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This Detroit Axle kit includes 4 rear upper control arms with ball joints plus sway bar links—all direct fit for select BMWs like the 525i, 528i, 535i, 530i, 545i, 550i, 645ci, and 650i from around 2004-2010.

OE numbers MS101020, MS101021, K80472.

Comes as a custom bundle, 10-year warranty, easy to replace, and made for left and right rear upper positions.

If your rear suspension feels loose, this kit tightens it right up.




5 out of 5