A hydraulic repair shop could rebuild it for less than you could buy one from Lippert. If you find the right shop they could make a new shuttle (the internal part that changes the flow direction of the oil) if the original is damaged.
Richard & Jill
2014 Flagstaff 832IKBS Classic Super Lite
2018 Silverado 1500 Crew Cab Z71 4WD All Star Edition
Camping since 1989, seasonal since 2000
Car Shredder Op/Tech, Scrap Metal Recycling - retired
The Faster I Go, The Behinder I Get.