Pump, Water. PART NO: A-AM3060T. This water pump is completely new, from the seal to the housing. It has a pulley and gasket, but no back plate and fits multiple John Deere Tractor models. (NOTE: Replaces AM3060T-R, R3038) Casting# R3038T. . MODELS: John Deere TRACTOR: 320 John Deere TRACTOR: 330 John Deere TRACTOR: 40 John Deere TRACTOR: 420 John Deere TRACTOR: 430 John Deere TRACTOR: 440.