Dorman 527-063 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 527-063 suspension control arm and ball joint assembly is engineered for reliable performance in light suspension applications. Designed specifically for select Cadillac, Chevrolet, and GMC models, this assembly ensures proper suspension function and vehicle stability.

• Pre-greased for immediate use without additional lubrication
• Includes rubber and steel bushings for enhanced durability
• Machined ball joint mounting with threaded stud for secure fitment
• Constructed from forged and cast steel for strength and longevity
• Compatible with Cadillac Escalade, Chevrolet Silverado 1500, GMC Sierra, and more

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 527-063) features a black powder-coated steel control arm with a maximum length of 237 mm and width of 288.5 mm. The assembly includes a pre-installed ball joint with a 14 mm thread diameter and 42 mm stud length, designed for a machined mounting type. Rubber and steel bushings are integrated to reduce vibration and provide a secure connection. The assembly is non-adjustable and does not include grease fittings, but comes pre-greased for convenience.

Compatible Vehicles and Applications

This Dorman control arm and ball joint assembly is compatible with a range of light suspension vehicles, including:

• Cadillac Escalade and Escalade ESV
• Chevrolet Silverado 1500, Silverado 1500 LD, Tahoe
• GMC Sierra, Sierra 1500, Sierra 1500 Limited, Yukon, Yukon XL
• Chevrolet and GMC Cheyenne models

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing poor handling
• Ball joint wear leading to steering play or uneven tire wear
• Corroded or weakened control arm compromising suspension integrity
• Vibration or noise from faulty suspension components
• Alignment problems due to suspension component failure

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Remove the old control arm and ball joint assembly carefully, noting the mounting hole alignment. Since this assembly is pre-greased and non-greaseable, no additional lubrication is required during installation. Verify torque specifications for the 12.3 mm mounting hole and threaded ball joint stud to ensure proper fitment and safety.

Quality Assurance and Warranty

Dorman manufactures this suspension control arm and ball joint assembly to meet or exceed OEM standards for fit, form, and function. The part is constructed from durable steel materials with integrated bushings and a machined ball joint for consistent performance. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in materials and workmanship.