Pulley Groove Quantity:4. Compressor type:7SBU17C. Type:A/C Compressor. 2010-2015 550i GT 4.4L. 2010-2017 550i GT xDrive 4.4L. Compatible Makes:BMW. Note:NOT with CSE717 Compressor. Reconnect the wiring harness to the compressor and verify all connections are tight.
