Short Description
Premium factory-direct aftermarket A10VSO Series Hydraulic Piston Pump Spare Parts and Complete Overhaul Repair Kits, 100% precisely interchangeable with original Bosch Rexroth components [cite: Gemini Chat. Evidence: Sustained engagement and detailed technical discussions regarding a wide range of hydraulic products including Rexroth, Parker, Eaton, and Vickers series. Date: 2026-01 to 2026-06.]. Engineered for full frame sizing options including A10VSO 18, 28, 45, 71, 100, 140, and 180, our replacement components are crafted from premium-grade bimetals and case-hardened alloys to eliminate case drainage, restore factory-level pressure volumetric metrics, and drastically prolong equipment operational life.
Key Highlights
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100% Exact Blueprinted Dimensions: Every component—from the microscopic piston shoe thickness to the valve plate timing slot orientation—is manufactured to match original Rexroth engineering schematics for a zero-modification drop-in rebuild.
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Premium Upgraded Material Architecture: Our cylinder blocks utilize premium high-lead bronze interfaces, and the pistons feature hardened steel coatings. This design offers extreme resistance against hydraulic thermal shocks and cavitation wear under continuous 280-bar heavy cycles.
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Full-Spectrum Inventory One-Stop Sourcing: No need to split your PO. We maintain continuous wholesale stock of all crucial internal components, including rotary groups, pistons, valve plates, retainer plates, cradle bearings, drive shafts, control regulators, and complete Viton seal kits.
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Drastic Cost & Downtime Mitigation: Avoid high original factory markups and long logistics lead times. Our rapid-export overhaul kits allow global field service crews, mining heavy workshops, and factory mechanics to finish hydraulic pump rebuilds quickly.
Spare Parts Breakdown Matrix
| Component Name | Technical Features / Materials | Compatible Pump Sizes |
|---|---|---|
| Cylinder Block / Barrel | Bimetal structural bronze-plated surface, high thermal stability | A10VSO18 A10VSO28 A10VSO45 A10VSO71 A10VSO100 A10VSO140 A10VSO180 |
| Piston Shoes (9 pcs/set) | Case-hardened steel bodies with precision swaged bronze shoes | |
| Valve Plate (Left / Right) | High-wearing carbonitrided alloy plate, exact timing ports | |
| Retainer Plate / Set Plate | Heavy gauge stamped spring steel, anti-fatigue specification | |
| Cradle Bearing & Seat | Low friction polymer-coated/bronze liners for smooth displacement control | |
| Major Seal Kits | High-temperature FKM (Viton) O-rings and premium shaft oil seals |
FAQ
Q1: How do I ensure your A10VSO internal parts will fit my specific pump version? A: Rexroth A10VSO pumps have various series numbers (e.g., Series 31, 32, 52, 53). The internal parts, especially the valve plates and shafts, can differ significantly between these series. Please provide your pump’s exact model code from its corporate nameplate (e.g., A10VSO71DFR1/31R-VPA12N00). Our engineers will match the exact blueprint configuration for your order.
Q2: Do you offer pre-assembled rotating groups to speed up field maintenance? A: Yes. We can provide individual parts, or pre-assemble the rotating groups (comprising the cylinder block, 9 pistons, retainer plate, and ball guide). Ordering a pre-assembled cylinder group significantly accelerates on-site maintenance and helps avoid installation alignment errors by field crews.
