Comments: THIS CONSULT FACTORY IS ONLY REQUIRED IF ORDERING 7022525 FOR HYDRAULIC CONTROL VALVE JLG P/N 4641020.... Due to a change made by the vendor please verify approximately the last 9 digits in the model code stamped on the cartridge and order service replacement parts accordingly. If your cartridge is stamped ending in 320-10.0-015 order JLG p/n 7022525. If your cartridge is stamped ending in 300-4.0-015 order JLG p/n 7021366.