Gates was/is the GM supplier of these replacement serpentine and A/C belts for the SSR.
2003 and 2004 Main SSR Serpentine Belt: 5.3 liter applications only. Gates was/is the GM supplier for the 12637202 Main Accessory Serpentine Belt and also supplies the part to AC Delco as P/N 6K923.
2005 and 2006 SSR Main Serpentine Belt: 6.0 liter applications only. Gates was/is the GM supplier for the 12587562 Main Accessory Serpentine Belt and also to AC Delco as P/N 6K938. Part Number Cross-reference: GM 12587562, AC Delco 6K938, Gates K060938.
2003 – 2006 SSR A/C Belt: Fits all four years of the SSR, both 5.3 and 6.0 liter applications. Gates 12576446 and also to AC Delco as P/N 4K365. Part Number Cross-reference: GM 12576446, AC Delco 4K365, Gates K040365.
Please note that your belt may come with either Gates or AC Delco packaging.
