Dorman - OE Solutions Window Motor and Regulator Assembly P/N:751-127

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$126.99
MPN: 751-127
Item Package Quantity: 1
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Dorman - OE Solutions Window Motor and Regulator Assembly P/N:751-127
Dorman - OE Solutions Window Motor and Regulator Assembly P/N:751-127
$126.99

Get the driver's front window rolling smoothly again with the DORMAN window regulator and motor — assembly P/N 751-127. This front-left window regulator and motor assembly bundles the 12-volt lift motor and cable-driven regulator into one bolt-on unit, and it drops in as a direct-fit replacement for the 2014-2018 Mazda 3 and 2014-2018 Mazda 3 Sport [All engines]. When the original binds, stalls, or drops the glass, it helps restore powered up-and-down operation on the front-left door.

  • Complete assembly: includes the window lift motor and the electric window regulator together, engineered to match the performance of the factory unit on the listed applications.
  • Durable build: plastic and metal housing on a steel frame, designed and manufactured to strict specifications for reliable operation.
  • Cable-style regulator: 12V motor with automatic (down) express-down operation; designed for safety glass and FMVSS-compliant.
  • Bolt-on install: eight mounting holes for a straightforward swap. Mounting hardware, wiring harness, and instructions are not included.

A worn regulator or motor often shows up as slow, jerky, or one-way window travel, grinding noises, or glass that won't stay up — signs this assembly may need replacing. Backed by a team of product experts in the United States. Country of origin: Taiwan.

Frequently Asked Questions

Which vehicles does DORMAN 751-127 fit?

It's a direct-fit replacement for the 2014-2018 Mazda 3 and 2014-2018 Mazda 3 Sport (all engines). See the Buyer's Guide tab to confirm your exact vehicle.

What position is this Mazda 3 window motor for?

This assembly is cataloged for the front-left door window. It combines the lift motor and cable-driven regulator into one bolt-on unit.

Does this window motor and regulator assembly include the motor?

Yes. It ships as a complete window regulator and motor assembly with both the window lift motor and the electric power window regulator.

Is mounting hardware or a wiring harness included?

No. Mounting hardware, the wiring harness, and installation instructions are not included. Consult the vehicle service information for the correct fasteners.

What are signs my Mazda 3 window regulator may be failing?

Slow, jerky, or one-directional window travel, grinding or clicking noises, or glass that slips down can indicate a worn regulator or motor. Diagnose the cause before replacing.