Pump Repair & Service — Expert Technicians

When hydraulic and hydrostatic pumps fail, downtime is costly. Hydrostatic Transmission Service delivers precision rebuilds, tested to manufacturer specifications, with a 1-year warranty on every unit. Serving industrial, agricultural, and construction equipment operators internationally, our technicians bring over 100 years of combined experience to every repair — getting your equipment back to peak performance fast.

Technician rebuilding a hydrostatic pump in a professional service facility

Our Pump Repair & Service Services

Comprehensive hydrostatic pump and motor rebuild, exchange, parts supply, and expert installation advisory services for all major brands.

Hydrostatic Rebuild

Full disassembly, cleaning, machining, and reassembly of hydrostatic drives, pumps, and motors to exact manufacturer specifications — with pressure testing, flow adjustments, and a 1-year warranty on every rebuilt unit.

Exchange Program

Minimize costly downtime with our short-time exchange program. Receive a fully tested, quality-assured rebuilt unit shipped quickly while your core is being serviced — all exchanged units carry a full warranty.

Hydrostatic Parts Supply

Sourcing new, used, and hard-to-find hydrostatic and hydraulic parts internationally for brands including Parker, Eaton, Vickers, Rexroth, Kawasaki, Danfoss, Sundstrand, and more.

Brand-Specific Repairs

Specialized rebuild and calibration services for Rexroth, Parker, Kawasaki, Danfoss, Sundstrand, Vickers, Eaton, Komatsu, and other leading hydrostatic brands — stocking common model series for faster turnaround.

Installation Advice

Expert guidance from trained technicians to assist customers in correctly installing and maintaining hydrostatic drive units, pumps, and motors — reducing the risk of premature failure after rebuild.

Core Purchase Program

Turn surplus or worn hydraulic and hydrostatic inventory into cash. We pay top price for drive, pump, and motor core parts from brands like Sundstrand, Eaton, Kawasaki, Rexroth, Vickers, and many more.

Technician testing a rebuilt hydrostatic pump on a calibration test bench

Our Proven 6-Step Pump Rebuild Process

Intake & Initial Inspection

Every unit received is logged, inspected externally, and assessed for damage or wear. We document the unit's condition and confirm model specifications before any work begins, ensuring traceability throughout the process.

Pressure Washing & Disassembly

Parts Cleaning & Measurement

Rebuild & Component Replacement

Testing, Calibration & Quality Control

Final Finish, Oil Fill & Shipment

Trusted Internationally

Success Stories

Hear from industrial and heavy equipment operators who rely on our precision rebuilds worldwide.

"HTS rebuilt our Kawasaki hydrostatic drive to manufacturer specs with incredible precision. The quality control was evident, and it's been running flawlessly for two years. Their expertise is unmatched."

Marcus Chen

"Our Rexroth pump failed mid-project. HTS's exchange program shipped us a tested replacement within days. Minimized downtime significantly and saved us thousands. Highly recommend their pump repair service."

James Rodriguez

"As a distributor, we rely on HTS for competitive pump repair service expertise. Their technicians understand the intricacies of Parker and Vickers systems better than anyone. They're our go-to partner internationally."

Sarah Bergstrom

"Emergency call at midnight—our agricultural equipment's Danfoss hydrostatic motor failed. HTS responded immediately with installation advice and arranged overnight shipping. Their responsiveness is exceptional."

Tom Eriksson

"We sold them our surplus Eaton cores and received top-dollar pricing. Combined with their purchase program, we recovered significant value while supporting quality rebuilds. Excellent business relationship."

David Kim

"Fifteen years partnering with HTS on Uchida pump repairs. Their consistency, warranty coverage, and technical knowledge have made them indispensable. True long-term business partners we trust completely."

Wolfgang Mueller

"Their Hydromatik A5VG rebuild process includes pressure testing and statistical process control verification. The technical rigor ensures our equipment performs exactly to OEM specifications every time."

Dr. Rajesh Patel

"In competitive markets, reliable pump repair service from HTS gives us the edge. Their short-time exchange program means our equipment downtime never impacts our market position. Industry-leading capability."

Elena Vasquez

"HTS rebuilt our Kawasaki hydrostatic drive to manufacturer specs with incredible precision. The quality control was evident, and it's been running flawlessly for two years. Their expertise is unmatched."

Marcus Chen

"Our Rexroth pump failed mid-project. HTS's exchange program shipped us a tested replacement within days. Minimized downtime significantly and saved us thousands. Highly recommend their pump repair service."

James Rodriguez

"As a distributor, we rely on HTS for competitive pump repair service expertise. Their technicians understand the intricacies of Parker and Vickers systems better than anyone. They're our go-to partner internationally."

Sarah Bergstrom

"Emergency call at midnight—our agricultural equipment's Danfoss hydrostatic motor failed. HTS responded immediately with installation advice and arranged overnight shipping. Their responsiveness is exceptional."

Tom Eriksson

"We sold them our surplus Eaton cores and received top-dollar pricing. Combined with their purchase program, we recovered significant value while supporting quality rebuilds. Excellent business relationship."

David Kim

"Fifteen years partnering with HTS on Uchida pump repairs. Their consistency, warranty coverage, and technical knowledge have made them indispensable. True long-term business partners we trust completely."

Wolfgang Mueller

"Their Hydromatik A5VG rebuild process includes pressure testing and statistical process control verification. The technical rigor ensures our equipment performs exactly to OEM specifications every time."

Dr. Rajesh Patel

"In competitive markets, reliable pump repair service from HTS gives us the edge. Their short-time exchange program means our equipment downtime never impacts our market position. Industry-leading capability."

Elena Vasquez

"HTS rebuilt our Kawasaki hydrostatic drive to manufacturer specs with incredible precision. The quality control was evident, and it's been running flawlessly for two years. Their expertise is unmatched."

Marcus Chen

"Our Rexroth pump failed mid-project. HTS's exchange program shipped us a tested replacement within days. Minimized downtime significantly and saved us thousands. Highly recommend their pump repair service."

James Rodriguez

"As a distributor, we rely on HTS for competitive pump repair service expertise. Their technicians understand the intricacies of Parker and Vickers systems better than anyone. They're our go-to partner internationally."

Sarah Bergstrom

"Emergency call at midnight—our agricultural equipment's Danfoss hydrostatic motor failed. HTS responded immediately with installation advice and arranged overnight shipping. Their responsiveness is exceptional."

Tom Eriksson

"We sold them our surplus Eaton cores and received top-dollar pricing. Combined with their purchase program, we recovered significant value while supporting quality rebuilds. Excellent business relationship."

David Kim

"Fifteen years partnering with HTS on Uchida pump repairs. Their consistency, warranty coverage, and technical knowledge have made them indispensable. True long-term business partners we trust completely."

Wolfgang Mueller

"Their Hydromatik A5VG rebuild process includes pressure testing and statistical process control verification. The technical rigor ensures our equipment performs exactly to OEM specifications every time."

Dr. Rajesh Patel

"In competitive markets, reliable pump repair service from HTS gives us the edge. Their short-time exchange program means our equipment downtime never impacts our market position. Industry-leading capability."

Elena Vasquez
The HTS Difference

Why Choose Hydrostatic Transmission Service?

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

100+ Years Combined Experience

Our technicians collectively bring over a century of hydrostatic and hydraulic service industry expertise to every rebuild.

1-Year Warranty

Every rebuilt pump, motor, and drive ships with a full 1-year warranty — because we stand behind the quality of our work.

Minimize Downtime

Our short-time exchange program ships a tested, warranted replacement unit quickly so your equipment gets back to work without long delays.

Global Service Reach

From our Tupelo, MS headquarters, we serve industrial and heavy equipment operators internationally with parts supply, rebuilds, and exchange programs.

Meet the HTS Team

Experienced specialists dedicated to precision hydrostatic pump service.

Hydrostatic Transmission Service, LLC, headquartered in Tupelo, MS, has built its reputation as one of the world's premier providers of hydrostatic rebuild and exchange services. With a team carrying over 100 years of combined experience, we serve industrial, agricultural, construction, and material handling equipment operators across the globe. Every technician is trained in quality control procedures and held personally accountable for the units they rebuild — a standard that has earned long-term relationships with major brands like John Deere, Eaton, Parker, and Rexroth Bosch. From our specialized Statistical Process Control System to our short-time exchange program, our processes are built to deliver reliability and minimize your equipment's time out of service.

100+ YearsCombined team experience in hydrostatic and hydraulic service
1-Year WarrantyOn every rebuilt pump, motor, and drive unit shipped
International ReachServing operators and buyers worldwide from Tupelo, MS

Frequently Asked Questions

Can a pump be repaired?

Yes — most hydrostatic and hydraulic pumps can be fully rebuilt rather than replaced. Our process involves disassembly, precision measurement, reconditioning or replacing worn components, reassembly with new seals and O-rings, and rigorous pressure and flow testing. Rebuilding typically costs significantly less than purchasing a new unit and every rebuild we perform is backed by a 1-year warranty.

What brands of hydrostatic pumps and motors do you service?

What does the rebuild process include?

How long does a pump rebuild take, and how do you reduce downtime?

What warranty do you provide on rebuilt pumps and motors?

Do you supply hydrostatic parts for DIY or in-house repairs?

Do you offer installation support after a rebuild or exchange?

Do you purchase surplus or used hydrostatic inventory?

Still Have Questions About Pump Repair?

Speak directly with an experienced hydrostatic technician for guidance tailored to your equipment.

Quality Assured

Awards and Recognition

1-Year Rebuild Warranty badge for Hydrostatic Transmission Service

1-Year Rebuild Warranty

Every rebuilt unit ships with a full 1-year performance guarantee.

Statistical Process Control quality system certification badge

Statistical Process Control

Quality data verified against manufacturer specs on every unit.

International Service Excellence recognition badge for Hydrostatic Transmission Service

International Service Excellence

Recognized premier provider of hydrostatic services worldwide.

Get a Fast Quote on Your Pump Repair or Exchange

Fill out the form below with your unit details and one of our experienced hydrostatic technicians will respond promptly with a rebuild assessment or exchange availability.

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