The Caterpillar Hydraulic Filter 4T-6788 is equivalent to CATERPILLAR 9T5664, Fleetguard HF6710, Case 87027972,Champion 13028, Ditch Witch 155-954, Dynamic 1H1234, John Deere AT58368, Michigan Fluid Power 200-0600, New Holland 86542664. Part Number:4T-6788, 4T6788 Part Name:Hydraulic Filter Brand:Caterpillar