YES, They are the same.
Yes
Yes
yes it will work you will be geared low
no 2002 made only one certin trany for that year
should do.. the body the same...
no because the 2003 is bigger you wouuld have to cut it to get it to fit
Possibly. Depends on what kind it is. Most go from '98 to '02, then '03 to 05, but others fit all of those models.
Will a 2000 chevy 2500 bumper fit a 2005 chevy 2500
no
An alternator from a 2000 Chevy blazer will fit a 2002 S10 blazer with a little fabrication.
A eaton fuller 18 speed roadranger gearbox is used