
Bosch Rexroth A2F28 — axial piston hydraulic motor 28 cm³
Bosch Rexroth A2F28 is a mid-range displacement model in the series. It is used as a travel motor in compact excavators (3–6 t), vibration motor in small and medium-class road rollers, auxiliary / charge pump in larger hydraulic systems, and fan drive motor in cooling systems. The A2F28 is used as a travel motor in compact excavators of the following brands: Liebherr, Schaeff, O&K, Wacker Neuson, Bobcat, Atlas, Terex, Caterpillar, John Deere.
Full model range in the section A2F
Technical specifications
- Displacement: 28.1 cc per revolution
- Nominal pressure: up to 35 MPa (350 bar)
- Maximum pressure: up to 40 MPa (400 bar)
- Maximum rotational speed: up to 4750 rpm
- Weight: approximately 10–11 kg
Installed in equipment
-
Liebherr
- R902 — Excavator
- A902 — Excavator
OEM numbers A2F28
-
Liebherr
- 1005443
- 5008858
-
Bosch Rexroth
- A2F28R3Z4
- A2F28L3Z4
- A2F28W3Z4
- A2F28R2Z4
- A2F28L2Z4
- A2F28W2Z4
- A2F28R3P1
- A2F28L3P1
- A2F28W3P1
- A2F28R2Z1
- A2F28L2Z1
- A2F28W2Z1
Spare parts for Bosch Rexroth A2F28
- Cylinder block Rotor
- Ball guide
- Disk Spring
- Coupling of drive shaft
- Cylinder block press pin
- Roller Bearing
- Cradle Bearing Set
- Retainer Plate
- Swash plate (cam rocker)
- Piston
- Rotor Spring
- Shaft Seal
- Valve plate
- Ball guide washer
- Washer
- Pressure Override Valve
- Seal kit motor
- Control Valve Regulator
- Servo Piston
- Drive Shaft motor
- Friction Plate
Repair and service A2F28
We accept axial piston hydraulic motor Bosch Rexroth A2F28 for repair: full diagnostics of hydraulic parameters, assessment of wear of pistons and cylinder block, seal inspection and bench testing after restoration.
Contact us — we will repair A2F28 and provide spare parts with quality warranty.
Spare Parts Diagram Bosch Rexroth A2F28
Spare Parts Diagram
Technical specifications verified by the Aspect Plus technical catalog.