Diversified Machine Rear Axle Assembly - Saturday Night Special - 10 in Ring Gear - 4.12 Ratio Standard - No Tubes - Magnesium Center Only - Each-MOD24.12--Notes: Saturday Night Special - 60 centered 100% magnesium center section and bells O-ringed rear cover Inspection plug and fill level plug Breather assembly Aluminum spool Correct length center hardware Bell to tube hardware -10an Fitting for fill can Precision ground heat treated lower shaft Black Thermal coating Bulldog blood gear oil Low drag seals State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO