i have a 97 4x4 blazer with 3.42 gears in it i have 31x10.50s on it as well and want to put 3.73 gears in the fron and rear diff does anyone know if the front diff gears are special andwhere can i find them and also what brand is best? thx

 

Call up randys, they will steer you in the right direction. http://www.ringpinion.com/

 

Or you could swap in axles from another s10 that already had 3.73s and not have to go through the swap out...