Rear Left Window Regulator with Motor for 2007-2015 Mazda CX-9 - Dorman 751-857

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$106.99
MPN: 751-857
Item Package Quantity: 1
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Dorman - OE Solutions Window Motor and Regulator Assembly P/N:751-857
Dorman - OE Solutions Window Motor and Regulator Assembly P/N:751-857
$106.99

Help get a balky rear door glass moving again with the Dorman - OE Solutions Window Regulator with Motor (MPN 751-857), a direct-fit replacement for the 2007-2015 Mazda CX-9. This Dorman window regulator combines the lift mechanism and its electric motor into one rear-left unit that raises and lowers the door glass on command.

  • Direct replacement: designed to reproduce the performance of the original rear-left assembly on the listed 2007-2015 Mazda CX-9 applications.
  • Ideal solution: when a factory assembly fails from damage, fatigue or collision impact, this unit is engineered to help bring window operation back to original-equipment behavior.
  • Durable construction: designed and manufactured to strict specifications for reliable performance.
  • Trustworthy quality: backed by a team of product experts in the United States and more than a century of automotive experience.

If a worn Dorman window motor or a broken regulator is why your glass sticks, sags, or won't move, this combined window regulator and motor assembly replaces both parts together. It installs as a rear-left 2007-2015 Mazda CX-9 window motor and regulator, so you service the complete mechanism at once. Choose the Dorman OE Solutions window regulator to replace a failed rear-left regulator and motor.

Interchange: 82-1769BR
821769BR · G22C5958XA · G22C5958XB · G22C5958XC · TD1173590 · TD1173590A · WPR6114LMB

This part cross-references / interchanges with the following part numbers:

82-1769BR, 821769BR, G22C5958XA, G22C5958XB, G22C5958XC, TD1173590, TD1173590A, WPR6114LMB

Frequently Asked Questions

What vehicles does the Dorman 751-857 fit?

It's a direct-fit replacement for the 2007-2015 Mazda CX-9. Check the Buyer's Guide tab to confirm it matches your vehicle.

Is this both the window motor and the regulator in one unit?

Yes. This window regulator and motor assembly combines the lift mechanism and its electric motor in a single unit, so you replace both parts together.

Which window position does this Dorman assembly fit?

It is cataloged for the rear left door position on the listed 2007-2015 Mazda CX-9 applications.

What are signs this part may need replacing?

Signs include a window that won't move, moves slowly or unevenly, sags, or makes grinding noises. Diagnose the cause first, since a switch or wiring can cause similar symptoms.

What numbers does this Dorman window motor replace?

Interchanges include 82-1769BR, G22C5958XA, G22C5958XB, G22C5958XC, TD1173590, TD1173590A and WPR6114LMB.