Dorman 521-630 Suspension Control Arm - Front Left Upper, Front Right Upper or Front Upper

Overview of Dorman Suspension Control Arm 521-630

The Dorman 521-630 suspension control arm is engineered for reliable performance in Dodge and Ram trucks. Designed with durable steel construction and a coated black finish, this control arm offers a solid replacement option for maintaining suspension integrity on Ram 1500, 2500, 3500, and 4000 models.

• Constructed from high-strength steel with casting and forging processes
• Includes a rubber bushing with black color and precise dimensions for fitment
• Coated finish for corrosion resistance and extended service life
• Welded ball joint mounting type with threaded stud (ball joint not included)
• Compatible with Dodge Ram 1500, 2500, 3500, and 4000 series trucks
• Overall length of 262.5 mm for exact fitment

Detailed Product Features and Specifications

This suspension control arm from Dorman is designed to meet the specifications required for Dodge and Ram trucks, including the Ram 1500, 2500, 3500, and 4000 models. The steel material is both cast and forged to provide strength and durability under demanding driving conditions. The black coated finish helps protect against rust and corrosion, ensuring longevity. The control arm includes a single rubber bushing with an inside diameter of 14.3 mm, an outside diameter of 39.6 mm, and a length of 92 mm, which helps absorb vibrations and maintain smooth suspension movement. The ball joint mounting is welded with a threaded stud type, though the ball joint itself is not included. This part does not come with mounting hardware or grease fittings, so those components must be sourced separately if needed.

Compatible Vehicles and Common Applications

• Replacement control arm for Dodge Ram 1500 suspension systems
• Suitable for Ram 2500 and 3500 heavy-duty truck models
• Fits Ram 4000 series trucks requiring suspension control arm replacement
• Addresses issues such as worn bushings, suspension noise, and poor handling
• Used to restore proper wheel alignment and suspension geometry

Installation Notes and Tips

Installation of the Dorman 521-630 control arm requires basic suspension knowledge and tools. Since the ball joint is not included, ensure compatibility with your existing ball joint or purchase separately. The control arm uses press-in type linkage ends and includes one rubber bushing pre-installed. Mounting hardware is not included, so retain original bolts or acquire new hardware as needed. Proper torque specifications should be followed during installation to maintain safety and performance. It is recommended to have a professional alignment performed after installation to ensure optimal handling.

Quality Assurance and Warranty Information

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-630 control arm undergoes rigorous quality checks to ensure durability and reliability. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to Dorman’s official warranty policy for complete terms and conditions.