John Deere® Tractors - 7200, 7200R, 7210, 7210R, 7215R, 7230R, 7260R, 7270R, 7280R, 7290R, 7310R, 7400, 7410, 7510, 7600, 7610, 7630, 7710, 7720, 7730, 7800, 7810, 7820, 7830, 7920, 7930, 8120, 8120T, 8130, 8220, 8220T, 8225R, 8230, 8230T, 8235R, 8245R, 8260R, 8270R, 8285R, 8295R, 8295RT, 8310R, 8310RT, 8320, 8320R, 8320RT, 8320T, 8330, 8330T, 8335R, 8335RT, 8345R, 8345RT, 8360R, 8360RT, 8370R, 8370RT, 8420, 8420T, 8430, 8430T, 8520, 8520T, 8530, 9120, 9220, 9230, 9320, 9320T, 9330, 9360R, 9370R, 9410R, 9420, 9420R, 9420T, 9430, 9430T, 9460R, 9460RT, 9470R, 9470RT, 9510R, 9510RT, 9520, 9520R, 9520RT, 9520T, 9530, 9530T, 9560R, 9560RT, 9570R, 9570RT, 9620, 9620R, 9620T, 9630T

It is recommended to purchase in quantities of two (pressure and return)