Dorman 522-158 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Durable Suspension Control Arm for Mitsubishi Montero

The Dorman 522-158 suspension control arm and ball joint assembly is engineered to restore precise steering and suspension performance for your Mitsubishi Montero. Designed with quality steel construction and pre-greased components, this control arm assembly offers reliable durability and fitment for light suspension grade applications.

• Pre-greased for immediate use without additional lubrication
• Includes rubber bushings and mounting hardware for complete installation
• Machined ball joint with pinch stud type for secure fitment
• Boxed steel control arm construction in black finish for strength and corrosion resistance
• Compatible with Mitsubishi Montero models requiring a light suspension grade control arm

Product Features and Specifications

The Dorman 522-158 control arm assembly features a boxed steel arm measuring up to 288.5 mm in width and 237 mm in length, providing a robust framework for suspension stability. The assembly includes a machined ball joint with a 14 mm thread diameter and a pinch stud mounting type, ensuring precise alignment and secure attachment. Rubber bushings are pre-installed to absorb vibrations and reduce noise, while the included mounting hardware simplifies the replacement process. This control arm is designed for a single mounting hole with a diameter of 12.3 mm and is not adjustable, maintaining factory suspension geometry.

Compatible Applications for Mitsubishi Montero

This suspension control arm and ball joint assembly is specifically compatible with Mitsubishi Montero vehicles requiring a light suspension grade replacement part. It addresses common suspension issues such as worn bushings, ball joint play, and control arm fatigue, helping to restore proper handling and ride quality.

• Eliminates excessive suspension noise caused by worn bushings
• Corrects steering wander due to ball joint wear
• Resolves uneven tire wear from misaligned control arms
• Improves vehicle stability and handling response
• Replaces fatigued or damaged control arm components

Installation Notes and Tips

Installation of the Dorman 522-158 control arm assembly requires basic suspension tools and mechanical knowledge. Since the ball joint is pre-installed and pre-greased, no additional lubrication is necessary during assembly. Ensure the mounting hole aligns correctly with the vehicle frame and torque all hardware to manufacturer specifications. It is recommended to perform a wheel alignment after installation to maintain proper suspension geometry and tire wear.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 522-158 control arm assembly undergoes rigorous quality checks to ensure durability and performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to the product documentation for exact warranty terms.