There is a difference when it comes to drivetrain components.
Dana super 44;Collapsable;Dana super 44; Rear;5/8 inch tall before crush;For use with 2007 and newer JK Jeep models with super 44 rear end;California Residents: WARNING Dana Spicer Crush Sleeve - 46925 Its all done to ensure the products you purchase for your vehicle meet the same standards we deliver to OE manufacturers around the world.Don't be fooled.. Products backed by Dana start with precision engineering, and the parts they manufacture are put through rigorous testing.