Tried posting this in the technical support area but it wouldn't let me post in there suddenly for whatever reason.

I have a leaky ball joint, and want to replace and regrease the dust cover, I'm not sure what part this ball joint is exactly, and what to call in in searches so that I can get a dust cover of the appropriate size.

Its from my front suspension, drivers side. There's three different ball joints right there so I want to make sure I'm going off of the correct part.

Any help naming this guy?

 

Steering knuckle balljoint.

$40 on conceptzperformance.com