URO JLM21380 Suspension Ball Joint - Front Upper

Overview of URO Suspension Ball Joint JLM21380

The URO Suspension Ball Joint JLM21380 is designed for reliable suspension performance in Jaguar vehicles including the Vanden Plas, XJ8, XJR, XK8, and XKR models. This metal ball joint assembly offers a durable, press-fitted mounting solution with a black dust boot to protect against contaminants.

• Material: High strength steel ball stud housing and metal components
• Maximum outside diameter: 50 mm
• Stud thread diameter: M12 x 1.75 with taper stud type
• Press-in mounting type with 39.5 mm press-in diameter
• Includes dust boot and locking nut; no castle nut or cotter pin hole
• Standard suspension grade type, non-adjustable and non-greaseable

Detailed Product Description

The URO JLM21380 suspension ball joint is engineered to meet the standard suspension requirements for select Jaguar models such as the Vanden Plas, XJ8, XJR, XK8, and XKR. Constructed with a high strength steel ball stud housing and metal materials, this ball joint provides a robust connection between the suspension components and the steering knuckle. The press-fitted mounting type ensures a secure and precise fit with a 39.5 mm press-in diameter, while the M12 x 1.75 taper stud thread diameter allows for proper attachment with the included locking nut. The black dust boot protects the joint from dirt and debris, extending the service life of the component. This assembly is non-greaseable and non-adjustable, designed for straightforward replacement in standard suspension systems.

Common Applications and Issues Addressed

• Eliminates excessive play or looseness in the suspension linkage
• Resolves uneven tire wear caused by worn ball joints
• Improves steering response and vehicle handling stability
• Prevents clunking noises from suspension movement
• Restores proper suspension geometry for Jaguar Vanden Plas, XJ8, XJR, XK8, and XKR

Installation Notes and Tips

• Ensure the press-in diameter of 39.5 mm matches the vehicle’s control arm housing
• Use appropriate press tools to install the ball joint securely without damaging the dust boot
• Verify the M12 x 1.75 taper stud thread compatibility with the locking nut provided
• Inspect surrounding suspension components for wear during installation
• Follow manufacturer torque specifications for mounting hardware

Quality Assurance and Warranty

The URO Suspension Ball Joint JLM21380 is manufactured to meet OEM standards for Jaguar suspension components. It includes a dust boot to protect against environmental contaminants and is constructed from high strength steel for durability. While no specific warranty details are provided, URO parts typically undergo rigorous quality control to ensure reliable performance in standard suspension applications.