Ningbo Oilmax Hydraulic Pump Co.,Ltd is one of the High-tech enterprise specializing in manufacturing replacement hydraulic spare parts,complete pump(piston/vane/gear pump),motor,gearbox assembly and fittings.Most of our service brands include Rexroth,Linde,Liebherr,ZF,Moog,Sauer,Sundstrand,Vickers,Eaton,Caterpillar,Commercial,Parker,Allison,Komatsu,Komatsu,Hitachi,Kawasaki,Uchida,Sumitomo,Nachi,Yuken and Tokimec etc. If you want to know more please visit www.oilmax.com.cn We provide the following products of Rexroth A4VTG90/A4VTG71 pumps and parts include:PISTON SHOE,CYLINDER BLOCK,CYLINDER BLOCK,CYLINDER&VAVLE,RETAINER &BALL GUIDE,SHOE PLATE,DRIVE SHAFT,SWAHER PLATE,SADDLE BEARING,BARREL WASHER,DISC SPRING,BARREL WASHER,HOUSING,HEAD BLOCK,HEAD BLOCK,SIDEPLATE,SHAFTCOUPLE,O-RING,SEAL OIL(50*68*7,45*60*7) etc.