Four years ago, a customer asked me if I would be interested in repairing some John Deere tractor axles. My first concern was if they would hold up. I consider myself a pretty good welder and have often repaired some race car and passenger vehicle axles with great success. A tractor, like a John Deere 4850, is a monster of a tractor, and I could only imagine the load on the front wheel drive axles. My first instinct was to pass on this project. Although all the axles needed was about a .030˝ overlay of weld, I was not sure that the heat wouldn