Dorman 748-558 Power Window Motor and Regulator Assembly - Rear Left
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Dorman

Dorman 748-558 Power Window Motor and Regulator Assembly - Rear Left

Brand Dorman 748-558
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 Acura · 6 vehicles

Exact-fit replacement. Precision-engineered to match stock fit, function, and performance.

Bolt-on installation. Attaches with bolts for a straightforward replacement.

Regulator included. Complete motor and regulator assembly in one unit.

Cross-references ACI 88556, WAI WPR4912LMB and 72750S3VA03 for the same application. See all 5.

$126.90Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

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Step 2 — Quantity
Order total $126.90
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Power Window Motor and Regulator Assembly options

Dorman 748-558 Rear Left Window Motor Assembly

This Dorman power window motor and regulator assembly is built as a direct replacement for the rear left window on select Acura MDX models. It is precision-engineered and tested to match stock fit, function, and performance for the specified application.

  • Direct replacement window motor and regulator assembly
  • Fits 2001-2006 Acura MDX, rear left
  • Regulator included for a complete repair assembly
  • Plastic gear material
  • Bolt-on attachment type
  • Package contents: 1 regulator and motor assembly

Fitment and Application Details

Compatible with 2001-2006 Acura MDX rear left window service, this assembly is designed for the rear left door position and follows the original equipment layout for the vehicle. The Dorman 748-558 helps restore proper window movement when the factory regulator or motor has worn out, bound up, or stopped operating correctly. This part number, 748-558, is also referenced in replacement searches for Acura MDX rear left window regulator and motor repair.

This part cross-references ACI 88556 and WAI WPR4912LMB for the same application.

Common Problems This Part Can Address

  • Rear window will not move up or down
  • Slow or inconsistent window operation
  • Grinding or slipping from a worn regulator or gear set
  • Window stuck in the open or closed position
  • Failure of the original motor and regulator assembly

Installation Notes and Tips

Installation instructions are not included. Verify the rear left door application before ordering, and compare the original unit, connector style, and mounting points to the replacement assembly. Because mounting hardware is not included, reuse or source the required fasteners as needed during installation. Proper alignment of the glass and regulator tracks is important for smooth operation after replacement.

Quality Assurance

Dorman designs this replacement assembly to match the fit and function of the stock window regulator on the listed Acura MDX applications. The part is extensively tested during development to support consistent operation in the specified rear left position.

Related reading

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2006AcuraMDXRear Left—
2005AcuraMDXRear Left—
2004AcuraMDXRear Left—
2003AcuraMDXRear Left—
2002AcuraMDXRear Left—
2001AcuraMDXRear Left—
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACI — 88556WAI — WPR4912LMB72750S3VA03824309crWLA1123