Dorman 521-855 Suspension Control Arm - Rear Left Lower

Overview of Dorman Suspension Control Arm 521-855

The Dorman suspension control arm 521-855 is designed for reliable performance in Chevrolet Equinox, Pontiac Torrent, and Saturn Vue models. Constructed from durable steel with a coated black finish, this control arm offers a solid replacement option for your vehicle's suspension system.

• Made from stamped steel for strength and durability
• Includes rubber bushings with black color for noise and vibration reduction
• Overall length of 262.5 mm for precise fitment
• Welded ball joint mounting type with threaded ball joint stud (ball joint not included)
• Coated finish to resist corrosion and wear
• Compatible with Chevrolet Equinox, Pontiac Torrent, and Saturn Vue

Detailed Product Description

This suspension control arm by Dorman is engineered to meet the specifications of select GM crossover SUVs, including the Chevrolet Equinox, Pontiac Torrent, and Saturn Vue. The stamped steel construction provides a balance of strength and weight, while the black coated finish helps protect against rust and environmental damage. The control arm features a single rubber bushing with a 14.3 mm inside diameter and 39.6 mm outside diameter, designed to absorb road vibrations and improve ride quality. The welded ball joint mounting type with a threaded stud allows for secure attachment of the ball joint (sold separately). With an overall length of 262.5 mm, this control arm ensures proper suspension geometry and handling characteristics.

Common Applications and Issues Addressed

• Replacement for worn or damaged suspension control arms on Chevrolet Equinox, Pontiac Torrent, and Saturn Vue
• Eliminates clunking noises caused by deteriorated bushings
• Restores proper wheel alignment and handling stability
• Reduces vibration and harshness transmitted through the suspension
• Addresses suspension wear from road impacts and corrosion

Installation Notes and Tips

• Ball joint is not included and must be transferred from the original control arm or purchased separately
• Mounting hardware is not included; reuse existing hardware or acquire new bolts and nuts as needed
• Ensure proper torque specifications are followed during installation to maintain suspension integrity
• Inspect related suspension components for wear during replacement
• Professional installation is recommended for safety and alignment accuracy

Quality Assurance and Warranty

Dorman suspension control arm 521-855 is manufactured to meet OEM standards for fit, form, and function. The coated finish and quality materials contribute to long service life. While specific warranty details may vary, Dorman typically offers a limited warranty against defects in material and workmanship. Refer to Dorman’s official warranty policy for complete information.