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Dorman 748-001 Power Window Motor and Regulator Assembly - Rear Left
| Brand | Dorman 748-001 |
|---|---|
| Position | Rear Left |
| Attachment Type | Bolt |
| Installation Instructions Included | No |
| Micro-controlled (Embedded Logic) | No |
| Mounting Hardware Included | No |
| Package Contents | 1 Regulator and Motor Assembly |
| Regulator Included | Yes |
| Thread Direction | Plastic |
| Fits | BMW · 17 vehicles |
OE-style replacement. Precision-engineered to match stock fit, function, and performance.
Bolt attachment. Simplifies installation with a secure, straightforward connection.
Regulator included. Complete window motor and regulator assembly in one unit.
Cross-references Cardone New 82-2135CR, Continental WL44235 and WAI 88027 for the same application. See all 7.
Rear Left Window Motor and Regulator
Dorman 748-001 is a replacement power window motor and regulator assembly for the rear left door on select BMW models. It is precision-engineered and extensively tested to match the stock regulator’s fit, function, and performance on the listed applications.
Built with a plastic gear and bolt-on attachment design, this assembly is made for direct replacement on the rear left window system. It includes the regulator and motor assembly, with the regulator included, for BMW 525i, 530i, 540i, M5, and 528i applications in the years shown below.
- Direct replacement window motor and regulator assembly
- Fits rear left position on select BMW 5 Series and M5 models
- Plastic gear material for OE-style operation
- Bolt attachment type for installation on the specified vehicle applications
- Regulator included; mounting hardware not included
Fitment Details
- Fits 2001-2003 BMW 525i, rear left.
- Fits 2001-2003 BMW 530i, rear left.
- Fits 2000-2003 BMW 540i, rear left.
- Fits 2000-2003 BMW M5, rear left.
- Fits 2000 BMW 528i, rear left.
- Fits 1999 BMW 528i, rear left, from 3/99.
- Fits 1999 BMW 540i, rear left, from 3/99.
What This Part Helps Fix
- Window that will not move up or down
- Slow or inconsistent rear window operation
- Grinding or slipping from a worn regulator gear
- Motor failure in the rear left window assembly
- Binding or uneven window travel
Installation Notes
Use the existing vehicle-specific mounting points and bolt attachment style for installation. Mounting hardware and installation instructions are not included, so verify the original fasteners and follow the service procedure for the exact BMW application before replacement.
Quality Assurance
Dorman designs this replacement assembly to match the original window regulator’s fit, function, and performance on the listed BMW applications. This part cross-references Cardone New 82-2135CR and Continental WL44235 for the same application.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2003 | BMW | 525i | Rear Left | — |
| 2003 | BMW | 530i | Rear Left | — |
| 2003 | BMW | 540i | Rear Left | — |
| 2003 | BMW | M5 | Rear Left | — |
| 2002 | BMW | 525i | Rear Left | — |
| 2002 | BMW | 530i | Rear Left | — |
| 2002 | BMW | 540i | Rear Left | — |
| 2002 | BMW | M5 | Rear Left | — |
| 2001 | BMW | 525i | Rear Left | — |
| 2001 | BMW | 530i | Rear Left | — |
| 2001 | BMW | 540i | Rear Left | — |
| 2001 | BMW | M5 | Rear Left | — |
| 2000 | BMW | 528i | Rear Left | — |
| 2000 | BMW | 540i | Rear Left | — |
| 2000 | BMW | M5 | Rear Left | — |
| 1999 | BMW | 528i | Rear Left | From 3/99 |
| 1999 | BMW | 540i | Rear Left | From 3/99 |
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