i want to designe a gearbox on catia , i want to pdf of assembly of gearbox with dimention....plz help anybody????
4 Answers

Could you possibly be any more vague? Honestly, how do you expect people to help when you give such little information? Idiot

I have a picture for you!
Or this pdf
http://nptel.ac.in/courses/IIT-MADRAS/Machine_Design_II/pdf/2_17.pdf
Here are all gearboxes technical supports
http://www.drehmo.com/en/downloads/dimension-sheets/gearboxes.html
Good luck!
Answered with a tutorial: https://grabcad.com/tutorials/i-want-to-designe-a-gearbox-on-catia-i-want-to-pdf-of-assembly-of-gearbox-with-dimention-plz-help-anybody