The person who I got my Brookville 1930 roadster from made the quick decision regarding narrowing the 9" Lincoln rearend. So I ended up with a rearend with axle tubes so short when the tires are mounted there is less than 1/4" clearance between the tire and the inner fenderwell. So since I have a housing of no use I decided to not use the disc brakes or the 3rd member which is a posi. Rushing causes nothing but HEADACHES & mistakes.