A-Premium Power Window Regulator Without Motor for BMW E90/E91 Rear Left Driver Side – OE Replacement

Overview

Upgrade your BMW with an OE-like regulator from A-Premium. This power window regulator is a targeted replacement for the E90 and E91 family, designed for sedans and wagons from 2007 onward. It installs on the rear left, driver side, and is ready to pair with your existing motor or a separate unit you already plan to reuse. The goal is to restore smooth window operation and reliable movement without altering the car’s electrical system.

Compatibility and fit

The regulator supports a wide range of BMW models within the E90 and E91 line, including 323i, 325i, 325xi, 328i, 328i xDrive, 330i, 330xi, 335i, 335xi, and the M3 variant. It is intended as a straightforward OE style replacement that mirrors original mounting and connection points for a clean, garage-friendly install.

• OE replacement window regulator, easy fit
• Compatible with BMW E90 E91 323i 325i 325xi 328i 328i xDrive 330i 330xi 335i 335xi M3 2007 on
• Body Style: Sedan or Station Wagon
• Location: Rear Left, Driver Side
• Reference Numbers: 51357140589, BM1550111, 749-468, WR49468

Design, performance and use cases

Crafted as a durable, precise replacement, this regulator emphasizes factory-like alignment with existing components. When installed, it aims to deliver steadier window raise and lower motions and reduce common symptoms such as slow movement or sticking tracks. The build prioritizes compatibility with your current door hardware, so you can expect a familiar fit and predictable operation during daily commutes or weekend drives.

• Durable construction designed to resist wear in door channels
• Easy installation to minimize downtime in a busy schedule

Real life scenarios include refreshing a window that won’t stay up, rattles during motion, or moves sluggishly. This regulator is designed to work with your existing motor, avoiding unnecessary wiring changes and helping you restore normal window behavior without major modifications.

What you receive and important notes

This listing provides a regulator only, without a motor. If your car’s motor is still functional, you can reuse it. If needed, you can pair this regulator with a compatible motor unit to complete the window system restoration. Always verify fit against your vehicle’s model year and trim before installation.