Moog K6539 Suspension Ball Joint - Front Lower

Front Lower Ball Joint for Silverado and Sierra

MOOG K6539 is a greaseable front lower suspension ball joint built for select Chevrolet Silverado 1500 and GMC Sierra 1500 applications. It uses a bolt-on mounting design with a neoprene boot, castle nut, and cotter pin hole for a service-friendly replacement on the front suspension.

Backed by MOOG’s material selection and testing process, this ball joint is made for dependable steering and suspension service on 1999-2006 Chevrolet Silverado 1500, 1999-2006 GMC Sierra 1500, and 2007 Silverado 1500 Classic and Sierra 1500 Classic front lower positions.

Key Features

• Greaseable design for routine service access
• Neoprene boot helps protect the joint from road contamination
• Bolt-on mounting type with 4 mounting holes
• Castle nut included with cotter pin hole
• Standard suspension grade type
• Non-adjustable construction

Detailed Description

MOOG K6539 is a front lower suspension ball joint engineered for direct replacement in select Chevrolet Silverado 1500 and GMC Sierra 1500 trucks, including 2007 Silverado 1500 Classic and Sierra 1500 Classic models. The greaseable service design supports maintenance, while the neoprene boot helps seal the joint during everyday driving. This part cross-references Dorman - OE Solutions 535-800 for the same application.

For buyers searching for a front lower ball joint for 1999-2006 Chevrolet Silverado 1500 or 1999-2006 GMC Sierra 1500, K6539 provides a bolt-on fitment format that aligns with common OE-style suspension service needs. The included castle nut and cotter pin hole support secure installation at the steering knuckle connection.

Common Problems This Part Can Address

• Front-end looseness or play at the lower ball joint
• Clunking or popping noises from the front suspension
• Uneven tire wear related to worn suspension joints
• Steering wander caused by excess joint movement
• Service replacement for a worn front lower ball joint on Silverado and Sierra trucks

Installation Notes and Quality

Compatible With 1999-2006 Chevrolet Silverado 1500, front lower; 1999-2006 GMC Sierra 1500, front lower; 2007 Chevrolet Silverado 1500 Classic, front lower; and 2007 GMC Sierra 1500 Classic, front lower. Verify suspension configuration before installation and follow factory service procedures for torque and alignment checks after replacement.

MOOG ball joints are built with tested materials and problem-solving design details to support straightforward installation and consistent service performance. K6539 is a greaseable, bolt-on suspension ball joint intended for professional-grade repair work on the front lower suspension.