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WAI 81571 Window Regulator - Rear Right
| Brand | WAI 81571 |
|---|---|
| Position | Rear Right |
| Gear Material | Hardened steel gear |
| Attachment Type | Screws |
| Mounting Hardware Included | No |
| Window Operation Type | Electric |
| Motor Included | No |
| Installation Instructions Included | Yes |
| Description | Power window regulator |
| MEETS OR EXCEEDS OEM SPECS | Yes |
| NEW OR REMANUFACTURED | New |
| PLASTIC ROLLER | No |
| Fits | BMW · 4 vehicles |
OE-level fit. Built to meet or exceed OEM manufacturing and performance specifications.
Hardened steel gear. Adds strength for consistent electric window movement.
Limited lifetime warranty. Backed by WAI for added purchase confidence.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Direct-Fit Power Window Regulator
WAI part number 81571 is a new electric window regulator built for direct-fit replacement and OE-level performance. It is engineered for the rear right door and uses a hardened steel gear for dependable window movement.
Key Features
- New power window regulator for electric window operation
- Hardened steel gear for strength and consistent engagement
- Direct-fit design for straightforward installation
- Meets or exceeds OEM specifications
- Uses screw attachment points
- Installation instructions included
Detailed Description
This WAI window regulator is a precision-engineered replacement for BMW 528i and BMW 540i applications listed for the rear right position. As part number 81571, it is manufactured new rather than remanufactured and is built to match OE manufacturing and performance requirements. The design uses high-grade materials and a hardened steel gear to support smooth electric window operation and long service life.
WAI 81571 is a practical choice when the original regulator no longer moves the glass correctly, binds during travel, or has worn internal components. It is a direct-fit power window regulator for BMW 528i and BMW 540i models in the fitment range shown, making it a focused replacement for the rear right door.
What It Is Used For
- Restoring a window that will not raise or lower properly
- Replacing a regulator with worn or stripped gear components
- Correcting slow, uneven, or noisy electric window movement
- Addressing binding or intermittent window travel
Installation Notes and Tips
Confirm rear right fitment before ordering and compare the original regulator layout, attachment style, and electrical window operation. This part uses screws for attachment and does not include a motor. Installation instructions are included, but the door panel, glass alignment, and regulator tracks should be inspected during replacement to ensure smooth operation after installation.
Quality Assurance
WAI states that this regulator meets or exceeds OE manufacturing and performance specifications. Part number 81571 is backed by a limited lifetime warranty.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1998 | BMW | 528i | Rear Right | Power Window Regulator |
| 1998 | BMW | 540i | Rear Right | Power Window Regulator |
| 1997 | BMW | 528i | Rear Right | Power Window Regulator |
| 1997 | BMW | 540i | Rear Right | Power Window Regulator |
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