Power Steering Pumps

Why Your RV or Marine Engine Needs a Healthy Power Steering Pump

The power steering pump is the heart of any hydraulic steering system. By pressurizing power steering fluid and delivering it to the steering gear or rack, the pump is what transforms an otherwise back-breaking task — maneuvering a heavy RV or a boat with a large outboard — into a smooth, effortless experience. When this component begins to fail, the symptoms are hard to miss: a whining or groaning noise when turning, stiff or jerky steering response, and in severe cases, complete loss of power assist. In demanding RV and marine applications, where vehicles are heavy, turning loads are high, and reliability is non-negotiable, a worn pump is not something to put off replacing.

New vs. Remanufactured: What to Consider

When shopping for a replacement power steering pump, one of the first decisions you will face is whether to choose a new unit or a remanufactured one. New pumps are built from all-fresh components and are a strong choice when you want maximum longevity or are upgrading from a unit that has had recurring issues. Remanufactured pumps, on the other hand, take a serviceable core, fully disassemble it, replace worn seals, O-rings, and internals, and test the finished unit to OE performance standards — often delivering like-new performance at a lower cost. Both options have a well-established place in the market, and the right choice depends on your budget, the age of your application, and whether a quality core is available.

Key Things to Check Before You Buy

• Fitment: Always verify the pump matches your specific engine make, model, and year. Mounting bolt patterns, inlet/outlet thread sizes, and reservoir configuration all vary.
• Pulley Compatibility: Many pumps are sold without a pulley. Confirm whether you can reuse your existing pulley or will need to purchase one separately.
• Reservoir Included: Some units include an integrated reservoir; others do not. Know what your application requires before ordering.
• Fluid Type: Ensure the pump seals are compatible with the power steering fluid specification used in your system.

Top Brands in RV & Marine Power Steering Pumps

Lares Corporation is one of the most trusted names in this category. Lares is one of the largest manufacturers of new and remanufactured power steering pumps and steering components in the United States, operating out of Cambridge, Minnesota. Every unit goes through a rigorous testing process before leaving the facility, and all products are backed by a limited lifetime warranty — a level of confidence that is hard to match in the aftermarket. Their catalog spans thousands of applications, from vintage classics to modern trucks, making them the dominant choice for coverage and quality in this segment.

Edelmann is a long-standing name in hydraulic steering components, known for engineering parts that meet or exceed original equipment specifications. Edelmann's focus on precision fitment and hydraulic integrity makes their power steering products a reliable choice for drivers who want a straightforward, OE-quality replacement without compromise.

Skyward Automotive Products rounds out the lineup with a broad catalog of replacement steering and suspension components designed to meet OEM standards across a wide range of vehicle platforms. Their power steering pump offerings provide a practical option for applications where fitment-accurate, dependable parts are the priority.