OTTO Piston Shoe Compression Spring (4179181) for Hitachi HPV102 / ZX200 excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Pump Retainer Plate (3108109) for Hitachi ZX110-3 / ZX120-3 / ZX130-5G (HPV060 / 055) excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Main Pump Servo Piston (3106174) for Hitachi HPV145 (ZX330 / EX300) excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Pump Retainer Plate (3081727) for Hitachi ZX130 / ZX120 (HPV060 / 055) excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Pump Pilot Gear (3063842) for Hitachi ZX200-3 / ZX240-3 (HPV102) excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Pump Pilot Gear (3063840) for Hitachi ZX200-3 / ZX240-3 (HPV102) excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Pump HPV118 for the Hitachi ZX280-5LC excavator (HPV118) - supplied as a complete hydraulic pump, ready to fit. It is the variable displacement piston pump that feeds the whole machine, and it bolts straight onto the original pump drive, so the old pump is unbolted and swapped. Send us the machine serial and the number on your old unit and we will confirm before dispatch. 3-12 months warranty options.

OTTO Hydraulic Pump 9195235 for the Hitachi ZX200 / ZX200-1G / ZX200LC excavator (HPV102) - supplied as a complete hydraulic pump, ready to fit. It is the variable displacement piston pump that feeds the whole machine, and it bolts straight onto the original pump drive, so the old pump is unbolted and swapped. Send us the machine serial and the number on your old unit and we will confirm before dispatch. 3-12 months warranty options.

OTTO Hydraulic Pump 339-0514 for the Caterpillar 320 / 329E excavator (SBS140) - supplied as a complete hydraulic pump, ready to fit. It is the variable displacement piston pump that feeds the whole machine, and it bolts straight onto the original pump drive, so the old pump is unbolted and swapped. Send us the machine serial and the number on your old unit and we will confirm before dispatch. 3-12 months warranty options.

OTTO Hydraulic Pump Rotor / Cylinder Block (2053554) for Hitachi ZX120 / ZX130-5G (HPV060) excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Pump Rotor / Cylinder Block (2053333) for Hitachi ZX120 / ZX130-5G (HPV060) excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Pump 31Q8-10030 for the Hyundai R290-9 / R300-9 / R320-9 excavator - supplied as a complete hydraulic pump, ready to fit. It is the variable displacement piston pump that feeds the whole machine, and it bolts straight onto the original pump drive, so the old pump is unbolted and swapped. Supplied weight 158 kg. Send us the machine serial and the number on your old unit and we will confirm before dispatch. 3-12 months warranty options.