JDcrawlers Messageboard

Thank you for the tip. How does one go about contacting Lavoy? I just tried typing Lavoy into the search bar and got zero results.

The middle idler roller that supports the top of my track is worn out. Anyone know good sources for finding a replacement? Any tricks I need to know about replacing this so I can avoid unnecessary pit falls?

I am still relatively new to 50 year old Dozer ownership myself but I'll throw in my two cents. Machines this age have usually changed hands at least several times and every owner falls somewhere different on passive/proactive scale of maintenance. But very few owners will undo and redo something th...

Follow up and conclusion to anyone looking to learn from this post. I pulled both pins where the dozer boom meets the frame and the culprit pin was not original and had obviously been made from mild steel instead of 4140 Chrome Moly steel. It was likely something a previous owner whipped up themselv...

Jim,

You are a scholar or a saint. I appreciate all the help, thank you.

Jim, Thank you so much. No I do not have the operator’s manual, I only have the service manual and it only specifies quantities. I never was able to find a download for the operator’s manual, the links I tried from various sources were all dead ends. If you know where I can download the operator’s m...

Maybe I just suck at searching, but I have been digging through the forum and the service manual for over an hour without luck. Can anyone help me figure out what type of transmission fluid and coolant to buy for my 450B?

Thanks in advance!

My 450B Dozer has the track rubbing on the left side boom of the dozer assembly. As best I can tell it is the result of the the pin and or bushing being worn out on that side where the boom meets the frame. This will be my first real project on this dozer, any suggestions or tips on how to replace t...