The Yukon USA Standard 4340 chromoly outer stub axle is for GM Truck and Blazer Dana 44 front differentials with disc brakes, supplied as a 19-spline outer stub that uses 5-760X series u-joints. Made from heat-treated 4340 chromoly, this 9.94" stub axle measures from spline end to u-joint bore center and matches Dana 44 disc-brake configurations.
USA Standard 4340 Chrome Moly Axle / GM Truck & Blazer / Outer Stub / Uses 5-760X U/Joint