Serpentine BeltsOriginal equipment manufacturer (OEM) or equivalent. Part Reference Number*: 038903137JBrand: Continental/Germany* Golf IV (1999 - 2002) Serpentine Belt Alternator TDI w/ A/C Golf IV (2003 - 2005) Serpentine Belt Alternator 2003 TDI w/ A/C Jetta IV (1999 - 2002) Serpentine Belt Alternator TDI w/ A/C Jetta IV (2003 - 2005) Serpentine Belt Alternator 03-04 Std. TDI w/ A/C New Beetle (1998 - 2001) Serpentine Belt Alternator TDI w/ A/C New Beetle (2002 - 2005) Serpentine Belt Alternator 02-03 TDI w/ A/C