If you already have an existing account with another Cat App, you can use the same account to sign in here
One Account. All of Cat.
Your Caterpillar account is the single account you use to log in to select services and applications we offer. Shop for parts and machines online, manage your fleet, go mobile, and more.
Account Information
Site Settings
Security
Hydraulic Pumps & Motors
KNOW WHAT YOU NEED?
Start Shopping
DISCUSS PUMPS AND MOTORS WITH YOUR CAT DEALER
Connect with Your Dealer
Overview
EXCLUSIVE FEATURES, PERFORMANCE AND PEACE OF MIND.
Cat® hydraulic pumps and motors are precisely designed and manufactured to meet the requirements of your equipment. Robustly designed, durable, high-end materials and precision tolerances make Cat hydraulic pumps and motors the preferred choice for hydraulic system efficiency and reliability..
Hydraulic Pumps & Motors
UNIQUELY DESIGNED FOR CAT MACHINES
Designed with exclusive features for enhanced performance, durability
and seamless integration in a highly-refined, holistic hydraulic system. Cat hydraulic pumps and motors are optimized for hydraulic system integration and performance.
INCREASED DURABILITY & PERFORMANCE
Cat hydraulic pumps and motors meet machine specifications out of the box to work with machine controls for minimized downtime. Custom splines, control pistons and lubrication system designed for Cat applications for longer pump life and hydraulic system durability.
CATERPILLAR LIMITED WARRANTY
Covers resultant damaged Cat parts in the event of an applicable failure. 1
1 Warranty can vary by model and application; limitations may apply. For complete details about the applicable Caterpillar Limited Warranty, contact an authorized Cat dealer.
ROBUST DESIGN
GEAR PUMPS
VANE PUMPS
PISTON PUMPS
REPAIR OPTIONS
Robust design. Precision construction.
Cat hydraulic pumps and motors are precisely designed and manufactured to meet the demanding requirements of Cat equipment. Robustly designed, durable, high-end materials and precision tolerances make Cat hydraulic pumps and motors the preferred choice.
HIGHER-PERFORMING SHAFT SEALS
UNIQUELY-DESIGNED, ROBUST SEALS
BETTER FLUSHING & LUBRICATION FLOWS
HIGHER-CAPACITY, DURABLE BEARINGS
& BUSHINGS
HIGH-PERFORMING, INNOVATIVE SEALS
& GASKETS
HIGHER-GRADE SWIVEL LINKAGE & SWASH
PLATE MATERIAL
HIGH SPEED ROTATING GROUPS
OPTIMIZED PORT PLATE TIMING
UNIQUE SOLENOID CONTROL VALVE
DOWNLOAD RESOURCES
Caterpillar product brochures and other informational documents are available for your growing business.
GALLERY
Hydraulic Pumps & Motors
Cat Construction Equipment Maintenance: Do It Yourself Articles
Proper maintenance keeps your equipment reliable and job-ready. Check out these articles for hands-on tips to help extend the life of your machine.
Why Choose Cat® Hydraulic Pumps & Motors?
Frequently Asked Questions
What makes Cat® hydraulic pumps and motors the right choice compared to other aftermarket options?
Cat hydraulic pumps and motors are engineered specifically for Cat equipment, ensuring OEM compatibility, enhanced durability, and peak hydraulic system performance. Built with high-grade materials and precision tolerances, each unit undergoes 100% factory testing to deliver reliability in demanding applications.
What types of Cat hydraulic pumps are available and what are their advantages?
Gear Pumps – Cost-effective and rugged, ideal for high-flow, low-pressure applications.
Vane Pumps– Common in older machines, suitable for light-duty operations.
Piston Pumps– High-efficiency pumps for high-pressure systems, available in fixed and variable displacement models.
All Cat pumps are designed to help reduce hydraulic system wear and improve uptime.
What performance features enhance Cat pump and motor reliability?
Cat pumps and motors include high-speed rotating groups to help prevent cavitation, advanced shaft seals for extreme conditions, and optimized port plate timing. These features help extend service life by up to 40% and reduce the risk of hydraulic failure.
What are my options for Cat hydraulic pump and motor repair or replacement?
Cat offers a full range of service options:
- Re-bearing and Reseal Kits – Cost-effective for undamaged units.
- Recondition Kits– Ideal for light wear, retaining reusable parts.
- Overhaul Kits– Complete rebuild kits with engineering updates.
- Cat Reman®– Remanufactured to like-new condition with same-as-new Caterpillar Limited Warranty* coverage.
- New OEM Components– Factory-assembled, globally available genuine Cat parts.
What is Cat Reman® and how does it benefit my hydraulic system?
Cat Reman hydraulic pumps and motors offer like-new performance at around 45–85% the cost of new parts when you return your end-of-life core. They reduce downtime compared to rebuilding the component, contribute to a circular economy, and come with a Caterpillar Limited Warranty*—making them a smart choice for cost-effective equipment maintenance.
What support do Cat dealers provide for hydraulic pumps and motors?
Cat dealers offer expert diagnostics, same-day parts availability, and flexible service options including Customer Value Agreements (CVAs), financing, and extended protection plans to keep your hydraulic system running efficiently.
*Warranty can vary by model and application; limitations apply. For complete details about the applicable Caterpillar Limited Warranty, contact an authorized Cat dealer.
* Terms and conditions apply.
