H63578 Elevator Chain Sprocket Fits John Deere 3300 4400 4420 ++ Combines model-2255 (SWEPT BACK) Tandem pump with pressure relief

Tandem pump with pressure relief valve

Early Models)

you must also purchase nut 81878551

A3: 26-7/8"

Unit Type: OSGR (Offset Gear Reduction)

H63578 Elevator Chain Sprocket Fits John Deere 3300 4400 4420 ++ Combines model-2255 (SWEPT BACK) Tandem pump with pressure reliefOne New Aftermarket H63578 Elevator Chain Sprocket Fits John Deere 3300 4400 4420 ++ Combines Fits John Deere Combine Models: Lower Clean Grain 3300, 4400, 4420 Upper Return Grain 3300, 4400, 4420, 6600 (ASN 3701), 6601, 6602, 6620 (BSN 610300), 6622, 7700 (ASN 2801), 7701, 7720 (BSN 610500) Lower Return Grain 3300, 4400, 4420, 6600 (ASN 3701), 6601, 6602, 6620 (BSN 610300), 6622, 7700 (ASN 2801), 7701, 7720 (BSN 610500) Replaces Part Numbers: H63578