I'm sorry my answer is a question, I'm not sure what you're asking, if you really want the answer and want the answer, post here and give me a heads up on my profile, or simply PM me, I have a busy weekend planned, but my Lego buddies will always be paramount.
You know, the TECHNIC yellow plus axles you used to construct the frame of the bulldozer, on the top.
Thanks Tom and for Wilson, I'm pretty sure they came from an Aqua Raiders set, the one that's the undersea Lab. Those were support pieces I cut to make fit for the Dozer