Dorman 540-123 Rear Upper Suspension Ball Joint for Select Jeep Models

The Dorman 540-123 is a direct replacement rear upper suspension ball joint engineered for select Jeep vehicles. This critical suspension component connects the upper control arm to the steering knuckle, allowing for proper wheel articulation and suspension movement while maintaining vehicle alignment and handling characteristics.

Key Features:

• Direct-fit replacement for worn or damaged factory ball joints
• Engineered to match OE form, fit, and function
• Constructed with durable materials for long-lasting performance
• Restores proper suspension geometry and steering response
• Rear upper position application for specific Jeep models

Worn ball joints can cause poor handling, uneven tire wear, and suspension noise. Replacing failed ball joints with quality Dorman components helps restore safe, predictable vehicle operation and extends the life of other suspension components.