For buggy, race car, and hot rod builders we now offer an F9 9" independent housing for front or rearend use! Housing features a chromoly body and billet end faces that offer six 1/2"-13 threaded mounting holes per side. 3rd. member studs and vent are installed and housings can accept 10" ring gears. Unit width is 14 1/2" from axle face to axle face, and just the bare housing is 11 3/8".