Dorman 540-639 Suspension Stabilizer Bar Bushing Kit - Front To Frame

Dorman 540-639 Stabilizer Bar Bushings

Dorman 540-639 is a suspension stabilizer bar bushing kit made for specific Ford and Mercury applications. It is precision-engineered and tested as a standard replacement for the original equipment part, with rubber construction for front-to-frame sway bar mounting.

Key Features

• Direct replacement stabilizer bar bushings for select vehicles
• Rubber material for OE-style suspension service
• Inside diameter: 36 mm
• Outside diameter: 2.26 in.
• Assembled length: 1.78 in.
• Bracket not included
• Grease fitting not included
• Standard replacement grade

Detailed Description

This Dorman 540-639 suspension stabilizer bar bushing kit is built for front-to-frame applications on the 1995-1997 Ford Explorer and the 1997 Mercury Mountaineer with a 36 mm diameter bar. It is also a fitment-focused replacement for drivers searching for Ford Explorer sway bar bushings or Mercury Mountaineer stabilizer bar bushings by part number 540-639. The rubber bushing design helps restore proper stabilizer bar support at the frame mount, which is important for maintaining consistent suspension response.

This part cross-references Delphi TD4579W for the same application.

What It Helps Address

• Clunking or rattling from worn front stabilizer bar bushings
• Excess sway bar movement at the frame mount
• Loose-feeling front suspension response
• Noise caused by deteriorated rubber bushings
• Replacement needs on 1995-1997 Ford Explorer and 1997 Mercury Mountaineer front-to-frame setups

Installation Notes and Tips

Verify the stabilizer bar diameter before installation; this part is specified for a 36 mm bar. Confirm the vehicle position and mounting style match the listed front-to-frame application for Ford Explorer and Mercury Mountaineer. Inspect the sway bar and mounting surfaces for wear before installing the new bushings.

Quality Assurance

Dorman engineers and tests this stabilizer bar bushing kit as a standard replacement part for the listed OE-style application. Part number 540-639 is built to match the specified fitment for 1995-1997 Ford Explorer and 1997 Mercury Mountaineer front suspension service.