Two Panel Centre Opening Car Door Mechanism has low weight and reduced overall dimensions. The Mechanism has wire rope less car header for silent operation and has wider belt size strengthens the operating torque. The Mechanism has hard anodized aluminium track for silent operation, auto learning facility for variable door weight and has speed control for coupler-skate gives noiseless opening/ closing. The Mechanism has the feature of easy installation and fast debugging and field is configurable for interfacing with different types of main controller. The Mechanism has wide input power supply range that makes trouble free operation in power fluctuation and has long life door contacts. The Mechanism has adjustable idle pulley with spring tension and has bottom groove less sill design to prevent dirt entry and gives nice bottom look. The Two Panel Centre Opening Car Door Mechanism has built in track cleaners and roller cleaners for longer time noiseless operation.