The John Deere AE45333 is a genuine OEM hydraulic pump designed for a wide range of John Deere agricultural tractors. This essential component ensures reliable hydraulic system performance across various models, including the 4050, 4250, 4450, 4650, 4850, 8440, 8640, 8450, 8650, 8850, 4055, 4255, 4455, 4555, 4755, 4955, 4560, 4760, 4960, 8560, 8760, 8960, 8570, 8770, 8870, 8970, 9100, 9200, 9300, 9400, 9120, 9220, 9320, 9420, 9520, 9620, 9330, 9430, 9530, 9630, 9410R, 9460R, 9510R, 9560R, 9470R, 9520R, 9570R, 9620R, 9470RT, 9520RT, 9570RT, 9430T, 9530T, 9630T, 9460RT, 9510RT, 9560RT, 9480RT, 9530RT, 9560RT, 9580RT, 9630RT, 9470RX, 9520RX, 9570RX, 9620RX, 9480RT, 9530RT, 9560RT, 9580RT, 9630RT, 9470RX, 9520RX, 9570RX, 9620RX, 9R 470, 9R 520, 9R 570, 9R 620, 9R 670, 9RX 470, 9RX 520, 9RX 570, 9RX 620, 9RX 670 series. It is also superseded by and replaces several other John Deere part numbers, ensuring broad compatibility.