The TAM Business Class seats on the A320 were the same as the seats in domesti First Class in the U.S. I think all the TAM A320s received new seats and there is a domestic version with very tight seat pitch and all Y and an international version with 12 Premium Eco seats (middle seats is kept free like Euro Business Class). I was on an ex JJ plane a few weeks ago (ASU-SCL-ASU) and the seat pitch was ok and they served a good hot meal and kept the wine floating...