*Free shipping promotion does not apply to some brands or certain oversize items. Does not include orders shipped to AK, HI, PR or outside the USA. Only valid on items that have this message on their item page:
Hard alloy tool steel slotted wear plate for ball/stud to socket wear protection
Wear plate features grease channels for increased flow through entire joint ensuring longevity & predictable operation
Magnesium Phosphate coating to inhibit corrosion & friction throughout
Heat treated 4140 chromoly ball/stud
Huge 30mm (1.18") ball
Factory style serrated flanged castle nut
Ball joint pre-load adjustability provides the end user w/ near effortless wear adjustment (kit includes Preload Adjustment Tool)
Low-profile single lip dust seal eliminates torn conventional dust boot concerns
Adjustable ball stud retaining ring for accurate initial & future preload adjustments that can be done w/out any axle disassembly
Adjustable preload can be performed w/ simple hand tools
Adjustable end cap w/ two zerk fittings allow greasing access from either side w/out axle shaft removal even w/ larger RCV shafts
Dual helical grease grooves machined in the retaining ring allow spent grease to exit through the low-profile seal
Low-profile seal prevents contaminants, while allowing spent grease to evacuate from the ball joint
NOTE:
We recommend Ball Joints w/out Knurls (# 3442002 or # 3440000) as they will not score the inner knuckle & open up the bore.
We also offer Ball Joint w/ Knurls (# 3442022 or # 3440020) for ball joints that have a loose press fit in the inner knuckle due to repeated ball joint replacement or if knurled ball joints have been installed in the past.
3" HD Dana 30/44 Upper & Lower Ball Joint Kit without Knurl set of 4 for Wrangler JK
