[ Home > Accessories > Vehicle Enhancements > Locking Differentials > Auburn ECTAD ] Convenient electrical activation for convenience and excellent traction Auburn EACTD Electric Locker installed in a remanufactured differential housing. Complete differential assembly including input yoke & seals. Ready for installation. Includes wiring and switch for basic installation. Price does not include $600 refundable core charge. Package deals available. Contact us for details. $1,650.00 Ratio: 2.73:1 for '92 - '972.56:1 for '98 - '043.08:1 for 12.1K GVWR (+$250) Copyright© 2003 - 2012 BlueHummer Outfitters All rights reserved. Hummer brand is registered by GM and/or AM General. BlueHummer Outfitters is neither affiliated with nor endorsed by GM and/or AM General. Last Update: February 9, 2012