I'm not familiar with that model, but the Doosan B18T-5 is prone to having the steer gear break at the front mount. It's a design problem. Had 4 steer gears break, non fixable. The replacement ones were beefier at this area. The bolts came loose after the gear cracked.
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.