Compatible models 1: Jaxivo 12626222 Serpentine Drive Belt V-Ribbed Belt Compatible with Chevrolet 07-09 Avalanche LS/LT/LTZ 5.3L V8 Gas,07-12 Avalanche LS/LT/LTZ 5.3L V8 Flex,07-09 Avalanche LTZ 6.0L V8 Gas,13 Avalanche Black Diamond LS/LT/LTZ 5.3L V8 Flex,09-12 Colorado LT 5.3L V8 Gas, 09 Express 1500 Base/LS/LT 5.3L V8 Gas(with 145 Amp or 160 Amp Alternator), 09-14 Express 1500 Base/LS/LT 5.3L V8 Flex,14-15 Express 2500 Base/LS/LT 4.8L V8 Flex(with 145 Amp or 160 Amp Alternator),14-15 Express 2500/3500 Base/LS/LT 6.0L V8 Flex,14-15 Express 3500 Base/LS/LT 4.8L V8 Flex(with 145 Amp or 160 Amp Alternator),14-15 Express 4500 Base 6.0L V8 Flex. Compatible models 2: Jaxivo 12626222 Serpentine Drive Belt V-Ribbed Belt Compatible with Chevrolet 07-09 Silverado 1500 LS/LT/WT 4.8L V8 Gas,10-13 Silverado 1500 LS/LT/WT 4.8L V8 Flex,10-13 Silverado 1500 LS/XFE 5.3L V8 Flex,07-09 Silverado 1500 LT/LTZ/WT 5.3L V8 Gas,07-09 Silverado 1500 LT/LTZ 6.0L V8 Gas,07-13 Silverado 1500 LT/LTZ 5.3L V8 Flex,10-13 Silverado 1500 LT 6.2L V8 Flex,09-13 Silverado 1500 LTZ 6.2L V8 Flex,13-14 Silverado 2500 HD LT/LTZ/WT 6.0L V8 CNG, 10-14 Silverado 2500 HD LT/LTZ/WT 6.0L V8 Flex,07-14 Silverado 2500 HD LT/LTZ/WT 6.0L V8 Gas,10-14 Silverado 3500 HD LT/LTZ/WT 6.0L V8 Flex,07-14 Silverado 3500 HD LT/LTZ/WT 6.0L V8 Gas, Compatible models 3: Jaxivo 12626222 Serpentine Drive Belt V-Ribbed Belt Compatible with Chevrolet 07-09 Suburban 1500 LS/LT/LTZ 5.3L V8 Gas, 07-09 Suburban 1500 LT/LTZ 6.0L V8 Gas,07-14 Suburban 1500 LS/LT/LTZ 5.3L V8 Flex,07-09 Suburban 2500 LS/LT 6.0L V8 Gas,10-13 Suburban 2500 LS/LT 6.0L V8 Flex,07 Suburban 2500 LTZ 6.0L V8 Gas,07-09 Tahoe LS 4.8L V8 Gas,07-09 Tahoe LS/LT/LTZ 5.3L V8 Gas,07-14 Tahoe LS/LT/LTZ 5.3L V8 Flex,09-10 Tahoe LT 5.3L V8 Flex,08 Tahoe LTZ 6.2L V8 Gas,09 Tahoe LTZ 6.2L V8 Flex,07-14 Tahoe PPV 5.3L V8 Flex. Compatible models 4: Jaxivo 12626222 Serpentine Drive Belt V-Ribbed Belt Compatible with GMC 09-12 Canyon SLE/SLT 5.3L V8 Gas,09 Savana 1500 Base/LS/LT 5.3L V8 Gas(with 145 Amp or 160 Amp Alternator),09-14 Savana 1500 Base/LS/LT 5.3L V8 Flex,14-15 Savana 2500 Base/LS/LT 4.8L V8 Flex(with 145 Amp or 160 Amp Alternator),14-15 Savana 3500 Base/LS/LT 4.8L V8 Flex(with 145 Amp or 160 Amp Alternator),14-15 Savana 2500/3500 Base/LS/LT 6.0L V8 Flex, 14-15 Savana 4500 Base 6.0L V8 Flex,07-08 Sierra 1500 Denali 6.2L V8 Gas, 09-13 Sierra 1500 Denali/SLT 6.2L V8 Flex,07-09 Sierra 1500 SL/SLE/WT 4.8L V8 Gas,10-13 Sierra 1500 SL 4.8L/5.3L V8 Flex.  Compatible models 5: Jaxivo 12626222 Serpentine Drive Belt V-Ribbed Belt Compatible with GMC 10-13 Sierra 1500 SLE 4.8L/6.2L V8 Flex,07-13 Sierra 1500 SLE/SLT/WT 5.3L V8 Flex,07-09 Sierra 1500 SLE/SLT 5.3L/6.0L V8 Gas,10-13 Sierra 1500 WT 4.8L V8 Flex(with 145 Amp or 160 Amp Alternator),07-09 Sierra 1500 WT 5.3L V8 Gas,10-13 Sierra 1500 XFE 5.3L V8 Flex,11-14 Sierra 2500 HD/3500 HD Denali 6.0L V8 Flex,14 Sierra 2500 HD/3500 HD Denali 6.0L V8 Gas,13-14 Sierra 2500 HD SLE 6.0L V8 CNG,10-14 Sierra 2500 HD/3500 HD SLE 6.0L V8 Flex,07-14 Sierra 2500 HD/3500 HD SLE 6.0L V8 Gas,13-14 Sierra 2500 HD SLT 6.0L V8 CNG, 10-14 Sierra 2500 HD/3500 HD SLT 6.0L V8 Flex. Compatible models 6: Jaxivo 12626222 Serpentine Drive Belt V-Ribbed Belt Compatible with GMC 07-14 Sierra 2500 HD/3500 HD SLT 6.0L V8 Gas,13-14 Sierra 2500 HD WT 6.0L V8 CNG,10-14 Sierra 2500 HD/3500 HD WT 6.0L V8 Flex,07-14 Sierra 2500 HD/3500 HD WT 6.0L V8 Gas,07-08 Yukon Denali 6.2L V8 Gas,09-14 Yukon Denali 6.2L V8 Flex,07-09 Yukon SLE 4.8L/5.3L V8 Gas,07-14 Yukon SLE/SLT 5.3L V8 Flex,07-09 Yukon SLT 5.3L V8 Gas, 07-08 Yukon XL 1500 Denali 6.2L V8 Gas,09-14 Yukon XL 1500 Denali 6.2L V8 Flex,07-09 Yukon XL 1500 SLE 5.3L/6.0L V8 Gas,07-14 Yukon XL 1500 SLE/SLT 5.3L V8 Flex. Compatible models 7: Jaxivo 12626222 Serpentine Drive Belt V-Ribbed Belt Compatible with GMC 07-09 Yukon XL 1500 SLT 5.3L/6.0L V8 Gas,10-12/14 Yukon XL 1500 SLT 6.2L V8 Flex,07-09 Yukon XL 2500 SLE/SLT 6.0L V8 Gas, 10-13 Yukon XL 2500 SLE/SLT 6.0L V8 Flex. Compatible with Cadillac 07-08 Escalade Base 6.2L V8 Gas,08 Escalade Platinum 6.2L V8 Gas,09-14 Escalade Base/Platinum 6.2L V8 Flex,11-14 Escalade Luxury/Premium 6.2L V8 Flex,07-08 Escalade ESV Base 6.2L V8 Gas, 08 Escalade ESV Platinum 6.2L V8 Gas,09-14 Escalade ESV Base/Platinum 6.2L V8 Flex,11-14 Escalade ESV Luxury/Premium 6.2L V8 Flex. Compatible models 8: Jaxivo 12626222 Serpentine Drive Belt V-Ribbed Belt Compatible with 07-08 Escalade EXT Base 6.2L V8 Gas,09-13 Escalade EXT Base 6.2L V8 Flex,11-13 Escalade EXT Luxury/Premium 6.2L V8 Flex. Compatible with Hummer 08 H2 Base 6.2L V8 Gas,09 H2 Base 6.2L V8 Flex, 08-09 H3 Alpha 5.3L V8 Gas,09 H3 Championship Series 5.3L V8 Gas,10 H3 Alpha 5.3L V8 Flex,09 H3T Alpha 5.3L V8 Gas,10 H3T Alpha 5.3L V8 Flex. Replace OE Number: 6PK2370,12626222,12590622,19355278,K060935,5060935,1060935,K060935HD,12559616,12551136, 12569436,10105245,04861850AA,04861850AB,4861850AB,4861850AC,4861850AD,04593668AA, 4593668AA,XR3Z8620HA,1R3Z8620BA,1R3Z8620DA,1R3E86