if you found a SUPER A with front and rear hy you have found a keeper they did not make such a thing better check and see what you were looking at you must have found something else if you knew anything about a SA you would know they didnot have a front and rear hy the hy system was a rockshaft type assy under the gas tank driven by a pump below the dist or mag which ever system it uses for ignition two tubes run back to the cast unit under the gas tank over the years things have been changed on all tractors but you do not have a front and rear hy system beetter know what you are buying as someone is selling something that does not exist you are not the first one that doesent know what you are getting into better get someone who is very informed on a SUPER A

He's talking about front and rear rockshafts Mr. Know-it-all.

do you consider a rockshaft hydraulics the rear rockshaft on a SA was used to lift the moldboard plow either a single bottom or a two-way