This is a paid asset, but now you can download Low Poly Heavy Construction Machinery Equipment Industrial Free.
Detail this asset from Unity Store: Original Link
Low Poly Heavy Construction Machinery Equipment Industrial VR / AR
Rendering standard in Cinema 4D. Texture file size(2048*2048), You can easily adjust the color by dragging the uv. Model ready for game, render, make videos, motion graphics, 3d map..e.t.c. This package contains: asphalt compactors, asphalt milling machine, asphalt_paver, bulldozer, excavator, forklifts, grader, truck. There are many other packages here: https://www.cgtrader.com/linkdo
I hope this package saves you time, If you like me do anything more let me know. Feel free to contact me. Thank you!