*Aluminum heat sink

*Diodes:6-50A Avalanche

*For use on: GM

*Fits alternator:17SI,21SI,22SI,33SI,34SI,CS144

*Replaces: TRANSPO DR5174, WAI 31-119

1, We supply over thousands of Alternators Parts, such as Stator, Rectifier, Voltage Regulator, they can replace BOSCH, DELCO, FORD, VALEO, LUCAS, HITACHI, MITSUBISHI, MANDO, NIPPONDENSO, NISSAN, ISUZU, HINO, SAWAFUJI series, etc.

2, Application: cars, buses, heavy duty trucks, tractors, construction machinery...

3, Certification: ISO 9001:2000 & ISO/TS16949.

4, Our market refers to North & South America, Southeast Asia, Australia, Middle East, South Africa and Europe.

5, If you want to inquire about our products, please supply us your reference numbers, such as OEM, WAI, Transpo numbers or pictures.