The best replacement for ball joints is wheel bearings.

The best alternatives to ball joints are rated as following:
★★★★★  wheel bearings
★★★★★  cv joints
★★★★  tie rod ends
★★★  tie rods
★★★  king pins
★★  carli
★  moog ball joints
★  spicer ball joints
★  kingpins
★  moog
★  heim joints
★  struts

Your alternative for ball joints is not listed? Suggest!
Speaking about ball joints, one probably shouldn't forget about control arm.

Other search terms related to ball joints and their ratings are:
★★★★★ control arm
You have in mind a companion for ball joints and it is not yet here? Propose!



Google Trends

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ball joints
wheel bearings
cv joints