Crown Auto Ball Joint Set Upper & Lower

1999–2018 Jeep Wrangler JK / Jeep Grand Cherokee 3.6L V6, 3.8L V6, 4.0L I6, 4.7L V8, 5.2L V8, 5.9L V8

Part #: 68004085AA

Overview

The Crown Auto Ball Joint Set Upper & Lower is a direct replacement suspension component designed for Jeep Wrangler JK models from 2007 to 2018 and Jeep Grand Cherokee models from 1999 to 2004. This set includes both upper and lower ball joints for either the front or rear suspension, sold individually for left or right side installation. Engineered to restore precise steering and suspension articulation, these ball joints are essential for maintaining vehicle stability and handling performance.

Ideal for Jeep owners looking to replace worn or damaged ball joints, this set ensures reliable operation and safety on and off the road. Each ball joint comes complete with the necessary hardware, simplifying installation and reducing downtime.

Key Features

Designed to meet or exceed OEM specifications, the Crown Auto Ball Joint Set offers the following key features:

• Includes both upper and lower ball joints for comprehensive suspension repair
• Sold individually for left or right side application
• Complete with installation hardware for a hassle-free replacement
• Direct fit for Jeep Wrangler JK (2007–2018) and Jeep Grand Cherokee (1999–2004) models
• Compatible with multiple engine options including 3.6L V6, 3.8L V6, 4.0L I6, 4.7L V8, 5.2L V8, and 5.9L V8
• Durable construction designed to withstand rugged driving conditions
• Restores factory suspension geometry for improved handling and tire wear
• Backed by a 12-month warranty for peace of mind

Construction & Design

The Crown Auto ball joints are manufactured using high-strength steel components and precision-machined bearing surfaces to ensure long-lasting durability and smooth articulation. Each joint features robust seals to protect against dirt, moisture, and contaminants, extending service life even in harsh off-road environments. The design maintains factory suspension geometry, ensuring consistent steering response and vehicle stability.

Attention to quality control and material selection results in a product that meets stringent OEM standards, providing reliable performance for daily driving and demanding trail conditions alike.

Installation & Fitment

This ball joint set is engineered as a direct replacement for the specified Jeep models, requiring no modifications to the suspension system. Installation involves removing the worn ball joints and pressing in the new upper and lower units using standard suspension tools. The included hardware simplifies the process, allowing professional mechanics and experienced DIY enthusiasts to complete the job efficiently.

Proper installation restores suspension integrity and ensures safe, predictable handling characteristics for your Jeep Wrangler JK or Grand Cherokee.

What's Included

• One upper ball joint (left or right side)
• One lower ball joint (left or right side)
• All necessary mounting hardware

Ideal For

This Crown Auto Ball Joint Set is ideal for Jeep owners who need to replace worn or damaged ball joints to restore suspension performance and safety. It suits daily drivers, off-road enthusiasts, and anyone maintaining older Jeep Wrangler JK or Grand Cherokee models within the specified year and engine ranges. Whether addressing suspension noise, steering looseness, or uneven tire wear, this set provides a reliable solution.

With over 10,000 different part numbers in stock for Jeep® vehicles from 1942 on up, Crown has the largest stock of replacement parts for Jeep® vehicles, including factory-discontinued parts. In fact, many of the older Jeeps are still on (and off) the road thanks to Crown parts. The Crown line consists of axle, body, brake, clutch, cooling, driveline, electrical, engine, exhaust, fuel, steering, suspension, transmission and transfer case components. Crown Automotive also offers an exclusive line of component kits and accessory products.