ACI
Window Regulator

ACI 380040 Window Regulator - Front Left

Brand ACI 713-375E
Color Chrome
Color Red
Depth 25
End Type Acorn
Grade Type Regular
Hex Size 19 mm
Material Carbon Steel
Open End Design No
Overall Length 32.46
Package Contents 16 Wheel Nuts; 4 Wheel Nut Locks; 1 Wheel Lock Key
SAE or Metric Metric
Seat Style Conical Seat - 60 deg
Shank Included No
Thread Diameter 12
Thread Direction Clockwise
Thread Pitch 1.5
Thread Pitch 12
Thread Type Fine
Washers Included No
Wheel Lock Key Included Yes
Width 22
Product line Window Regulator
Fits 10 vehicles

OE direct replacement. Meets OEM standards for a straightforward replacement.

Power operation. Built for smooth electric window movement.

New regulator. Fresh component with no remanufactured parts.

Cross-references ACI 380040, WAI WPR5563L and 5713A125 for the same application. See all 6.

$80.81Free shipping
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Order total $80.81
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Free returns within 60 days if it doesn't fit when fitment is verified.

ACI 380040 Front Left Power Window Regulator

ACI 380040 is a new power window regulator for the front left door on select Mitsubishi Lancer models. It is built to meet or exceed OEM requirements for proper fit and function, making it a direct replacement for a worn or failed driver-side window regulator.

The ACI Window Regulator line focuses on OE-style replacement parts for body and door repair. This ACI 380040 window regulator is specified for power window operation and is supplied without the motor, so it is the correct choice when replacing the regulator assembly only.

Key Features

  • Front left window regulator for Mitsubishi Lancer applications
  • Power window operation type
  • New replacement part
  • Meets or exceeds OEM requirements
  • Motor not included
  • Mounting hardware not included
  • Cross-references WAI WPR5563L for the same application

Detailed Description

Use ACI 380040 when servicing the front left power window system on a 2008-2017 Mitsubishi Lancer. This regulator is engineered for proper window travel and fitment in the door assembly, helping restore normal glass movement when the original mechanism is damaged, binding, or no longer holding the window correctly. The part number 380040 is also referenced by 5713A125, 752780, 6657840, and D380040.

Compatible With 2008-2017 Mitsubishi Lancer, front left. If you are searching for a Mitsubishi Lancer front left power window regulator 380040, this OE-style replacement is built for the listed application and supports standard power window service on the driver-side door.

Common Repair Issues

  • Window glass will not raise or lower smoothly
  • Window drops into the door or sits unevenly
  • Grinding, slipping, or binding during power window operation
  • Failed regulator tracks, cables, or lift mechanism
  • Restoring function after a damaged original regulator

Installation Notes

Verify front left fitment before installation and confirm the vehicle uses a power window setup. Transfer or source any required mounting hardware separately, since hardware is not included. Inspect the window motor, guides, and glass channels during service to avoid repeat failure after the new regulator is installed.

Quality Assurance

This ACI window regulator is new and meets or exceeds OEM specifications for the listed Mitsubishi Lancer application. It is intended as a direct-fit replacement for proper door-window operation on the front left side.

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2017MitsubishiLancerFront LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2016MitsubishiLancerFront LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2015MitsubishiLancerFront LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2014MitsubishiLancerFront LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2013MitsubishiLancerFront LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2012MitsubishiLancerFront LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2011MitsubishiLancerFront LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2010MitsubishiLancerFront LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2009MitsubishiLancerFront LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2008MitsubishiLancerFront LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACI — 380040WAI — WPR5563L5713A1257527806657840D380040