The benefit of the diff drop is minimal on ADD, and near non-existent for your application. Unless you are running in 4wd close to 100% of the time, you shouldn't worry about it.upwithit said:96 taco v-6 ext cab auto tranny manuel hubs. going to order toy tec 3 in spacer and 2.5 aal monday. do i need the diff drop kit ? i thought i read in another post that i didnt need it if i had manuel hubs. want to do it right the first time and get every thing i need in one order. thanks for all help. this site rules. it rules, he he he.