Keep the front left door glass moving up and down under power with the Dorman window motor, part number 742-439, built to match the performance of the original equipment motor. It fits many vehicles, among them the 2011-2018 Ram 1500, the 2009-2010 Dodge Ram 1500 and the 2011-2020 Ram 2500. See the "Vehicles it fits" section for the full list.
A factory motor can fail from damage, fatigue or collision impact. When that happens, this Dorman window lift motor is engineered to help bring the window back to original equipment operation.
- Direct replacement: designed to match the performance of the original motor on the listed applications.
- Front left position: cataloged for the front left door.
- Engineered and tested: intended to help return the window to its factory function after the original motor fails.
- Durable construction: designed and built to strict specifications with dependable operation in mind.
- Trustworthy quality: supported by Dorman's product experts in the United States and more than a century of automotive experience.
A window that moves slowly, stops partway or doesn't respond to the switch may point to a failed motor. A faulty switch, fuse or wiring can cause the same signs, so diagnose the cause before replacing the motor. If the motor is the problem, this unit replaces it.
Interchange: 86898 · 424006 · 68044805AA · WLM2065 · WMO1349L
This part cross-references / interchanges with the following part numbers:
86898, 424006, 68044805AA, WLM2065, WMO1349L
Frequently Asked Questions
What does this Dorman power window motor do?
It drives the window mechanism that raises and lowers the front left door glass. Dorman designed it to match the performance of the original equipment motor.
Is this the right 2011-2018 Ram 1500 window motor?
It's listed for the front left door of the 2011-2018 Ram 1500 and the 2009-2010 Dodge Ram 1500. Check the "Vehicles it fits" section to confirm your exact truck.
Which door does this window motor go in?
This motor is cataloged for the front left position.
What are signs a window motor may need replacing?
Common signs are a window that moves slowly, stops partway or doesn't respond to the switch. A bad switch, fuse or wiring can cause the same symptoms, so diagnose the cause first.
Is it a direct replacement for the original motor?
Yes. Dorman designed it as a direct replacement, built to match the original motor's performance on the listed applications. Follow your vehicle's service information for door panel removal and installation.
