Dorman 526-256 Suspension Control Arm

Overview of Dorman Suspension Control Arm 526-256

The Dorman Suspension Control Arm 526-256 is engineered for reliable performance in various BMW models. Designed with durable steel construction and coated finish, this control arm ensures long-lasting suspension stability and precise handling.

• Constructed from high-strength steel with a coated finish for corrosion resistance
• Includes a black rubber and steel bushing for effective vibration dampening
• Casting and forged construction enhances durability and strength
• Ball joint mounting type is welded with a threaded stud (ball joint not included)
• Compatible with multiple BMW models including 3 Series, 4 Series, and M Series vehicles

Detailed Product Description

The Dorman 526-256 suspension control arm is designed to replace the original equipment part with a focus on durability and fitment accuracy. Measuring 495 mm in length, this control arm features a coated black finish to resist rust and wear. The bushing assembly includes a combination of rubber and steel materials, with a bushing inside diameter of 14.3 mm and an outside diameter of 39.6 mm, providing effective noise and vibration isolation. The control arm’s construction utilizes both casting and forging methods to ensure structural integrity under various driving conditions. The ball joint mounting is welded securely, with a threaded stud type for compatibility with factory ball joints (ball joint not included). This part is designed specifically for BMW models such as the 118i, 320i xDrive, 335i GT xDrive, 440i Gran Coupe, M135i, and others, ensuring precise fit and function.

Common Applications and Issues Addressed

• Restores proper suspension geometry and alignment
• Eliminates clunking or knocking noises from worn control arms
• Improves handling and steering response in BMW 3 Series and 4 Series vehicles
• Replaces damaged or corroded control arms to maintain vehicle safety
• Reduces uneven tire wear caused by faulty suspension components

Installation Notes and Tips

Installation of the Dorman 526-256 control arm requires removal of the old control arm and proper torqueing of mounting bolts to manufacturer specifications. Since the ball joint is not included, reuse the existing ball joint or purchase separately if needed. The control arm features a press-in end type and bushing linkage end, so care should be taken to avoid damaging bushings during installation. Professional alignment after installation is recommended to ensure optimal suspension performance and tire wear.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 526-256 control arm undergoes rigorous quality checks to ensure durability and reliability. While specific warranty details are not provided here, Dorman typically offers limited warranties on suspension parts to cover defects in materials and workmanship.