This is the outer axle shaft.
Chrome-moly replacement outer stub for Dana 44 IFS, 9.92" long, 19 spline, 4340, uses 5-760X u/joint
4340 Chrome-Moly axles provide up to 50% increased strength over stock axles for use in extreme performance applications with large tires and high horsepower. The manufacturer's 4340 axles are manufactured using the latest technologies and the highest quality materials to ensure high strength and long life. Limited Lifetime warranty covers manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however the manufacturer reserves the right to either replace axle or refund original purchase price after the first warranty claim. The manufacturer (through Randy's worldwide automotive) makes final determination on warranty considerations.
Brand Yukon
Axle Model DANA 44
Invoice AXLE SHAFT
Material 4340 Chromoly Steel
Axle Cover Bolt Hole Qty 10
ABS/Non-ABS Non-ABS
Axle Type Outer
Location Front Outer
Length (IN) 9.920
Spline Count 19 Outboard
Outer Stub Length (In) 9.920
Outer Stub Spline Count 19
Cover Bolt Quantity 10
Includes Universal Joint No
Includes Tone No
Universal Joint Series 1310
Bearing Pilot Diameter (IN) Outer Spindle Yoke Only
ABS Sensor Ring Included No
ABS Sensor Ring Installed No
Axle Shaft Included Yes
Bearing Included No
Full-Floating Or Semi-Floating Semi-Floating
Inner Axle Included No
Outer Axle Included Yes
Quantity 1
Retainer Ring Included No
Seal Included No
Seal Kit Included No
U-Joint Included No
Length (MM) 251.968
Package Type EACH
Package Qty 1
Weight 5 LB | 
