New ball joint with for Datsun 240Z, 260Z and 280Z, 1970-78 and 510 70-73. 14mm thread size. The ball joint is located on the front lower contral arm, one joint per side. Signs that you might be in need of new ball joints is a klunking noise while turning the steering wheel or excessive tire wear.
*Mounting bolts also available separately: PT# 650-276.
*Note, early 240Z and 510 cars (1968-1970) may use the 11mm size ball joint, this listing is for the more common 14mm size. See part# 800-333 for the 11mm size.