Compatibility: Fits vehicle engine cooling systems that use OE numbers 6R0965561A, 6R0 965 561A, or 561 A. Function: Provides auxiliary coolant circulation as an electric water pump in engine cooling systems. OE Reference: Equivalent to replacement part numbers 6R0965561A, 6R0 965 561A, and 561 A. Design: Electric water pump intended for installation in engine cooling circuits as an additional coolant flow component. Application: Suitable for vehicle cooling systems that require an auxiliary electric water pump.