Power Steering Pump 7610 - Up to 3-85 With Relief Valve* No Elbow-drag link on Side ** 4392 has no Relief Valve ** UP TO 1985 MOD 4610 4630 4830 5030 5110 5610 5900 6410 6610See Tractor Compatibility for models. No Elbow-drag link on Side QT4392 has no Relief Valve