The Eaton System Manager is a key electronic component in heavy-duty Gen 1 Eaton Autoshift transmissions. Designed to manage automated shifting, the System Manager works in coordination with the TCU and Shift Lever to monitor engine data, vehicle speed, and shift timing to ensure smooth and efficient shifts. This system helps reduce driver fatigue, improve fuel economy, and maintain consistent performance across a wide range of driving conditions, making it a valuable asset in commercial trucking operations. Weller Truck Parts offers professionally remanufactured Eaton System Managers that exceed OEM standards for quality and reliability. Each unit is carefully disassembled, inspected, and rebuilt by experienced IPC certified technicians using advanced testing procedures to ensure optimal functionality. Weller’s remanufactured System Managers are backed by an industry-leading warranty, and customers benefit from Weller’s knowledgeable tech support and responsive customer service. Whether you're replacing a failed unit or proactively maintaining your fleet, Weller delivers dependable solutions with the support you need to keep your trucks running smoothly. Rework is performed in Michigan, USA.