Alishan No. 7SEU17CM1001 Compressor Type 7SEU17C OEM No. 0002309111 ; 0012301211 ; 0012302911 ; 0012305811 Original No. 447180-5240 ; 447180-5241 ; 447180-4130 ; 447180-9730 ; 447180-9731 ; 447100-2200 ; 447220-9331 ; 447220-9330 ; 447220-9150 Vehicle Application Mercedes Benz W203 C 220 CDI 2000' ; W211 CLS 500 2006' Pulley Diameter 105mm(MAX.) ; 100mm(MIN.) Grooves 6PK Front Separation N/A Rear Separation N/A Voltage EL. CONTROL VALVE Description R134a.