NP273 Electric Shift Transfer Case

The Zumbrota Drivetrain RTC273D-4M is a professionally remanufactured NP273 transfer case engineered as a dependable replacement for your Dodge Ram truck. This unit is rebuilt to high standards, ensuring quality and confidence. Key specifications include an electric shift system with the shift motor included, a star-shaped shift shaft, and a 29-spline input shaft with a 1.55-inch exposed length. The rear output features a 34-spline slip yoke style for robust connection, and there is no provision for a speedometer hole. This transfer case is identifiable by tag numbers 52123025AA, 52123025AB, and 52123025AD, and also carries the Hollander number 412-616. The remanufacturing process involves thorough inspection of cases and internal components for wear, such as cracks, stripped threads, shaft straightness, gear wear, and chain stretch. Zumbrota Drivetrain employs a specialized Hydro-blast rinse and blasting procedure, followed by a deep cleaning process. All internal components are rebuilt with the replacement of all bearings, seals, and viscous couplers. Each finished unit undergoes thorough spin testing to verify shiftability and check for noise. This transfer case is designed for 2006-2012 Dodge Ram 2500 and 3500 models. It is compatible with manual transmissions, as well as 6.7L Diesel engines with automatic transmissions. Units are shipped in high-density plastic totes to prevent damage during transit and come with a 2-year limited warranty.