The Mazda RX-8, produced from 2003 onwards, is a distinctive sports car renowned for its unique rotary (Wankel) engine, the Renesis (13B-MSP). This high-revving, smooth-operating powertrain, coupled with a near 50/50 weight distribution, contributes to its exceptional handling dynamics and driver-focused experience. The RX-8's design, including its innovative 'freestyle' doors, and its reputation for balanced chassis and spirited performance, set it apart in its segment, earning accolades such as Car and Driver's 10Best list.

This workshop manual provides comprehensive guidance for the Y16M-D 6-speed manual transmission system, covering early production models up to 2003. It details complete gearbox disassembly and reassembly, including internal components like gears, synchros, and bearings, as well as clutch system operation and driveshaft interfaces. The manual includes diagnostic procedures, repair instructions, maintenance tasks, component testing, and critical torque specifications. Its purpose is to assist owners, mechanics, and technicians in maintaining and repairing the transmission, ensuring optimal performance and longevity.