Replacement Trac Loc Carrier Case Dana 60 4.10 And Down Yukon Gear & AxleYukon Gear and Axle manufactures a full line of standard open and positraction carrier cases for a variety of applications. The castings and machining are kept to the highest of standards to produce a carrier which provides both high strength and tight tolerances for long life. Details: Trac Loc positraction carrier case Does not include spider gears Fits Dana Spicer 60 4. 10 and down ratio only ABS and non ABS compatible 1 year warranty against