The Rexroth A4VG28 spare parts are designed for the repair, maintenance, and overhaul of Rexroth A4VG28 hydraulic pumps. We supply a complete range of aftermarket replacement components, including cylinder block (barrel), piston slipper, valve plate (port plate), retainer plate (retaining plate), ball guide (retaining ball), swash plate (cardle), drive shaft, bearings, seal kits, and complete rotary group.
All A4VG28 replacement parts are manufactured for reliable performance and direct interchangeability with the original components. These parts are commonly used by hydraulic repair workshops, equipment maintenance companies, distributors, and service providers worldwide.
A4VG28 Exploded Diagram
| No. | A4VG28 Spare Parts | Reference / Function |
|---|---|---|
| 1 | A4VG28 Cylinder Block (Barrel) | R902037329 |
| 2 | A4VG28 Valve Plate (Port Plate) | R902195217, R902157186 |
| 3 | A4VG28 Piston Shoe (Piston Slipper) | R909431514 |
| 4 | A4VG28 Retainer Plate (Retaining Plate) | R909443284 |
| 5 | A4VG28 Swash Plate (Cradle) | R909443586 |
| 6 | A4VG28 Ball Guide (Retaining Ball) | R909431343 |
| 7 | A4VG28 Shim | R909432999, R909435000, R909435001 |
| 8 | A4VG28 Cup-Spring Stack | R909444151 |
| 9 | A4VG28 Cradle Bearing Seat (Bearing Liner) | R902066597 |
| 10 | A4VG28 Cradle Bearing Assy(Saddle Bearing) | R909156625 |
| 11 | A4VG28 Wire | |
| 12 | A4VG28 Shim | |
| 13 | A4VG28 Spring | |
| 14 | A4VG28 Retaining Ring | |
| 15 | A4VG28 Drive Shaft | R909415265 |
| 16 | A4VG28 Charge Pump | R909422134 |
| * | A4VG28 Rotary Group (Rotation Assembly) | R909434317 |
Small Frame：
• A4VG28 Spare Parts
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• A4VG56 Spare Parts
• A4VG71 Spare Parts
• A4VG90 Spare Parts
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