Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!
Login My Account Icon | Sign Up
0

Please, add your first item to the wishlist

Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

0

Please, add your first item to the wishlist

Select vehicle to confirm fitment

Genuine GMC Accessory Drive Belt Idler Pulley 12611935

PART#: 12611935
Genuine GMC
Add to My Projects
Genuine GMC Accessory Drive Belt Idler Pulley 12611935

$60.95

Select vehicle to confirm fitment

Out of stock

Need help? Talk to us, or chat with an expert!
Add to My Projects
Interchanges
BrandPart #
GMC12581700
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2023GMCSierra 3500 HDSLT6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1 | Crew Cab Pickup; | Extended Cab Pickup; | Standard Cab Pickup;
2023GMCSierra 3500 HDSLE6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1 | Crew Cab Pickup; | Extended Cab Pickup; | Standard Cab Pickup;
2023GMCSierra 3500 HDDenali6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1 | Crew Cab Pickup; | Extended Cab Pickup; | Standard Cab Pickup;
2023GMCSierra 3500 HDAT46.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1 | Crew Cab Pickup; | Extended Cab Pickup; | Standard Cab Pickup;
2023GMCSierra 3500 HDPro6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1 | Crew Cab Pickup; | Extended Cab Pickup; | Standard Cab Pickup;
2023GMCSierra 2500 HDDenali6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1
2023GMCSierra 2500 HDSLT6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1
2023GMCSierra 2500 HDPro6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1
2023GMCSierra 2500 HDSLE6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1
2023GMCSierra 2500 HDAT46.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1
2020GMCSierra 2500 HDBase6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1
2020GMCSierra 2500 HDAT46.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1
2020GMCSierra 2500 HDDenali6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1
2020GMCSierra 2500 HDSLT6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1
2020GMCSierra 2500 HDSLE6.6V8DIESELN/A6.6 LITER DIESEL W/DUAL ALTERNATORS; type 1
2019GMCSierra 2500 HDBase6.6V8DIESELLower | Engine Code: L5P;
2019GMCSierra 2500 HDSLT6.6V8DIESELLowerSingle Alternator | Engine Code: L5P;
2019GMCSierra 2500 HDSLE6.6V8DIESELN/ASingle Alternator | Engine Code: L5P;
2019GMCSierra 2500 HDDenali6.6V8DIESELLower
2019GMCSierra 2500 HDBase6.6V8DIESELN/ADual Alternators | Engine Code: L5P;
2019GMCSierra 2500 HDSLT6.6V8DIESELN/A | Engine Code: L5P;
2019GMCSierra 2500 HDSLE6.6V8DIESELLower | Engine Code: L5P;
2019GMCSierra 2500 HDDenali6.6V8DIESELN/ASingle Alternator
2019GMCSierra 3500 HDSLT6.6V8DIESELN/ADual Alternators | Engine Code: L5P;
2019GMCSierra 3500 HDSLE6.6V8DIESELN/ASingle Alternator | Engine Code: L5P;
2019GMCSierra 3500 HDBase6.6V8DIESELN/ADual Alternators | Engine Code: L5P;
2019GMCSierra 3500 HDSLT6.6V8DIESELLower | Engine Code: L5P;
2019GMCSierra 3500 HDDenali6.6V8DIESELLowerSingle Alternator
2019GMCSierra 3500 HDSLE6.6V8DIESELLower | Engine Code: L5P;
2019GMCSierra 3500 HDBase6.6V8DIESELLower | Engine Code: L5P;
2019GMCSierra 3500 HDDenali6.6V8DIESELN/A
2018GMCSierra 2500 HDBase6.6V8DIESELN/A | Engine Code: L5P;
2018GMCSierra 2500 HDSLT6.6V8DIESELLower | Engine Code: L5P;
2018GMCSierra 2500 HDSLE6.6V8DIESELLowerDual Alternators | Engine Code: L5P;
2018GMCSierra 2500 HDDenali6.6V8DIESELLower
2018GMCSierra 2500 HDSLT6.6V8DIESELN/ADual Alternators | Engine Code: L5P;
2018GMCSierra 2500 HDSLE6.6V8DIESELN/A | Engine Code: L5P;
2018GMCSierra 2500 HDBase6.6V8DIESELLowerDual Alternators | Engine Code: L5P;
2018GMCSierra 2500 HDDenali6.6V8DIESELN/ASingle Alternator
2018GMCSierra 3500 HDDenali6.6V8DIESELN/A
2018GMCSierra 3500 HDBase6.6V8DIESELLowerSingle Alternator | Engine Code: L5P;
2018GMCSierra 3500 HDSLT6.6V8DIESELLowerDual Alternators | Engine Code: L5P;
2018GMCSierra 3500 HDBase6.6V8DIESELN/A | Engine Code: L5P;
2018GMCSierra 3500 HDSLT6.6V8DIESELN/A | Engine Code: L5P;
2018GMCSierra 3500 HDSLE6.6V8DIESELLowerDual Alternators | Engine Code: L5P;
2018GMCSierra 3500 HDSLE6.6V8DIESELN/A | Engine Code: L5P;
2018GMCSierra 3500 HDDenali6.6V8DIESELLowerSingle Alternator
2017GMCSierra 2500 HDBase6.6V8DIESELLowerDual Alternators
2017GMCSierra 2500 HDDenali6.6V8DIESELN/A
2017GMCSierra 2500 HDBase6.6V8DIESELN/A
2017GMCSierra 2500 HDSLT6.6V8DIESELLowerDual Alternators
2017GMCSierra 2500 HDSLE6.6V8DIESELLower
2017GMCSierra 2500 HDDenali6.6V8DIESELLowerSingle Alternator
2017GMCSierra 2500 HDSLT6.6V8DIESELN/A
2017GMCSierra 2500 HDSLE6.6V8DIESELN/ASingle Alternator
2017GMCSierra 3500 HDSLT6.6V8DIESELN/ADual Alternators
2017GMCSierra 3500 HDSLE6.6V8DIESELN/ASingle Alternator
2017GMCSierra 3500 HDBase6.6V8DIESELLower
2017GMCSierra 3500 HDSLT6.6V8DIESELLower
2017GMCSierra 3500 HDSLE6.6V8DIESELLower
2017GMCSierra 3500 HDDenali6.6V8DIESELLowerDual Alternators
2017GMCSierra 3500 HDBase6.6V8DIESELN/ASingle Alternator
2017GMCSierra 3500 HDDenali6.6V8DIESELN/A
2016GMCSierra 2500 HDBase6.6V8DIESELRight | Engine Code: LML;
2016GMCSierra 2500 HDSLT6.6V8DIESELRight | Engine Code: LML;
2016GMCSierra 2500 HDDenali6.6V8DIESELN/A | Engine Code: LML;
2016GMCSierra 2500 HDBase6.6V8DIESELN/ASingle Alternator | Engine Code: LML;
2016GMCSierra 2500 HDSLT6.6V8DIESELN/ASingle Alternator | Engine Code: LML;
2016GMCSierra 2500 HDSLE6.6V8DIESELN/ADual Alternators | Engine Code: LML;
2016GMCSierra 2500 HDDenali6.6V8DIESELRightSingle Alternator | Engine Code: LML;
2016GMCSierra 2500 HDSLE6.6V8DIESELRight | Engine Code: LML;
2016GMCSierra 3500 HDSLE6.6V8DIESELN/A | Engine Code: LML;
2016GMCSierra 3500 HDBase6.6V8DIESELN/A | Engine Code: LML;
2016GMCSierra 3500 HDDenali6.6V8DIESELRightDual Alternators | Engine Code: LML;
2016GMCSierra 3500 HDSLT6.6V8DIESELN/ADual Alternators | Engine Code: LML;
2016GMCSierra 3500 HDSLT6.6V8DIESELRight | Engine Code: LML;
2016GMCSierra 3500 HDSLE6.6V8DIESELRightDual Alternators | Engine Code: LML;
2016GMCSierra 3500 HDBase6.6V8DIESELRightDual Alternators | Engine Code: LML;
2016GMCSierra 3500 HDDenali6.6V8DIESELN/A | Engine Code: LML;
2016GMCSavana 2500Base6.6V8DIESELRightDual Alternators; Smooth | Engine Code: LGH;
2016GMCSavana 2500Base6.6V8DIESELN/A | Engine Code: LGH;
2016GMCSavana 3500Base6.6V8DIESELRight | Engine Code: LGH;
2016GMCSavana 3500Base6.6V8DIESELN/ADual Alternators; Smooth | Engine Code: LGH;
2016GMCSavana 3500LS6.6V8DIESELRightDual Alternators; Smooth | Engine Code: LGH;
2016GMCSavana 3500LT6.6V8DIESELRightSingle Alternator; Smooth | Engine Code: LGH;
2016GMCSavana 3500LS6.6V8DIESELN/A | Engine Code: LGH;
2016GMCSavana 3500LT6.6V8DIESELN/A | Engine Code: LGH;
2015GMCSierra 2500 HDSLT6.6V8DIESELRightDual Alternators | Engine Code: LML;
2015GMCSierra 2500 HDDenali6.6V8DIESELN/A
2015GMCSierra 2500 HDBase6.6V8DIESELN/A | Engine Code: LML;
2015GMCSierra 2500 HDSLE6.6V8DIESELRightSingle Alternator | Engine Code: LML;
2015GMCSierra 2500 HDSLT6.6V8DIESELN/A | Engine Code: LML;
2015GMCSierra 2500 HDSLE6.6V8DIESELN/A | Engine Code: LML;
2015GMCSierra 2500 HDDenali6.6V8DIESELRightDual Alternators
2015GMCSierra 2500 HDBase6.6V8DIESELRightDual Alternators | Engine Code: LML;
2015GMCSierra 3500 HDSLE6.6V8DIESELRightSingle Alternator | Engine Code: LML;
2015GMCSierra 3500 HDDenali6.6V8DIESELRightSingle Alternator | Engine Code: LML;
2015GMCSierra 3500 HDBase6.6V8DIESELN/ASingle Alternator | Engine Code: LML;
2015GMCSierra 3500 HDSLT6.6V8DIESELN/A | Engine Code: LML;
2015GMCSierra 3500 HDSLE6.6V8DIESELN/A | Engine Code: LML;
2015GMCSierra 3500 HDBase6.6V8DIESELRight | Engine Code: LML;
2015GMCSierra 3500 HDSLT6.6V8DIESELRightDual Alternators | Engine Code: LML;
2015GMCSierra 3500 HDDenali6.6V8DIESELN/A | Engine Code: LML;
2015GMCSavana 2500Base6.6V8DIESELRightSingle Alternator; Smooth | Engine Code: LGH;
2015GMCSavana 2500Base6.6V8DIESELN/A | Engine Code: LGH;
2015GMCSavana 3500Base6.6V8DIESELN/ADual Alternators; Smooth | Engine Code: LGH;
2015GMCSavana 3500LT6.6V8DIESELRightSingle Alternator; Smooth
2015GMCSavana 3500Base6.6V8DIESELRight | Engine Code: LGH;
2015GMCSavana 3500LS6.6V8DIESELRightDual Alternators; Smooth
2015GMCSavana 3500LS6.6V8DIESELN/A
2015GMCSavana 3500LT6.6V8DIESELN/A
2014GMCSavana 2500Base6.6V8DIESELRightSingle Alternator; Smooth | Engine Code: LGH;
2014GMCSavana 2500Base6.6V8DIESELN/A | Engine Code: LGH;
2014GMCSavana 3500Base6.6V8DIESELRightSingle Alternator; Smooth | Engine Code: LGH;
2014GMCSavana 3500LS6.6V8DIESELRight
2014GMCSavana 3500LT6.6V8DIESELRight
2014GMCSavana 3500Base6.6V8DIESELN/A | Engine Code: LGH;
2014GMCSavana 3500LS6.6V8DIESELN/ADual Alternators; Smooth
2014GMCSavana 3500LT6.6V8DIESELN/ASingle Alternator; Smooth
2014GMCSierra 2500 HDSLT6.6V8DIESELN/ADual Alternators | Engine Code: LML;
2014GMCSierra 2500 HDWT6.6V8DIESELN/A | Engine Code: LML;
2014GMCSierra 2500 HDSLE6.6V8DIESELN/A | Engine Code: LML;
2014GMCSierra 2500 HDDenali6.6V8DIESELRightDual Alternators
2014GMCSierra 2500 HDSLT6.6V8DIESELRight | Engine Code: LML;
2014GMCSierra 2500 HDWT6.6V8DIESELRightDual Alternators | Engine Code: LML;
2014GMCSierra 2500 HDSLE6.6V8DIESELRightSingle Alternator | Engine Code: LML;
2014GMCSierra 2500 HDDenali6.6V8DIESELN/A
2014GMCSierra 3500 HDWT6.6V8DIESELN/A
2014GMCSierra 3500 HDSLT6.6V8DIESELN/A
2014GMCSierra 3500 HDSLE6.6V8DIESELN/ADual Alternators
2014GMCSierra 3500 HDSLT6.6V8DIESELRightDual Alternators
2014GMCSierra 3500 HDDenali6.6V8DIESELRightDual Alternators
2014GMCSierra 3500 HDWT6.6V8DIESELRightSingle Alternator
2014GMCSierra 3500 HDSLE6.6V8DIESELRight
2014GMCSierra 3500 HDDenali6.6V8DIESELN/A
2013GMCSierra 2500 HDSLE6.6V8DIESELRightDual Alternators | Engine Code: LML;
2013GMCSierra 2500 HDSLT6.6V8DIESELRight | Engine Code: LML;
2013GMCSierra 2500 HDWT6.6V8DIESELRight | Engine Code: LML;
2013GMCSierra 2500 HDDenali6.6V8DIESELN/A
2013GMCSierra 2500 HDSLT6.6V8DIESELN/ADual Alternators | Engine Code: LML;
2013GMCSierra 2500 HDWT6.6V8DIESELN/ASingle Alternator | Engine Code: LML;
2013GMCSierra 2500 HDSLE6.6V8DIESELN/A | Engine Code: LML;
2013GMCSierra 2500 HDDenali6.6V8DIESELRightSingle Alternator
2013GMCSierra 3500 HDSLT6.6V8DIESELRightDual Alternators
2013GMCSierra 3500 HDWT6.6V8DIESELRight
2013GMCSierra 3500 HDDenali6.6V8DIESELN/ASingle Alternator
2013GMCSierra 3500 HDSLE6.6V8DIESELRight
2013GMCSierra 3500 HDSLT6.6V8DIESELN/A
2013GMCSierra 3500 HDWT6.6V8DIESELN/ADual Alternators
2013GMCSierra 3500 HDSLE6.6V8DIESELN/ASingle Alternator
2013GMCSierra 3500 HDDenali6.6V8DIESELRight
2013GMCSavana 2500Base6.6V8DIESELN/A | Engine Code: LGH;
2013GMCSavana 2500Base6.6V8DIESELRightSingle Alternator; Smooth | Engine Code: LGH;
2013GMCSavana 3500Base6.6V8DIESELRightSingle Alternator; Smooth | Engine Code: LGH;
2013GMCSavana 3500Base6.6V8DIESELN/A | Engine Code: LGH;
2013GMCSavana 3500LS6.6V8DIESELN/ASingle Alternator; Smooth
2013GMCSavana 3500LS6.6V8DIESELRight
2013GMCSavana 3500LT6.6V8DIESELN/ADual Alternators; Smooth
2013GMCSavana 3500LT6.6V8DIESELRight
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

✕

Free shipping Icon

FREE SHIPPING

Available on all kits, sets & Bison performance products