This reseal kits it is for all Case Ingersoll loader control valves, this is the valve that opeates your front bucket and front lift arms on 644, 646, 648, 6018, 6020, 7020 front end loaders. It includes the spool/housing O rings and steel balls for the dentents. Note depending on your year you may not use all the O rings and all balls. We put this kit together so you have a complete rebuild kit with the correct parts to do the repair once the first time. 
 
OPTION- to add the main "Travel Control Valve" rebuild kit with "power beyond" option included kit for loaders, this kit includes the O ring seals and Steel balls for your TCV that is under the floor board and controls you main hydro drive and 3 point/mid lift functions. 
 
  D40816, C28856, A7982, C28989, A29197