Thanks for the picture!
The correct replacement 20000lb 5th wheel hitch head for your Pro Series 5th wheel hitch is the # 30118.
This will be an exact replacement for your damaged 5th wheel head.
I included a video of the # 30118 for you to take a look at. view full answer...
I found Lippert Replacement Hydraulic Cylinder # LC342328. Its Port to port length is 41", Overall tube length is 42-1/16", Overall length (retracted) is 53-1/8" and Stroke is 38". Please check this against what you have and see the video linked below. If this does not work for you please let me know and I will help find the correct solution. view full answer...