So my problem started Thursday night after driving home the brake pedal dips all they to the floor do a quick pump and it fine and has good pressure. Maybe 1.5 miles later pedal drops to the floor and had to pump it twice to stop today i started her up and the brakes are hold pressure re parked it to level ground and pedal drops to the floor. Notice the left read wheel had brake fluid on the inside jacked it up an took off the tire and the brake cylinder looks fine and isn't wet? But the self adjuster is wet. I got a new rear cylinder but could this be the issue?

I changed out both rear cylinders over a year ago with the shoes and hardware. And the brake fluid level looks a bit low but not to make my pedal drop? The front look dry and so does the right rear?