4L60e Interchange, what years work with a 95 S10 Blazerl

I have a 1995 S-10 Blazer 4X4, 4.3. The transmission has a leak. I have access to a trans. from a 1999 S10 Blazer, low miles and a good price. Will it interchange with. I no waht yares will workout modification Thanks, Noyo55