I am thinking of upgrading to a newer ranger and saw a list of axle ratio's listing a 99 and up 8.8 with an R8 door code had 4.56 l/s from factory? is that super rare or could i still get a 2010/11 with 4.56 gears? as gears are so costly finding a 4L sohc with 4.56 would have me trading trucks.