Dorman 540-640 Suspension Stabilizer Bar Bushing Kit - Front To Frame

Dorman 540-640 Stabilizer Bar Bushing Kit

Dorman 540-640 is a standard replacement suspension stabilizer bar bushing kit built for specific Ford Aerostar applications. It is precision-engineered and tested to replace the original equipment bushing on the front-to-frame stabilizer bar mount.

For 1986-1997 Ford Aerostar front-to-frame service, this stabilizer bar bushing kit helps restore proper bar support and consistent suspension feel. It is a direct-fit replacement for vehicles with a 36 mm diameter bar.

Key Features

• Standard replacement stabilizer bar bushing kit for suspension service
• Rubber/elastomer construction for OE-style fit and function
• Inside diameter: 34.2 mm
• Outside diameter: 57.6 mm
• Assembled length: 1.77 in.
• Bracket included: No
• Grease fitting included: No
• Fits front-to-frame mounting location

Detailed Description

Dorman 540-640 is made for the front stabilizer bar connection on the Ford Aerostar and is sized for a 36 mm diameter bar. The rubber bushing material is selected for standard replacement service, helping maintain the stabilizer bar’s location at the frame and supporting predictable suspension response. This part cross-references MOOG Chassis Products K80057 for the same application.

Use Dorman 540-640 when servicing a worn stabilizer bar bushing on 1986-1997 Ford Aerostar models. The part number 540-640 is also referenced in OE-style replacement catalogs for this application, making it a practical match for front-to-frame suspension repair on Ford Aerostar vehicles.

What It Helps Fix

• Clunking or rattling from the front suspension
• Excessive stabilizer bar movement at the frame mount
• Worn, cracked, or compressed sway bar bushings
• Loose-feeling front suspension response
• Noise caused by deteriorated rubber bushing material

Installation Notes

Fits 1986-1997 Ford Aerostar, front to frame. Confirm the stabilizer bar diameter is 36 mm before installation. Inspect the mounting surface and surrounding suspension components for wear, and replace any damaged parts as needed during service. The kit does not include a bracket or grease fitting.

Quality Assurance

Dorman states this stabilizer bar bushing kit is precision-engineered and rigorously tested for reliable replacement of the original equipment on specific vehicles. Part number 540-640 is built as a standard replacement suspension component for Ford Aerostar front stabilizer bar service.