Dorman 540-055 Suspension Ball Joint - Front Lower

Dorman 540-055 Front Lower Ball Joint

Dorman 540-055 is a threaded suspension ball joint built as a standard replacement for the original equipment part on specific vehicles. It is precision-engineered and tested for reliable service on the front lower suspension of the 1997-2004 Chevrolet Corvette.

Key Features

• Direct replacement suspension ball joint for front lower applications
• Fits 1997-2004 Chevrolet Corvette, front lower
• Threaded design with press-in mounting type
• Steel construction with grey finish
• Dust boot included with rubber boot material
• Greaseable design with grease fitting not included
• Castle nut included; cotter pin hole provided
• Standard replacement grade for OE-style service
• Part number 540-055 for catalog and cross-reference use

Detailed Description

This suspension ball joint is intended for the front lower position on the Chevrolet Corvette from 1997 through 2004. Dorman 540-055 uses a steel body, tapered stud type, and threaded construction to match the service requirements of the original suspension layout. The dust boot helps protect the joint area, while the greaseable design supports routine lubrication during maintenance. This part cross-references MOOG Chassis Products K6537 for the same application.

What It Helps Address

• Front suspension looseness or excess play
• Clunking or knocking from the lower control arm area
• Uneven tire wear related to worn ball joint movement
• Steering instability caused by worn front lower joint components
• Restoration of OE-style suspension geometry on a Corvette front lower setup

Installation Notes and Tips

Install Dorman 540-055 on the front lower suspension location only for the listed Chevrolet Corvette applications. Verify stud thread length, wrench size, and press-in mounting requirements before installation. Because this is a threaded, press-in style ball joint, proper suspension service tools are recommended for removal and installation. Confirm the castle nut and cotter pin hole alignment during final assembly.

Quality Assurance

Dorman states that this ball joint is precision-engineered and rigorously tested to provide a reliable OE replacement on the specified vehicles. Part number 540-055 is built to standard replacement specifications for consistent suspension service.