Need help with opening a .dff file!

[THEBEAST]

Hi,

i try to modifiy a bike but i dont get it open. I think the dff is broken. I try to find the error with HeX Editor but i didnt find anything.

Files: https://mega.nz/#!AixxBSTS!psrTzJXwdh9g ... AqOyAEuqu8

Maybe someone can help me

Thanks in advance.

https://imgur.com/a/sxECRGa