This manual pertains to the Mercedes-Benz 722.3 and 722.4 series automatic transmissions. These transmissions are engineered for robust performance and reliability in rear-wheel-drive applications, offering a smooth 4-speed driving experience. Designed for a wide range of vehicle operations, their sophisticated internal mechanisms and precise engineering ensure efficient power delivery and durability, making them a cornerstone of Mercedes-Benz automotive excellence.

This comprehensive service repair and troubleshooting manual provides essential information for the maintenance, repair, and overhaul of the 722.3 and 722.4 automatic transmissions. It details diagnostic procedures, step-by-step repair and rebuild instructions, and adjustment procedures for various components. Technical specifications, including fluid requirements like Dexron II and Dexron III, and torque converter compatibility specific to Mercedes-Benz applications, are also covered. This manual serves as an indispensable resource for owners, technicians, and mechanics seeking to maintain and restore these transmissions to optimal working condition.