Komatsu d41p sprocket rubbing ??

Hey guys, I've been lurking on here a long time and very much appreciate all of the info and knowledge floating around. This is the first instance where I may need a little help from someone more knowledgeable than myself on undercarriages. Thanks in advance for any input.
Late last year I purchased a 2002 Komatsu d41p-6, which has turned out to be a very solid machine. Upon initial inspection I did notice that the sprocket on the left hand side on the machine looked very close to what I...

Komatsu d41p sprocket rubbing ??

Komatsu d41p sprocket rubbing ??