Dorman 520-136 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-136 suspension control arm and ball joint assembly is engineered for reliable performance in Chevrolet, GMC, and Isuzu trucks and SUVs. Designed to meet regular suspension grade requirements, this assembly ensures proper steering and suspension function for models like the Chevrolet S10 Blazer and GMC Sonoma.

• Pre-greased for immediate installation and smooth operation
• Includes rubber bushings and mounting hardware for a complete replacement
• Steel control arm with casting/forged construction for strength and durability
• Press-in ball joint with threaded stud, installed and ready to use
• Compatible with Chevrolet Blazer, GMC Jimmy, Isuzu Hombre, and related models

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 520-136) features a black steel control arm measuring up to 288.5 mm in width and 237 mm in length. The assembly includes a single mounting hole with a diameter of 12.3 mm, and the ball joint stud has a 14 mm thread diameter. Rubber bushings are included to reduce vibration and provide a secure fit. The ball joint is press-in mounted and pre-installed, eliminating the need for additional assembly. Mounting hardware is also provided to facilitate installation.

Compatible Vehicles and Applications

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

• Chevrolet Blazer and S10 Blazer
• GMC Jimmy and Sonoma
• Isuzu Hombre and S15 Jimmy

It is designed for light suspension grade use, suitable for regular driving conditions and maintaining factory suspension geometry.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Loose or failing ball joints leading to uneven tire wear
• Excessive suspension noise or vibration
• Misalignment due to bent or weakened control arms
• Difficulty maintaining proper suspension geometry

Installation Notes and Tips

The Dorman 520-136 assembly comes pre-greased and includes all necessary mounting hardware, simplifying installation. Since the ball joint is press-in mounted and pre-installed, no additional ball joint assembly is required. Ensure the mounting hole aligns correctly with the vehicle’s frame and torque all fasteners to manufacturer specifications. This part is not adjustable, so proper fitment is essential for optimal suspension performance.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards, providing dependable performance and durability. This control arm and ball joint assembly undergoes rigorous quality checks to ensure fit and function. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship.