Jetta Sedan L5-2.5L (CBTA) (2009)
There are 2 different distances between the ball tracks of the ball hub, a larger and a smaller one.
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Insert the hub with the cage and ball bearings upright into the joint piece.
When inserting, make sure that in each case the wide gap - a - at the joint piece contacts the narrow gap - b - at the hub after swinging in.
Chamfer on inner diameter of ball hub (splines) must face large diameter of joint piece.
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Also observe chamfer on inner diameter of ball hub which must be visible after swinging in.
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Swing in the ball hub, to do so swing out hub far enough from cage - arrows - so that the ball bearings have the distance of the running paths.
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Swing in the hub with the ball bearings by pressing forcefully onto cage - arrow -.
CV Joint, Checking for Function
The CV joint is properly assembled, if the ball hub can be slid back and forth by hand over the whole compensation length.