Rusty's HD Dana 44 Diff Cover Exit Offroad Dana Spicer Axle Identification at Douglas Hammond blog ARB Air Locker Locking Differential with Dana 44 Diff Cover for 07 10 Yukon Chromoly Rear Axle Kit Dana 44 Jeep JK Non Rubicon 30 Spline 32in Yukon Gear & Axle 4340 Chromoly Dana 30 Front Inner Axle for 84 06 Jeep Front Axle Kit 4340 Chromoly Dana 60 35 Spline. Yukon high performance axles are built with high strength 4340 chromoly, use superior production methods that include cold roll formed splines, and feature induction coil heat treating to create an axle of unmatched quality and durability. Yukon high performance axles are built with high tensile strength 4340 chromoly, use superior production methods that include cold roll formed splines, and feature advanced induction coil heat treating to create an axle of unmatched quality and durability. Features: Fits Dana 44 differential 32 spline Measures 21. 3 long Wide Track design Front inner axle, left hand side Heavy duty 4340 chromoly construction Uses 7166 Series u joint Details: AAP Selling Package Quantity UOM: EA Aap uda 12: EA Aap uda 22: 1 Axle Nut Included: No CV Joints Included: No Inboard Spline Quantity: 32 Rust Resistant Coating: No Shaft Length: 21. 3 Inch Shaft Material: 4340 Nickel Chromoly Steel Fitment Notes: Dana 44 (210mm) 4340 Chrome Moly 32 Spline 21. 3 inch. Long