300

Just brought home my new workhorse.

I simply can't get it to shift into 4wd. The lever is VERY stiff . I can get it to pull up barely... But still no 4wd. Any suggestions?

Does anyone Have the parts break down for the front axle on the 4x4 specifically with part numbers for the outer gear case?

I was using my Cat 303.5 Mini Excavator this week when the a track link snapped. Can these links be purchased separately without buying an entirely new and expensive track? Can I find a link for a 303.5 or compatible Cat in a used or salvage yard? Any names to try? I noticed that each of my...