Brother LU7176001 Laser Unit fits DCP-8080DN 8085DN 8480DN 8680DN 8690DW 8890DW

this is a brother MFC 8810 DW printer that's having problem with the fuser and I'm going to replace user rollers on it the sleeve and the roller how I came to the conclusion if you look at the printed page even though it only has 12,000 pages printed twelve and a half thousand it's not much at all it's basically almost hip printer they're gonna only have these problems at around a hundred thousand pages but I guess it was a faulty fuse there from the beginning so what's happening is you can see the smeared lines right here it shouldn't do that this should be a lot bolder and it's not as bold as it should be and I was actually manually pulling this from the back as it was coming out because it gave me an error message saying Jam inside so you can see all these papers I'll bring it up closer you can see how there's left over and it seems like it burnt on the paper well but the roller is p