Subaru 34430FE042 Power Steering Pump Assembly

Technical specifications for Subaru OEM power steering pump assembly part number 34430FE042. This hydraulic power steering pump features a multi-belt pulley design and is engineered for direct fitment on 2004-2007 Subaru Impreza WRX and STI models equipped with EJ20 2.0L and EJ25 2.5L turbocharged boxer engines. The pump assembly includes the pump housing, rotor, vanes, pressure control valve, and integrated pulley. It supersedes previous part numbers 34430FE040 and 34430FE041. Manufactured to Subaru OEM specifications for reliable hydraulic pressure generation and steering assist performance. Material composition includes aluminum alloy pump housing with hardened steel internal components. The unit is designed for use with Subaru specified power steering fluid. Installation requires proper system bleeding and torque specifications per Subaru service manual. Cross-references include aftermarket numbers SBST133 and superseded OEM numbers 34430FE040, 34430FE041, 34430FE000, 34430FE001.