JDcrawlers Messageboard

Lavoy -- Just what are the hubs -- bushings between the cones and the idler or bushings between the shaft and the idler? Thanks. My cones are really worn and, if the hubs are bushings between the cones and idler, then I don't think it is going to work on my machine without welding the cones up and t...

Jtrichard -- On the 40-Series crawlers, there was a design change after SN62263 which included proper bushings, seals and such. I assume this design was carried on to later models. Lavoy -- I am confused. Per the Model 40 Parts Catalog (PC-862), Page 95-2, the Hubs in question are part of the Idler ...

I am trying to rebuild a 40C (SN 61176) with an extremely worn out front idler wheel assemblies. The front wheels wobble so bad that, in hard turns, the track tries to (and has) come off. Looking at the parts book, there is supposed to be some “Idler Hubs” (TE20YT, two each for each side). What are ...

Lavoy, Thanks for your response. Two more questions: 1) As I would like to do this with the cylinders still mounted on the crawler, to keep the crank arm and spacer from falling down into the lift cylinder's casting, seems like some sort of alignment shaft will have to be used to follow the lift sha...

I have a three-roller 40C with Integral Lift Cylinders. Can leaking Lift Shaft O-rings be replaced by just pulling the shaft out of the cylinder housing without having to take the entire cylinder assembly apart? Thanks in advance.