or failure without dealership costs.

Key Features & Performance

• Complete assembly with pre-installed motor for quick, bolt-in replacement.
• Engineered to meet or exceed OEM torque and speed specifications for quiet operation.
• Corrosion-resistant metal and durable plastic components for long service life.
• Precise gear and cable design ensures smooth travel without binding.
• Direct plug-and-play electrical connector—no splicing required.
• Tested for fit and function before shipping.

Fitment & Compatibility

• BMW E90 Sedan (2005–2011) – 323i, 328i, 330i, 335i, 335d, M3
• BMW E91 Wagon / Touring (2005–2012) – 323i, 328i, 330i, 335i, 335d, M3
• Rear left door only; not for E92 coupe or E93 convertible.

Common Uses

• Replacing a broken or grinding factory window regulator in the left rear door.
• Restoring power window functionality after motor or cable failure.
• Fixing a window that drops into the door or won't stay in the closed position.
• DIY repair job for BMW 3 Series owners performing routine maintenance.

Technical Specifications

• Position: Rear Left
• Compatible Chassis: BMW E90, E91
• Compatible Engines: 323i, 328i, 330i, 335i, 335d, M3
• Motor Included: Yes (integrated electric motor)
• Installation Side: Driver or passenger side depending on LHD/RHD

Frequently Asked Questions

Q: Does this window regulator include the motor? A: Yes, the regulator is a complete assembly with the motor pre-installed for straightforward replacement.

Q: Will this fit my M3 coupe? A: This rear left regulator is designed only for the E90 sedan and E91 wagon; it does not fit the E92 coupe or E93 convertible M3. Verify your chassis code before ordering.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.