Dorman 752-878 front left window regulator for the 2015-2020 Ford F-150 and other vehicles lifts and lowers the door glass. This Dorman OE Solutions window regulator is for manual windows and is the regulator only, with no motor.
- Window regulator engineered in the USA
- Tested by cycling thousands of times in an actual vehicle door
- Steel frame with a plastic and metal housing
Quick facts
- Part: Dorman 752-878 window regulator
- Fits: 2015-2020 Ford F-150 and other vehicles
- Position: Front left
- Material: Steel frame, plastic and metal housing
- Condition: New
Glass that sags, a crank that spins without lifting it, or grinding inside the door can point to a worn regulator. A loose crank handle or glass that has slipped out of its channel can feel similar, so look those over first with the door open.
Fits
Vehicles it fits include the 2015-2020 Ford F-150, the 2017-2024 Ford F-350 Super Duty and the 2021-2022 Ford F-450 Super Duty. A front left door takes one regulator, and the front right is a separate part.
Specifications
Fit and size
- Position: Front left
- Quantity per vehicle: 1
- Window operation: Manual
- Maximum lift height: 18 in
- Maximum width: 26 in
- Attachment type: Bolt on
Build and materials
- Frame material: Steel
- Housing material: Plastic and metal
- Cable material: Plastic and metal
- Condition: New
- Country of origin: Taiwan
In the box
One manual window regulator. The motor, mounting hardware and installation instructions are not included, so plan on new fasteners because the old ones may not be reusable.
Installation notes
- Bolt-on attachment.
- Reverse-engineered to match the original equipment shape and dimensions for a direct fit.
Interchange: FL3Z1523201B · FL3Z1523201E
This part cross-references / interchanges with the following part numbers:
FL3Z1523201B, FL3Z1523201E
Frequently Asked Questions
Is this a window regulator for the 2015-2020 Ford F-150 front left door?
Yes. Dorman 752-878 is a front left manual window regulator for the 2015-2020 Ford F-150, one per door. For another model, look up your own year and model in the "Vehicles it fits" section.
Does the Dorman 752-878 window regulator come with a motor or bolts?
No. Dorman 752-878 is one manual window regulator only; the motor, mounting hardware and installation instructions are not included, so plan on new fasteners.
How much lift height and width does this Dorman window regulator have?
Maximum lift height is 18 in and maximum width is 26 in. The frame is steel and the regulator attaches with bolts.
What can a window that sags or a crank that spins without lifting the glass mean for this window regulator?
A worn regulator can be behind both signs. If it is the cause, Dorman 752-878 replaces it; grinding or a stiff crank are other signs.
Is FL3Z1523201B an interchange number for this window regulator?
Yes. FL3Z1523201B is one of the interchange numbers for the Dorman 752-878 window regulator, along with the second number on the Interchange line.
