a 10 bolt for a 3 chanel abs with 3.42 ratio and a zexel torsion differential, backing plates are on but no parking brake ring. axle is in emaculant shape, came out of 1badair's car. axle has low miles on it, you can pm 1badair to find out. asking $350.00 obo. can also change to any ratio you desire for an extra $225.00. pm me for further details.