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Model: 13925
Ball Bearing R913023203 Bosch Rexroth — absorbs radial and axial shaft loads through rolling element..
30.48 $
excl. VAT 25.40 $
Hydraulics:
Bearings
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Model: 5137
Center Pin Disk type R909410254 Bosch Rexroth — forms the rotation axis of the disk-type swashplate ..
15.00 $
excl. VAT 12.50 $
Hydraulics:
Pump & Motor Parts
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Model: 14288
Center Pin Disk type R909410254 Bosch Rexroth — forms the rotation axis of the disk-type swashplate ..
35.64 $
excl. VAT 29.70 $
Hydraulics:
Pump & Motor Parts
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Model: 10779
Cylinder block Rotor 1100228662 Bosch Rexroth — converts the working fluid flow into mechanical moti..
209.04 $
excl. VAT 174.20 $
Hydraulics:
Pump & Motor Parts
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Model: 14282
Drive Shaft motor Bosch Rexroth A2F55 — transmits torque to the rotor assembly and drives the piston..
209.76 $
excl. VAT 174.80 $
Hydraulics:
Pump & Motor Parts
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Model: 14283
Gear pump 4206916 Bosch Rexroth — an element of the hydraulic system designed to supply and pump the..
196.68 $
excl. VAT 163.90 $
Hydraulics:
Gear Pumps / Charge Pumps
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Novelty
Model: 18789
Holder of Disk Spring R902043502 Bosch Rexroth — holds the disc spring in a defined position inside ..
7.44 $
excl. VAT 6.20 $
Hydraulics:
Pump & Motor Parts
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Model: 9201
Lock nut 4180790 Hitachi — threaded fastening element used to secure the main nut and prevent self-l..
39.24 $
excl. VAT 32.70 $
Hydraulics:
Pump & Motor Parts
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Model: 14279
Piston Bosch Rexroth A8V55ESBR — performs reciprocating motion within the cylinder of the block, dra..
37.20 $
excl. VAT 31.00 $
Hydraulics:
Pump & Motor Parts
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Model: 9594
Retainer Plate R902072551 Bosch Rexroth — presses the piston shoes against the swashplate surface of..
34.80 $
excl. VAT 29.00 $
Hydraulics:
Pump & Motor Parts
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Model: 18190
Screw R902602776 Bosch Rexroth — presses and secures the piston assembly retainer plate against the ..
2.28 $
excl. VAT 1.90 $
Hydraulics:
Pump & Motor Parts
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Model: 5292
Seal kit pump Bosch Rexroth A8V55 — a set of seals designed to restore the sealing and functionality..
68.40 $
excl. VAT 57.00 $
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Pump & Motor Seal Kits
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Model: 8479
Seal kit pump Bosch Rexroth A8VO55 — a set of seals designed to restore the sealing and functionalit..
36.12 $
excl. VAT 30.10 $
Hydraulics:
Pump & Motor Seal Kits
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Model: 12136
Shaft Seal R902601819 Bosch Rexroth — a sealing element of the shaft that prevents leakage of hydrau..
18.24 $
excl. VAT 15.20 $
Hydraulics:
Oil Seals
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Model: 14277
Valve plate Left Bosch Rexroth A8V55ESBR — a hydraulic pump element that distributes the service flu..
111.48 $
excl. VAT 92.90 $
Hydraulics:
Pump & Motor Parts
Bosch Rexroth A8V55 — axial piston pump 55 cm³
Bosch Rexroth A8V55 is a variable displacement axial piston pump with a bent-axis design, engineered for operation under maximum load conditions. Used in asphalt pavers, road milling machines and Hitachi crawler excavators.
Full model range in the section A8V series
Technical specifications
- Displacement (variable): up to 55 cm³
- Nominal pressure: up to 35 MPa / 350 bar
- Peak pressure: up to 40 MPa / 400 bar
- Maximum rotational speed: 2200 rpm
- Flow rate (at maximum speed): up to 121 l/min
- Weight: 80–90 kg
Installed in equipment
-
Hitachi
- EX90 — Crawler excavator
- EX100 — Crawler excavator
- EX100M — Crawler excavator
- EX120 — Crawler excavator
OEM numbers A8V55
-
Bosch Rexroth
- R909078926
- A8V55SR4R131F1
Spare Parts Diagram Bosch Rexroth A8V55
- Cylinder block Rotor
- Drive Shaft
- Separation Bush
- Ball guide
- Disk Spring
- Snap Ring
- Slider
- Coupling of drive shaft
- Cylinder block press pin
- Charge Pump
- Roller Bearing
- Cradle Bearing Set
- Retainer Plate
- Swash plate (cam rocker)
- Piston shoe
- Rotor Spring
- Seal kit pump
- Shaft Seal
- Wire
- Valve plate
- Ball guide washer
- Pressure Override Valve
- Control Valve Regulator
- Regulator assembly
- Servo Piston
Repair and service A8V55
Diagnostics and repair axial piston pump Bosch Rexroth A8V55: monitoring operating pressure and leaks, inspection of the piston group and valve plate, and bench testing after repair.
Contact us — we will repair A8V55 and provide spare parts with quality warranty.
Spare Parts Diagram Bosch Rexroth A8V55
Spare Parts Diagram
Technical specifications verified by the Aspect Plus technical catalog.