Honda Civic Torque Biasing differential from Quaife. Built for a chain drive application.This is a grease type diff with Zerk fittings mounted all around the outside of the case to lubricate the internal gears.The ring gear flange will now become the sprocket flange.This unit without the stub axles or bearings weighs in at 12 pounds. ( picture shows the diff with 0200420 86mm stub axles installed )