Any body close to western NC mountains Ive got a friend with a 1958 D-4 7U looking for a weld on sprocket ring for his machine he does mountain logging and Im trying to help out looking for the part. We have checked with cat just trying to find a better price times are tight. Attco you closer to him than I am you got any sources over your way thanks wolfman.
Call HeavyQuip in Knoxville, not that far from western NC, talk to Michael Serber 865-522-1335. If you have the Cat part number, that will speed things up for him.