gimbal arm separated

I recently got a second hand P3A that had been crashed in April last year. It came with a Pro gimbal that had a broken arm (snapped in half, ribbon cable broken), and two Adv gimbals, other one installed and working. I don't know if the other Adv gimbal works, because stupid me already took the...

So - first crash, drone eating tree, 10 ft. fall - landing upright. My Phantom 3 Standard had a hard landing and the gimbal arm ring separated (photos below). I did a test flight and otherwise seems alright and the Go app did connect along with GPS, etc. I have contacted a couple repair shops...