no forward gears?

[86 lc2 regal]

What would make the trans have no forward gears.
works fine in reverse,but nothing in any forward gear.

I have looked threw the old posts and don't see this problem.

 

[77 cruiser]

Forward clutches burnt up or a leak in the forward circuit.

Jim

 

[chris718]

forward drum retainer and spring assembly or snap ring came undone,cracked forward piston(very common with the aluminum type).damaged sealing rings on forward drum,loose valve body,loose or missing rear accumulator housing ,piston,governor or housing,