TeraFlex JK: HD Ball Joints are engineered to handle the increased load caused by oversized tires and offset wheels.

Fits all JK Wrangler/Unlimited models with Dana 30 or Dana 44 front axles.

Fits:

• JK Wrangler (2-door)

• JK Wrangler Unlimited (4-door)

• Dana 30 front axle

• Dana 44 front axle

Includes:

• Upper Ball Joints – pair

• Lower Ball Joints – pair

Features & Benefits:

• Heat treated 4140 chromoly ball/stud and 1045 carbon steel housing

• Magnesium Phosphate coating to inhibit corrosion throughout

Upper Ball Joint:

• Extremely hard sintered wear bushings to handle extreme side load demands w/out failure

• Factory-style serrated flange nut and grease fitting

Lower Ball Joint:

• Hard alloy tool steel slotted wear plate for ball/stud to socket wear protection

• Wear plate features dual helical grease channels for increased flow through entire joint ensuring longevity and predictable operation

• Factory-style serrated flanged castle nut
• Low-profile single lip dust seal prevents contaminants

• 30mm (1.18”) adjustable ball stud for accurate initial and future preload adjustments using simple hand tools

• 2 grease zerk fittings allow greasing access from either side

Note(s):

• Ball Joints w/out Knurl won’t score the inner knuckle and open the bore.

• Ball Joints w/ Knurl are for inner knuckles that have a “loose press fit” due to repeated ball joint replacement and/or where knurled ball joints have been installed.

Install Time: 4 Hours

Configurations:

Upper & Lower Ball Joint Kit w/out Knurl:

• Set of 4 (# 3442002)

• Set of 2 (# 3440000)

Upper & Lower Ball Joint Kit w/ Knurl:

• Set of 4 (# 3442022)

• Set of 2 (# 3440020)