Wrangler JK 2007-2018 Jeep 4WD Dana 30/44 HD Upper & Lower Ball Joints (2-Upper & 2-Lower) w/Knurl by Teraflex

The TeraFlex 3442022 Heavy-Duty Ball Joints for the Jeep Wrangler JK are specifically engineered to handle the increased load caused by oversized tires and offset wheels. Constructed with heat-treated 4140 chromoly for the ball and stud and 1045 carbon steel for the housing, these ball joints offer exceptional strength and durability. They are coated with a protective layer of magnesium phosphate to ensure longevity and resist corrosion. Upgrade your vehicle with these robust ball joints for enhanced performance and reliability.

Features & Benefits:

• They are designed for precise preload adjustment during assembly and future maintenance.
• 30mm (1.18”) ball stud for accurate initial and future preload adjustments using simple hand tools, ensuring long-life with flawless and predictable operation.
• Two grease zerk fittings are accessible from either side, even with axle shafts installed.
• Estimated install time: 4 hours
• Dual helical grease grooves machined in the ball stud allow spent grease to exit through the low-profile seal.
• Heat-treated 4140 chromoly ball studs and heat-treated 1045 carbon steel housing and threaded retaining ring.
• Magnesium phosphate coating provides corrosion resistance and decreases friction.
• Hard alloy tool steel slotted wear plate for ball stud to socket wear protection.
• Includes factory-style slotted nuts and cotter pins.
• Low-profile single lip dust seal prevents contaminants better than conventional dust boots.
• Heavy-duty snap ring on the upper ball joint prevents separation from the axle during extreme off-roading.
• Ball joint preload adjustability provides near-effortless wear adjustment.
• Preload adjustment requires simple tools and can be performed with the vehicle on the ground.
• One large set screw on each ball joint and a large 8-sided adjuster handles more torque.