QA1 Bolt-In Upper Greaseable Ball Joint Housing - 4-Bolt 817413 (2) barrel nuts and (2)

(2) barrel nuts and (2) jam nuts

It measures 6" from block surface to hub and features a relocated thermostat housing on the top

42 x 36 in

4L60E or Tremec TKO-500/600

QA1 Bolt-In Upper Greaseable Ball Joint Housing - 4-Bolt 817413 (2) barrel nuts and (2)QA1's patented Ultimate Ball Joints are 100% owner rebuildable. Ball Joint Housings are available for all of our ball joints. This sleeve converts your ball joint to a 4 bolt mounting application. Product Description: Ball Joint Housing Greasable Upper Bolt In 4 Bolt Steel Zinc Oxide QA1 Precision Products invites you to upgrade your suspension with the top names in racing: QA1 Shocks and Carrera Shocks. QA1 was founded in 1993 and quickly became the