{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
2019 GMC Sierra 2500 HD
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
2019 GMC Sierra 2500 HD

2019 GMC Sierra 2500 HD Accessory Belt Idler Pulleys

Refine by:

Shop Catalog

Showing 1 - 15 of 23 results
Display item:
15
30
45
Sort by:
Accessory Belt Idler Pulley - Direct Fit, Sold individually
Replacement
Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: RC31740005
Guaranteed to Fit
$11.49
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.0L CNG
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.0L FLEX
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.0L GAS
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.0L CNG
Product Details
Warranty : 1-year Replacement unlimited-mileage warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Numberof Grooveson Pulley : 0Interchange Part Number : 36299, 12669569Replaces OE Number : 12669569Recommended Use : OE ReplacementProduct Fit : Direct FitReturns Policy : 30-Day Return Policy
Accessory Belt Idler Pulley - Direct Fit, Sold individually
Replacement
Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: REPC317403
Guaranteed to Fit
$9.99
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.6L Single/Dual Alt.
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.6L Single/Dual Alt.
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.6L Single/Dual Alt.
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.6L Single/Dual Alt.
Product Details
Location : LowerNotes : Serpentine; Flat; 0.67 in. inside diameter; 2.99 in. outside diameter; 1.1 in. widthWarranty : 1-year Replacement unlimited-mileage warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Numberof Grooveson Pulley : 0Interchange Part Number : 89059, 36112, 45026, 49096, 231059, 12564401, 11287516847, 06E903341A, 1832712C1, 31190RCAA01, 4861643AB, 6E5E19A216AB, GSP88012, YS317Replaces OE Number : 36112, 45026, 49096, 231059, 12564401, 11287516847, 06E903341A, 1832712C1, 31190RCAA01, 4861643AB, 6E5E19A216AB, GSP88012, YS317Recommended Use : OE ReplacementProduct Fit : Direct FitReturns Policy : 30-Day Return Policy
No Slack Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
Dayco®
No Slack Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: DY89059
Guaranteed to Fit
$26.49
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.6L Single/Dual Alt.
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.6L Single/Dual Alt.
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.6L Single/Dual Alt.
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.6L Single/Dual Alt.
Product Details
Location : LowerWarranty : 1 year or 12,000-mile Dayco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : No Slack SeriesInterchange Part Number : REPC317403, 36112, 45026, 49096, 231059, 12564401, 11287516847, 06E903341A, 1832712C1, 31190RCAA01, 4861643AB, 6E5E19A216AB, GSP88012, YS317Replaces OE Number : 36112, 45026, 49096, 231059, 12564401, 11287516847, 06E903341A, 1832712C1, 31190RCAA01, 4861643AB, 6E5E19A216AB, GSP88012, YS317Product Fit : Direct Fit
Professional Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
AC Delco®
Professional Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: AC38006
Guaranteed to Fit
$23.99
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.6L DIESEL, With Single or Dual Alt.
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.6L DIESEL, With Single or Dual Alt.
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.6L DIESEL, With Single or Dual Alt.
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.6L DIESEL, With Single or Dual Alt.
Product Details
Location : Below Alternator; Upper or LowerNotes : With 6-ribbed belt and smooth pulleyWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional SeriesInterchange Part Number : REPC317401, 38006, 1520679Replaces OE Number : 88909587Recommended Use : OE ReplacementProduct Fit : Direct Fit
DriveAlign Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
Gates®
DriveAlign Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: GAT36776
Guaranteed to Fit
$53.49
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.6L With Dual Alts.
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.6L With Dual Alts.
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.6L With Dual Alts.
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.6L With Dual Alts.
Product Details
Location : UpperNotes : 17 mm Bearing Bore Inside Diameter; 32 mm Width; 90 mm Outside Diameter; Smooth/Backside Contact SurfaceWarranty : Lifetime Gates limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : DriveAlign SeriesNumberof Grooveson Pulley : 0Material : SteelRecommended Use : OE ReplacementProduct Fit : Direct Fit
GM Original Equipment Series Accessory Belt Idler Pulley - Direct Fit, Assembly
AC Delco®
GM Original Equipment Series Accessory Belt Idler Pulley - Direct Fit, Assembly
Part Number: AC154983
Guaranteed to Fit
$47.99
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.6L Smooth Pulley
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.6L Smooth Pulley
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.6L Smooth Pulley
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.6L Smooth Pulley
Product Details
Location : UpperWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : AssemblyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesRecommended Use : OE ReplacementProduct Fit : Direct Fit
Accessory Belt Idler Pulley - Direct Fit, Sold individually
ContiTech®
Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: CTT50070
Guaranteed to Fit
$52.49
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.6L Smooth Pulley
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.6L Smooth Pulley
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.6L Smooth Pulley
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.6L Smooth Pulley
Product Details
Location : UpperWarranty : 5-year ContiTech limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : SteelRecommended Use : OE ReplacementProduct Fit : Direct Fit
Techoice Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
Dorman®
Techoice Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: RB419628
Guaranteed to Fit
$18.49
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.6L Below Alternator; With Dual Alternators; With Single Alternator
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.6L Below Alternator; With Dual Alternators; With Single Alternator
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.6L Below Alternator; With Dual Alternators; With Single Alternator
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.6L Below Alternator; With Dual Alternators; With Single Alternator
Product Details
Warranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Techoice SeriesInterchange Part Number : 36112, 36227, 36455, 38006, 5979, 12633781, 154983, 89007, 89059, 11287516847, 2790251, 4861643AB, 4861643AC, 12611935, 12618111, 24576968, 24577515, V100975, V202812, 6E5E19A216AB, YS317, 04317RCA305, 31170RCAA01, 31170RCAA02, 31170RCAA03, 31170RCAA04, 31190RCAA01, 31190RCAA02, 06E903341A, 06E903341G, 1832712C1, GM1413176, SK36227, SK419628, 49006, 49062, 49096, 49178, 50052Replaces OE Number : 36112, 36227, 36455, 38006, 5979, 12633781, 154983, 89007, 89059, 11287516847, 2790251, 4861643AB, 4861643AC, 12611935, 12618111, 24576968, 24577515, V100975, V202812, 6E5E19A216AB, YS317, 04317RCA305, 31170RCAA01, 31170RCAA02, 31170RCAA03, 31170RCAA04, 31190RCAA01, 31190RCAA02, 06E903341A, 06E903341G, 1832712C1, GM1413176, SK36227, SK419628, 49006, 49062, 49096, 49178, 50052Material : SteelRecommended Use : OE ReplacementProduct Fit : Direct Fit
Professional Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
AC Delco®
Professional Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: AC36299
Guaranteed to Fit
$27.49
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.0L CNG
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.0L FLEX
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.0L GAS
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.0L CNG
Product Details
Notes : With smooth pulleyWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional SeriesInterchange Part Number : RC31740005Replaces OE Number : 19188226Recommended Use : OE ReplacementProduct Fit : Direct Fit
Accessory Belt Idler Pulley - Direct Fit, Sold individually
Gates®
Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: GAT36299
Guaranteed to Fit
$29.99
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.0L
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.0L
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.0L
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.0L
Product Details
Warranty : Lifetime Gates limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Product Fit : Direct Fit
No Slack Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
Dayco®
No Slack Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: DY89006
Guaranteed to Fit
$23.99
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.0L
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.0L
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.0L
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.0L
Product Details
Warranty : Dayco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : No Slack SeriesInterchange Part Number : REPF317401Product Fit : Direct Fit
GM Original Equipment Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
AC Delco®
GM Original Equipment Series Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: AC12669569
Guaranteed to Fit
$49.99
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.0L Eng. Designation: L96, Eng. VIN: G
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.0L Eng. Designation: L96, Eng. VIN: G
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.0L Eng. Designation: L96, Eng. VIN: G
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.0L Eng. Designation: L96, Eng. VIN: G
Product Details
Notes : (1) Mount Hole Quantity; 0.41 in. Mount Hole Diameter; 1.35 in. Width; 3.55 in. Outside Diameter; 0.41 in. Center Bore Diameter; Serpentine Belt Type; Black ColorWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewSeries : GM Original Equipment SeriesMaterial : SteelRecommended Use : OE ReplacementProduct Fit : Direct Fit
Accessory Belt Idler Pulley - Direct Fit, Sold individually
Continental®
Accessory Belt Idler Pulley - Direct Fit, Sold individually
Part Number: 3Z949006
Guaranteed to Fit
$19.99
Vehicle Fitment
  • 2019 GMC Sierra 2500 HD Base 8 Cyl 6.6L Smooth Pulley
  • 2019 GMC Sierra 2500 HD Denali 8 Cyl 6.6L Smooth Pulley
  • 2019 GMC Sierra 2500 HD SLT 8 Cyl 6.6L Smooth Pulley
  • 2019 GMC Sierra 2500 HD SLE 8 Cyl 6.6L Smooth Pulley
Product Details
Location : LowerWarranty : 5 Year Continental Limited WarrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : European Vehicle PartsMaterial : SteelRecommended Use : OE ReplacementProduct Fit : Direct Fit
Accessory Belt Idler Pulley - Universal, Sold individually
Holley®
Accessory Belt Idler Pulley - Universal, Sold individually
Part Number: H1997150
Universal Fit
$56.85
Product Details
Warranty : 90-day Holley limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : PerformanceSpecialty Part : Performance Part by JCWProduct Fit : Universal
Accessory Belt Idler Pulley - Universal, Sold individually
Holley®
Accessory Belt Idler Pulley - Universal, Sold individually
Part Number: H1997153
Universal Fit
$69.49
Product Details
Warranty : 90-day Holley limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : PerformanceSpecialty Part : Performance Part by JCWProduct Fit : Universal
Page 1 of 2 | Showing 1 - 15 of 23 results

Top Rated Products

Replacement Accessory Belt Idler Pulley - Direct Fit, Sold individually
$11.49( Review)
Excellent 👍
Stacey S.
VERIFIED PURCHASER
Replacement Accessory Belt Idler Pulley - Direct Fit, Sold individually
$9.99( Review)
Quiero devolver un pieza, no quedo, no entra en el orificio central es diferente, el See More
José L.
VERIFIED PURCHASER

Popular Products

Helpful Automotive Resources

Where is the Idler Pulley Located?
Where is the Idler Pulley Located?Accessing the idler pulley can be deceptively tricky and you’ll need tools like a socket set and a torque wrench. It varies though, and on some engines it’s very easy but the belt needs to be removed first. .uc9a9123c478f29e86c2c890f6fd6d84a { padding:0px; margin: 0; padding-top:1em!important; padding-bottom:1em!important; width:100%; display: block; font-weight:bold; background-color:#eaeaea;
Bad Idler Pulley Symptoms Plus Replacement Recommendations
Bad Idler Pulley Symptoms Plus Replacement RecommendationsTo fully understand the function of an idler pulley, let’s look at how the whole mechanism works. If you own a modern vehicle, it probably has one serpentine belt rather than multiple V-belts.