Your Complete
Hydraulic Partner
Design, Repair & Remanufacturing Under One Roof
MJ Hydrostatics Inc.
Engineering Hydraulic Power Across Iowa, Wisconsin, Illinois, Minnesota, North Dakota, South Dakota & Nationwide!
We handle the full lifecycle of your hydraulic equipment. From custom built hydraulic power units to hydrostatic repair, system conversions, and failure analysis. All supported by in house engineering and a reliable parts supply.
Hydrostatic Reman/Repair Center
Delivering reliable hydrostatic pump remanufacturing and repair you can trust.
Distribution
Proud to be a dependable hydraulic powertrain distributor with nationwide service.
Hydraulic Power Units
Providing hydraulic power unit upgrades, retrofits, and tailored system solutions.
What Sets Us Apart?
While most shops either sell parts or send repairs elsewhere, we handle design, repair, testing, and prototyping all in one facility. That means faster turnaround, better pricing, and total control over quality.
Authorized LHY Powertrain Distribution
Full In-House Repair & Remanufacturing
Rapid Prototyping with Short Lead Times
Hydraulic Troubleshooting & Preventive Maintenance
On-Site Testing and Validation
Custom System Design & Conversions
Complete Hydraulic System Solutions
Our goal is simple: to create smarter, stronger, and longer-lasting hydraulic systems. Every component we service or design is backed by years of field experience and modern diagnostic testing to ensure you get unmatched performance.
Hydraulic Power Units
We specialize in designing and building custom hydraulic power units for industrial and mobile applications. From open-loop and closed-loop hydraulic systems to variable and fixed displacement pumps, every unit is engineered for your specific performance and flow requirements.
Hydraulic Pump & Motor Repair
Our technicians perform complete teardown, inspection, and hydraulic pump and motor repair with load testing and calibration to ensure OEM-level results. We handle piston pumps, gear pumps, vane pumps, and more — all rebuilt, tested, and validated in-house.
Hydraulic System Design & Engineering
Our hydraulic system engineering team creates turnkey designs that maximize efficiency and minimize downtime. We design everything from hydraulic circuit layouts and filtration systems to electro-hydraulic control systems and proportional control valves — each tailored to your machine’s real-world environment.
Component Sales & Remanufacturing
We supply and rebuild components from leading manufacturers including Linde Hydraulics, Parker Hannifin, Danfoss, Bosch Rexroth, Eaton, Denison, ASA Hydraulics, and Kawasaki. From hydraulic valves and coolers to manifolds and cylinders, we have the parts and expertise to keep your system performing.
Repair • Remanufacturing • Testing • Prototype Hydraulic Systems
Industries We Serve
Our work powers a wide range of industries throughout Iowa, Wisconsin, Illinois, Minnesota, North Dakota, South Dakota & Nationwide! We've been helping clients stay productive through every season and application.
Mobile Hydraulic Systems
For construction and transportation fleets needing reliable power and smooth control.
Industrial Hydraulic Systems
Designed for factories, presses, and manufacturing operations that demand consistent hydraulic performance.
Agricultural Equipment
From combines to loaders, we support the hydraulic systems that keep Midwest farms running strong.
Marine & Heavy Equipment
Specialized hydrostatic drive systems and power transmission components engineered for performance and durability.
OEM Partnerships
We assist equipment manufacturers with custom hydraulic systems, hydraulic testing benches, and prototype development to accelerate innovation.
Authorized LHY Powertrain Service Center & Distributor
MJ Hydrostatics Inc. is proud to be an authorized LHY Powertrain service center and distributor, providing expert support, certified repairs, and direct access to genuine components to keep your equipment running at peak performance.
Let’s Build Power Together
Have a system issue, a custom request, or a prototype to develop? Our team is ready to help. Whether you need a complete hydraulic rebuild, a new hydraulic power unit, or advanced diagnostic testing, MJ Hydrostatics Inc. delivers results you can measure.