Who can shorten an axle?

[pitman]

@Boxersix

And cutting/broaching splines will never be as strong as formed splines.

Nick, there friction welded. That mushroomed area is where the parts were formed together on a friction welder.

Plenty of axle shaft sources, where you go depends on exactly what you need. Gimme the specs and I’ll send you in the right direction

Couple vids to show you the FW process

Friction welding vehicle drive shafts - YouTube

Friction welding drill rods for water exploration - YouTube

Same process used in the manufacturing of turbocharger turbine shafts.

they do this at simmons in menands.

The power of friction

and boxersix i will post more in this part when i can help