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QA1's 4-Bolt Style Ultimate Ball Joint is ideal for a variety of racing applications. Exclusive to QA1, this patented, self-lubricating design is 100% owner rebuildable. Fits most Modified and Street Stock racing upper a-arms. 3/8" longer stud used to raise roll center.
For IMCA modifieds and street stocks. Fits most racing upper a-ams. Large bolt-in with 2" taper. 3/8" longer than stock stud used to raise roll center.
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