Teraflex JK HD Dana 44/30 Upper & Lower Ball Joint Set w/o Knurl SKU 3442002

Product Overview

The TeraFlex JK HD Dana 44/30 Upper & Lower Ball Joint Set w/o Knurl is engineered to handle the increased loads created by oversized tires, aftermarket wheels, and demanding off-road conditions. Designed for 2007–2012 Jeep Wrangler JK Dana 30 and Dana 44 front axles, this heavy-duty ball joint set delivers improved strength, durability, and serviceability compared to factory components.

The upper and lower ball joints feature upgraded materials, corrosion-resistant coatings, and advanced wear protection to withstand extreme side loads while maintaining precise steering and suspension performance.

Key Features

Upper Ball Joint Features

• Extreme Side Load Strength: Hard sintered wear bushings withstand increased lateral forces without premature failure.
• Premium Materials: Features a 4140 chrome moly ball/stud and 1045 carbon steel housing for maximum durability.
• Corrosion Protection: Magnesium phosphate coating helps prevent corrosion and extends service life.
• Factory-Style Hardware: Includes serrated flange nut and grease fitting for reliable installation and maintenance.

Upper Ball Joint Features

• Adjustable Preload Design: Threaded top cap allows preload adjustment for improved steering feel and long-term performance.
• Serviceable Without Axle Shaft Removal: Lateral grease access allows easy maintenance, even with larger RCV shafts installed.
• Wear Protection: Hard alloy tool steel slotted wear plate protects against ball/stud and socket wear.
• Heavy-Duty Construction: 4140 chrome moly ball/stud with magnesium phosphate anti-corrosion coating.
• Secure Boot Design: CR black neoprene boot is retained with both a spring and spring steel ring for improved durability.

Compatibility

This ball joint set is compatible with various Jeep JK models, specifically tailored for those equipped with Dana 44 and 30 axles, ensuring a seamless upgrade to your suspension system.

Why Choose Teraflex?

Teraflex is a trusted name in the off-road community, known for its commitment to quality and performance. By choosing the JK HD Dana 44/30 Upper & Lower Ball Joint Set, you're investing in a product that enhances your vehicle's capability and reliability on any terrain.

Installation Instructions

• Fits 2007–2012 Jeep Wrangler JK Dana 30 and Dana 44 axles.
• Ball joints without knurls are recommended to prevent scoring the inner knuckle and enlarging the ball joint bore.
• Knurled ball joints are available for applications with loose press fits caused by repeated replacements or previous knurled ball joint installations.
• 2007–2011 JK models: No modification required.
• 2012 and newer JK models: Some vehicles may require grinding of the stub shaft forging parting line for clearance due to larger factory front axle shafts.

Professional installation is recommended to ensure proper ball joint press fit, preload adjustment, and alignment.

Customer Support

Teraflex offers excellent customer support, providing assistance and guidance for installation and maintenance. Reach out to their team for any inquiries regarding the product.

SKU: 3442002