Dorman - HELP Windshield Wiper Arm P/N:42579
Hold the rear wiper blade against the glass through every sweep with the Dorman wiper arm, part number 42911. This Dorman - HELP rear wiper arm is a direct-fit replacement for the 2005-2010 Jeep Grand Cherokee. See the "Vehicles it fits" section for the complete application details.
The wiper arm presses the blade against the rear glass and carries it back and forth as the wiper motor turns the pivot. Spring wear, snow damage or metal fatigue can leave the original arm unable to do that job, and this arm is intended to replace it.
Interchange: 5139836AA · 5139836AB
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
Will this work as a rear wiper arm replacement on a 2008 Jeep Grand Cherokee?
Yes. The 2005-2010 Jeep Grand Cherokee, which includes the 2008 model year, is a listed application for Dorman 42911.
Is this the rear windshield wiper arm for a 2007 Jeep Grand Cherokee?
Yes. It is a rear wiper arm listed for the 2005-2010 Jeep Grand Cherokee, which includes the 2007 model year.
What does a rear wiper arm do?
It holds the wiper blade against the rear glass. It moves the blade back and forth as the wiper motor turns the pivot.
What are signs the wiper arm may need replacing?
Signs can include a blade that no longer presses firmly on the glass, streaking or skipping, or an arm that is bent or damaged by snow. The blade or motor can cause similar symptoms, so check them too.
What part numbers does Dorman 42911 replace?
It interchanges with part numbers 5139836AA and 5139836AB.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.