Advanced Hydraulic Pump Repair Services

When hydraulic pump failure halts your heavy machinery, every hour of downtime costs you money. Hydrostatic Transmission Service delivers precision rebuilds, calibration, and exchange programs for over 30 leading brands — backed by a 1-year warranty and over 100 years of combined industry experience. Get your equipment running at full capacity again, fast.

Technician rebuilding a hydraulic pump in a professional workshop

Our Advanced Hydraulic Pump Repair Services

We rebuild, test, and calibrate hydrostatic drives, pumps, and motors across all major brands to exact manufacturer specifications.

Full Hydrostatic Rebuild

Complete disassembly, cleaning, machining, and reassembly of hydrostatic drives, pumps, and motors. Every unit is pressure-tested, flow-adjusted, and shipped with a 1-year warranty covering all major brands.

Rexroth & Danfoss Repair

Specialized rebuilding of Rexroth and Danfoss/Sundstrand hydrostatic units including Series 15 through Series 90, A2F, A4V, and A4VG models — rebuilt and tested to original manufacturer specifications.

Kawasaki & Parker Repair

Expert repair and remanufacturing of Kawasaki K3V, K5V, M2X, M3X series and Parker PAVC, PVP, F11, F12 hydrostatic pumps and motors, each restored to OEM performance standards with full warranty.

Short-Time Exchange Program

Minimize costly equipment downtime with our rapid exchange program. We ship a quality-tested, warranted rebuilt unit in short time, covering all major brands from Kawasaki and Eaton to Vickers and Volvo.

Hydrostatic Parts Supply

We supply new, used, and hard-to-find hydrostatic and hydraulic parts internationally for Parker, Eaton, Vickers, Rexroth, Kawasaki, Danfoss, Brueninghaus, Uchida, and many other leading brands.

Installation Advice Service

Our factory-trained technicians provide expert guidance on the correct installation and maintenance of your hydrostatic drive, pump, or motor, reducing the risk of premature failure after a rebuild.

Step-by-step hydraulic pump rebuild process in a professional workshop

Our Proven 8-Step Hydraulic Pump Rebuild Process

Intake, Inspection & Initial Diagnosis

Each unit received at our Tupelo, MS facility is logged, identified, and subjected to a thorough initial inspection. Technicians assess visible wear, contamination, and damage to determine the full scope of required work before disassembly begins.

Pressure Wash & Complete Disassembly

Precision Cleaning in Reduced-Dust Environment

Measurement & Specification Verification

Reconditioning, Machining & Full Assembly

Leak Check, Pressure & Flow Testing

Final Finishing & Protective Preparation

Warranty Issuance & Shipment

Trusted Worldwide

Success Stories

See how we've kept industrial and heavy equipment operators running with fast, reliable hydraulic pump rebuilds.

"HTS rebuilt our Kawasaki hydrostatic pump to manufacturer specs. The unit arrived in perfect condition with full warranty. Outstanding quality and professionalism throughout the entire process."

Marcus Thompson

"We had a critical failure on our John Deere excavator. HTS used their exchange program and shipped a tested rebuilt unit in record time. Minimal downtime and excellent technical support from their installation advice service."

David Chen

"Their advanced pump repair service truly sets them apart. We've tried other vendors, but HTS's Statistical Process Control System and quality testing ensures our Rexroth units perform exactly to specification."

James Patterson

"Emergency call on a Saturday—HTS answered immediately. Their Vickers hydrostatic repair team diagnosed the issue and had a replacement ready within 48 hours. Responsive, reliable, and professional."

Robert Kowalski

"We sold them surplus Eaton cores and received top-price instantly. Their purchase program is transparent and hassle-free. Plus, their 1-year warranty on rebuilds gives us peace of mind."

Susan Mendez

"We've been partnering with HTS for over eight years. Their 100+ years of combined expertise and accountability shows in every Uchida hydrostatic repair. True long-term partners who care about our success."

Michael Bergström

"The technical precision is impressive. Their technicians understand Parker A4VG pump specifications intimately. Pressure settings, flow adjustments, and manifold rebuilds are executed flawlessly every time."

Victor Rodriguez

"As an international buyer, HTS's global reputation for advanced pump repair service quality is well-earned. Their Danfoss & Sundstrand rebuilds consistently outperform competitors. We source exclusively from them now."

Akiko Tanaka

"HTS rebuilt our Kawasaki hydrostatic pump to manufacturer specs. The unit arrived in perfect condition with full warranty. Outstanding quality and professionalism throughout the entire process."

Marcus Thompson

"We had a critical failure on our John Deere excavator. HTS used their exchange program and shipped a tested rebuilt unit in record time. Minimal downtime and excellent technical support from their installation advice service."

David Chen

"Their advanced pump repair service truly sets them apart. We've tried other vendors, but HTS's Statistical Process Control System and quality testing ensures our Rexroth units perform exactly to specification."

James Patterson

"Emergency call on a Saturday—HTS answered immediately. Their Vickers hydrostatic repair team diagnosed the issue and had a replacement ready within 48 hours. Responsive, reliable, and professional."

Robert Kowalski

"We sold them surplus Eaton cores and received top-price instantly. Their purchase program is transparent and hassle-free. Plus, their 1-year warranty on rebuilds gives us peace of mind."

Susan Mendez

"We've been partnering with HTS for over eight years. Their 100+ years of combined expertise and accountability shows in every Uchida hydrostatic repair. True long-term partners who care about our success."

Michael Bergström

"The technical precision is impressive. Their technicians understand Parker A4VG pump specifications intimately. Pressure settings, flow adjustments, and manifold rebuilds are executed flawlessly every time."

Victor Rodriguez

"As an international buyer, HTS's global reputation for advanced pump repair service quality is well-earned. Their Danfoss & Sundstrand rebuilds consistently outperform competitors. We source exclusively from them now."

Akiko Tanaka

"HTS rebuilt our Kawasaki hydrostatic pump to manufacturer specs. The unit arrived in perfect condition with full warranty. Outstanding quality and professionalism throughout the entire process."

Marcus Thompson

"We had a critical failure on our John Deere excavator. HTS used their exchange program and shipped a tested rebuilt unit in record time. Minimal downtime and excellent technical support from their installation advice service."

David Chen

"Their advanced pump repair service truly sets them apart. We've tried other vendors, but HTS's Statistical Process Control System and quality testing ensures our Rexroth units perform exactly to specification."

James Patterson

"Emergency call on a Saturday—HTS answered immediately. Their Vickers hydrostatic repair team diagnosed the issue and had a replacement ready within 48 hours. Responsive, reliable, and professional."

Robert Kowalski

"We sold them surplus Eaton cores and received top-price instantly. Their purchase program is transparent and hassle-free. Plus, their 1-year warranty on rebuilds gives us peace of mind."

Susan Mendez

"We've been partnering with HTS for over eight years. Their 100+ years of combined expertise and accountability shows in every Uchida hydrostatic repair. True long-term partners who care about our success."

Michael Bergström

"The technical precision is impressive. Their technicians understand Parker A4VG pump specifications intimately. Pressure settings, flow adjustments, and manifold rebuilds are executed flawlessly every time."

Victor Rodriguez

"As an international buyer, HTS's global reputation for advanced pump repair service quality is well-earned. Their Danfoss & Sundstrand rebuilds consistently outperform competitors. We source exclusively from them now."

Akiko Tanaka
The HTS Difference

Why Choose Hydrostatic Transmission Service?

We combine a century of hands-on expertise with rigorous quality systems to deliver hydraulic pump repairs you can depend on.

100+ Years Experience

Our team brings over 100 years of combined expertise in hydraulic and hydrostatic repair, serving industries from construction to agriculture worldwide.

1-Year Warranty

Every rebuilt unit ships with a full 1-year warranty, because we stand behind our work and hold each technician personally accountable for their product.

Minimal Downtime

Our Short-Time exchange program ships a quality-tested rebuilt replacement fast, so your heavy machinery is back in service before costly downtime compounds.

International Reach

We supply rebuilt units and hydrostatic parts internationally, giving industrial operators across North America and worldwide access to our premier rebuild capabilities.

About Hydrostatic Transmission Service

A world-class team dedicated to precision hydraulic and hydrostatic repair.

Hydrostatic Transmission Service, LLC, headquartered in Tupelo, Mississippi, has established itself as one of the world's premier providers of hydrostatic rebuild and exchange services. Built on a foundation of over 100 years of combined industry experience, the company has earned the trust of major global brands including John Deere, Eaton, Parker, Rexroth Bosch, and Sauer Danfoss. Every technician at HTS is trained in strict quality control procedures and held personally accountable for each unit they rebuild — a standard that has driven long-term customer relationships across construction, agriculture, and industrial equipment sectors. Operating from its Tupelo facility and serving customers internationally, HTS continues to grow by anticipating industry needs, maintaining uncompromising quality standards, and delivering fast turnaround through its signature Short-Time exchange program.

100+ YearsCombined team experience in hydraulic & hydrostatic repair
30+ BrandsMajor hydraulic and hydrostatic brands serviced and stocked
1-Year WarrantyFull warranty on every rebuilt pump, motor, and drive

Frequently Asked Questions

How much should a water pump repair cost?

Hydraulic and hydrostatic pump repair costs vary based on the brand, model complexity, and extent of internal damage. A professional rebuild typically includes full disassembly, precision cleaning, parts replacement (seals, O-rings, valves), pressure and flow testing, and a 1-year warranty. Costs are often significantly lower than purchasing a new OEM unit, making professional rebuilding a highly cost-effective solution for most pump failures.

Is it worth repairing a water pump?

What brands of hydraulic pumps can you repair?

Do rebuilt hydraulic pumps come with a warranty?

How long does a hydraulic pump rebuild typically take?

What does the hydraulic pump rebuild process involve?

Do you supply hydraulic and hydrostatic parts internationally?

Can you provide help with installing a rebuilt hydraulic unit?

Still Have Questions About Your Hydraulic Pump?

Speak directly with one of our experienced rebuild technicians for expert guidance and a fast quote.

Quality Assured

Awards and Recognition

1-Year Rebuild Warranty badge for Hydrostatic Transmission Service

1-Year Rebuild Warranty

Industry-standard warranty on every rebuilt hydraulic unit.

Statistical Process Control quality assurance certification badge

Statistical Process Control

Quality data verified against manufacturer specs on every unit.

100 years combined experience trust badge for Hydrostatic Transmission Service

100+ Years Combined Experience

A century of combined expertise in hydraulic and hydrostatic repair.

Get a Fast Quote on Your Hydraulic Pump Rebuild

Fill out the form below and one of our experienced technicians will review your request and respond promptly with rebuild options, exchange availability, and pricing guidance.

Contact Us Today

For immediate assistance, feel free to give us a direct call at (800)-361-0068 You can also send us a quick email at sales@htsrepair.com