Suspensia X05CJ0978 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Suspensia Control Arm and Ball Joint Assembly Overview

The Suspensia X05CJ0978 suspension control arm and ball joint assembly is engineered for select BMW models, including the 323Ci, 323i, 325Ci, 325i, 328i, 330Ci, 330i, and Z4. Designed with corrosion-resistant aluminum and a composite bearing, this assembly offers reliable performance and durability for your vehicle's suspension system.

• Corrosion resistant aluminum control arm in grey finish
• Pre-greased ball joint with press-in mounting type
• Threaded ball joint stud for secure fitment
• Includes mounting hardware for straightforward installation
• Composite bearing type for enhanced wear resistance
• Compatible with BMW 3 Series and Z4 models

Detailed Product Description

The Suspensia X05CJ0978 control arm and ball joint assembly is constructed from lightweight aluminum, providing strength while reducing unsprung weight. Its corrosion-resistant finish helps protect against environmental damage, extending the lifespan of the component. The ball joint is pre-greased and features a press-in mounting type with a threaded stud, ensuring a secure and precise fit. Although the assembly does not include bushings or grease fittings, it comes with all necessary mounting hardware for a complete replacement. The composite bearing type enhances durability and reduces friction, contributing to smoother suspension movement. This part is specifically designed for BMW 323Ci, 323i, 325Ci, 325i, 328i, 330Ci, 330i, and Z4 models, making it a direct replacement for worn or damaged suspension components.

Common Applications and Issues Addressed

• Restores proper suspension geometry and alignment
• Eliminates clunking or knocking noises from worn ball joints
• Improves steering response and handling stability
• Replaces corroded or damaged control arms
• Addresses uneven tire wear caused by suspension play

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before installation
• Remove old control arm and ball joint assembly carefully to avoid damage to surrounding components
• Use included mounting hardware for proper torque specifications
• Verify ball joint stud is threaded correctly and securely fastened
• Alignment check is recommended after installation to maintain optimal handling

Quality Assurance and Warranty

Suspensia manufactures the X05CJ0978 control arm and ball joint assembly to meet or exceed OEM standards for fit, form, and function. The corrosion-resistant finish and composite bearing contribute to long-term reliability. This part includes a limited warranty covering defects in materials and workmanship under normal use. For specific warranty details, please refer to the manufacturer’s documentation.