Dorman 540-139 Suspension Knuckle Bushing - Rear Lower Rearward

Dorman 540-139 Suspension Knuckle Bushing

Dorman 540-139 is a suspension knuckle bushing for specific rear lower rearward applications on Ford, Mercury, and Volvo vehicles. Built with steel and rubber construction, it is engineered as a standard replacement for the original equipment bushing on the listed fitments.

Key Features

• Precision-engineered suspension knuckle bushing for OE-style replacement
• Steel and rubber construction for strength and vibration isolation
• Black and gray finish
• Standard replacement grade
• Direct fit for rear lower rearward suspension positions on select vehicles
• Part number 540-139 for easy identification

Detailed Description

This suspension knuckle bushing is built to replace the original bushing used in the rear lower rearward position on select Ford Taurus, Ford Taurus X, Mercury Sable, Ford Five Hundred, Ford Freestyle, Mercury Montego, and Volvo applications. The steel and rubber design supports the suspension joint while helping maintain proper alignment and control at the knuckle connection. Dorman 540-139 is intended for drivers and repair shops looking for a direct replacement part that matches the original application requirements.

This part cross-references MOOG Chassis Products K201353 for the same application.

What It Helps Fix

• Excessive play or looseness at the rear suspension knuckle
• Clunking or knocking noises from worn bushing material
• Uneven suspension movement caused by deteriorated rubber
• Loss of suspension stability at the rear lower rearward mount
• Fitment issues when replacing a worn OE knuckle bushing

Installation Notes and Tips

Verify the rear lower rearward position before installation and compare the original bushing dimensions to the new part. This bushing does not include mounting hardware. Proper suspension service tools and a press may be required depending on the vehicle and service procedure. Confirm vehicle-specific fitment for 2001-2009 Volvo S60, 2001-2007 Volvo V70, 2003-2007 Volvo XC70, 1999-2006 Volvo S80, 2005-2007 Ford Five Hundred, 2005-2007 Ford Freestyle, 2005-2007 Mercury Montego, 2008-2009 Ford Taurus, 2008-2009 Ford Taurus X, and 2008-2009 Mercury Sable.

Quality Assurance

Dorman manufactures this suspension knuckle bushing as a precision-engineered replacement and subjects it to testing for reliable OE-style service on the specified vehicles. Part number 540-139 is built to meet standard replacement expectations for the listed applications.