: It was compatible with various headers, most commonly the C510 , with cutting widths typically ranging between 4.5 and 6.0 meters (15 to 20 ft). Operational Versatility and Legacy 1998 CLAAS MEGA 204 DOMINATOR Harvester - GSAT.JP
: The Mega 204 utilized 5 straw walkers providing a total separation area of roughly 5.8 square meters. It often included an intensive separation system with two rows of agitator tines to effectively spread straw and maximize grain recovery.
At its heart, the Claas Mega 204 was typically powered by a diesel engine, delivering approximately 200 horsepower (147 kW). Some later variants or specific market models utilized updated powerplants, such as the 7.6L OM engine.