Auburn Gear 545004 Features: Selectable Full Locker And Limited Slip In One Unit Can Be Engaged/Disengaged At Any Safe Road Speed Smooth Quiet Operation Can Be Use With Or Without Lockout Hubs Made From 9310 Heat Treated Billet Steel Backed By 1 Year Warranty Covered By 4 year Differential-Replacement Exchang Made In The USA Height: 9.25 Width: 8.50 Length: 8.50 Weight: 25.00 lbs Electrical Outlet Plug Type: AUTO