Shop Gear Install Kits & Components before installing new gears in your 2006-2007 Chevy/GMC 6.6L LLY/LBZ Duramax. Master Installation or Overhaul kits give you everything you need to get the job done. Browse the wide selection of bearings, seals, shims, crush sleeves and gaskets, everything you will need when rebuilding or repairing your axles. Check out all the leading brands offered including Nitro Gear & Axle, Eaton, USA Standard Gear, Yukon Gear & Axle, Dorman, Cometic Gasket, Mahle, and more!