En Caterpillar 10R-5603 CAT® Reman Piston Pump is a precision-engineered replacement part designed for the Tractor de orugas D10T-RJG, providing superior hydraulic power and system efficiency. Manufactured under Caterpillar’s strict remanufacturing standards, this reman piston pump offers the same performance and durability as new, with the added value of sustainability and cost-efficiency. With 10R-5603, operators benefit from consistent pressure flow, long service life, and compatibility with heavy-duty applications in mining and earthmoving. Ideal for field repairs or scheduled overhauls, this component is tested for OEM compliance and backed by the reliability of CAT® parts. Compatible with part numbers 20R-2182, 2200780, 105-1633, and 226-1224El CAT 10R-5603 pump ensures seamless integration into the D10T’s hydraulic system. Optimize your machine’s performance and reduce downtime with this essential replacement part.