Up for sale is a Pitman Arm Spreader by Tiger Tool P/N 10386.

Safely and efficiently remove pitman arms on 2-ton and larger trucks.
High strength pulling arms adjust to fit various pitman arm widths.
Eliminates dangerous hammering and cutting torch methods.
Can be used with a 1/2″ impact wrench.
Simple to slip on for instant results.

YouTube video
https://youtu.be/XdB_GoaAbhg