I have A 70 or 71 ranchero & need to know what ratio of rearend in it..the VIN # is
1A49H252767 .....Axle is 6 something or 63 or 65 Can`t read its really wore off..

& a 1980 E100 Van... VIN Number ...E04BBEGO309....Axle 05 ..

Can i Put the vans rearend into the ranchero??? Are they the same gear Ratio???

thanks!!!