cat specifically d9 dimensions

[mcCracken15]

i know its been asked before but i cant seem to find it, i need help finding more specific dimensions for the d9. does anyone know where to find them?

[Jack3M]

One of the better builds used CAT website and a service manual and a model.

Myself, I got a model to get shapes and basic dimensions. I am not serious enough about true scale modeling, but I think I want to make something in the range of 1:10-1:12 size. (even considering hydraulic motors)