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2018 GMC Sierra 2500 HD

2018 GMC Sierra 2500 HD Alternators

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Alternator, 8 Cyl., 6.6L Engine - Auxiliary
Part Number: AC84143543
Guaranteed to Fit
$353.49
Vehicle Fitment
  • 2018 GMC Sierra 2500 HD Denali 8 Cyl 6.6L 4-Door, Crew Cab Pickup, 150 Amp and 220 Amp Dual Generator(Khb); 150 Amp-Decoupled Pulley; Labeled 84143543; 150 Amp Gen(Kg4)
  • 2018 GMC Sierra 2500 HD Base 8 Cyl 6.6L 4-Door, Crew Cab Pickup, 150 Amp and 220 Amp Dual Generator(Khb); 150 Amp-Decoupled Pulley; Labeled 84143543; 150 Amp Gen(Kg4)
  • 2018 GMC Sierra 2500 HD SLT 8 Cyl 6.6L 4-Door, Extended Cab Pickup, 150 Amp and 220 Amp Dual Generator(Khb); 150 Amp-Decoupled Pulley; Labeled 84143543; 150 Amp Gen(Kg4)
  • 2018 GMC Sierra 2500 HD SLE 8 Cyl 6.6L 4-Door, Extended Cab Pickup, 150 Amp and 220 Amp Dual Generator(Khb); 150 Amp-Decoupled Pulley; Labeled 84143543; 150 Amp Gen(Kg4)
Product Details
Location : AuxiliaryCondition : NewQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 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 Replacement
Alternator, 8 Cyl., 6.0L Engine, Labeled 84143542, 150 Amp-Steel Pulley -
Part Number: AC84143542
Guaranteed to Fit
$271.99
Vehicle Fitment
  • 2018 GMC Sierra 2500 HD SLT 8 Cyl 6.0L Labeled 84143542; 150 Amp Gen(Kg4); 150 Amp-Steel Pulley
  • 2018 GMC Sierra 2500 HD Base 8 Cyl 6.0L Labeled 84143542; 150 Amp Gen(Kg4); 150 Amp-Steel Pulley
  • 2018 GMC Sierra 2500 HD SLE 8 Cyl 6.0L Labeled 84143542; 150 Amp Gen(Kg4); 150 Amp-Steel Pulley
  • 2018 GMC Sierra 2500 HD Denali 8 Cyl 6.0L Labeled 84143542; 150 Amp Gen(Kg4); 150 Amp-Steel Pulley
Product Details
Condition : NewQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 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 Replacement
Alternator, 8 Cyl., 6.6L Engine, 150 Amp and 220 Amp Dual Generator(Khb) -
Part Number: AC84143541
Guaranteed to Fit
$350.99
Vehicle Fitment
  • 2018 GMC Sierra 2500 HD Base 8 Cyl 6.6L 150 Amp and 220 Amp Dual Generator(Khb); 220 Amp Gen(Kw5)
  • 2018 GMC Sierra 2500 HD SLE 8 Cyl 6.6L 150 Amp and 220 Amp Dual Generator(Khb); 220 Amp Gen(Kw5)
  • 2018 GMC Sierra 2500 HD SLT 8 Cyl 6.6L 150 Amp and 220 Amp Dual Generator(Khb); 220 Amp Gen(Kw5)
  • 2018 GMC Sierra 2500 HD Denali 8 Cyl 6.6L 150 Amp and 220 Amp Dual Generator(Khb); 220 Amp Gen(Kw5)
Product Details
Condition : NewPulley Type : Serpentine PulleyQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 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.

Regulator Style : InternalSeries : GM Original Equipment SeriesRecommended Use : OE ReplacementRotation : Clockwise
Alternator, 8 Cyl., 6.6L Engine, Four Wheel Drive, Located On Bottom, To 150 Amp Alternator, with Single/Dual Alternators -
Part Number: BSAL8881X
Guaranteed to Fit
$213.49

+ $91.50 Refundable Core Charge

Vehicle Fitment
  • 2018 GMC Sierra 2500 HD Denali 8 Cyl 6.6L 4WD, Located on Bottom, To 150 Amp Alternator, With Single/Dual Alternators
  • 2018 GMC Sierra 2500 HD Base 8 Cyl 6.6L 4WD, Located on Bottom, To 150 Amp Alternator, With Single/Dual Alternators
  • 2018 GMC Sierra 2500 HD SLT 8 Cyl 6.6L 4WD, Located on Bottom, To 150 Amp Alternator, With Single/Dual Alternators
  • 2018 GMC Sierra 2500 HD SLE 8 Cyl 6.6L 4WD, Located on Bottom, To 150 Amp Alternator, With Single/Dual Alternators
Product Details
Condition : RemanufacturedQuantity Sold : Sold individuallyWarranty : 24-month or unlimited-mileage Bosch limited warrantyProp 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 Parts
Alternator, 8 Cyl., 6.0L Engine, with 150 Amp Alternator -
Part Number: MPA14007
Guaranteed to Fit
$236.99

+ $67.10 Refundable Core Charge

Vehicle Fitment
  • 2018 GMC Sierra 2500 HD SLT 8 Cyl 6.0L With 150 Amp Alternator
  • 2018 GMC Sierra 2500 HD Base 8 Cyl 6.0L With 150 Amp Alternator
  • 2018 GMC Sierra 2500 HD SLE 8 Cyl 6.0L With 150 Amp Alternator
  • 2018 GMC Sierra 2500 HD Denali 8 Cyl 6.0L With 150 Amp Alternator
Product Details
Condition : RemanufacturedQuantity Sold : Sold individuallyWarranty : Lifetime Quality-Built limited warrantyProp 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 : OE Replacement Series
Alternator, 8 Cyl., 6.6L Engine, Single or Dual Alternator System, with 150 Amp Alternator - Primary
Part Number: MPA10255
Guaranteed to Fit
$262.99

+ $61.00 Refundable Core Charge

Vehicle Fitment
  • 2018 GMC Sierra 2500 HD Denali 8 Cyl 6.6L Single or Dual Alternator System, With 150 Amp Alternator
  • 2018 GMC Sierra 2500 HD Base 8 Cyl 6.6L Single or Dual Alternator System, With 150 Amp Alternator
  • 2018 GMC Sierra 2500 HD SLT 8 Cyl 6.6L Single or Dual Alternator System, With 150 Amp Alternator
  • 2018 GMC Sierra 2500 HD SLE 8 Cyl 6.6L Single or Dual Alternator System, With 150 Amp Alternator
Product Details
Location : PrimaryCondition : RemanufacturedAmperage Output : 150 AmpPulley Type : SerpentineNumberof Grooves : 6 GroovesQuantity Sold : Sold individuallyWarranty : Lifetime Quality-Built limited warrantyProp 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 : QB PremiumRecommended Use : OE ReplacementRotation : Clockwise rotation
Alternator, 8 Cyl., 6.0L Engine, with 220 Amp Alternator -
Part Number: MPA14020
Guaranteed to Fit
$282.99

+ $61.00 Refundable Core Charge

Vehicle Fitment
  • 2018 GMC Sierra 2500 HD SLT 8 Cyl 6.0L With 220 Amp Alternator
  • 2018 GMC Sierra 2500 HD Base 8 Cyl 6.0L With 220 Amp Alternator
  • 2018 GMC Sierra 2500 HD SLE 8 Cyl 6.0L With 220 Amp Alternator
  • 2018 GMC Sierra 2500 HD Denali 8 Cyl 6.0L With 220 Amp Alternator
Product Details
Condition : RemanufacturedAmperage Output : 220 AmpQuantity Sold : Sold individuallyWarranty : Lifetime Quality-Built limited warrantyProp 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 : QB PremiumRecommended Use : OE ReplacementRotation : Clockwise rotation
Alternator, 8 Cyl., 6.6L Engine -
Part Number: VLE849189
Guaranteed to Fit
$308.99
Vehicle Fitment
  • 2018 GMC Sierra 2500 HD Denali 8 Cyl 6.6L
  • 2018 GMC Sierra 2500 HD Base 8 Cyl 6.6L
  • 2018 GMC Sierra 2500 HD SLT 8 Cyl 6.6L
  • 2018 GMC Sierra 2500 HD SLE 8 Cyl 6.6L
Product Details
Notes : Internal Regulator StyleCondition : NewAmperage Output : 145 AmpPulley Type : SerpentineQuantity Sold : Sold individuallyWarranty : 24-month limited warrantyProp 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.

Voltage : 14 VoltsRecommended Use : OE ReplacementRotation : Clockwise
Alternator, 8 Cyl., 6.0L Engine, 220 Amp Gen(KW5) -
Part Number: AC84143539
Guaranteed to Fit
$389.99
Vehicle Fitment
  • 2018 GMC Sierra 2500 HD SLT 8 Cyl 6.0L 220 Amp Gen(KW5)
  • 2018 GMC Sierra 2500 HD Base 8 Cyl 6.0L 220 Amp Gen(KW5)
  • 2018 GMC Sierra 2500 HD SLE 8 Cyl 6.0L 220 Amp Gen(KW5)
  • 2018 GMC Sierra 2500 HD Denali 8 Cyl 6.0L 220 Amp Gen(KW5)
Product Details
Condition : NewQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 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 SeriesReplaces OE Number : 22949466Recommended Use : OE Replacement
Alternator, 8 Cyl., 6.0/6.6L Engine, Denso IR/IF, 150 Amp, SD6 Pulley -
Part Number: WAI14007N
Guaranteed to Fit
$325.99
Vehicle Fitment
  • 2018 GMC Sierra 2500 HD Denali 8 Cyl 6.6L Denso IR/IF, 150 Amp, SD6 Pulley
  • 2018 GMC Sierra 2500 HD Base 8 Cyl 6.6L Denso IR/IF, 150 Amp, SD6 Pulley
  • 2018 GMC Sierra 2500 HD SLE 8 Cyl 6.0L Denso IR/IF, 150 Amp, SD6 Pulley
  • 2018 GMC Sierra 2500 HD Denali 8 Cyl 6.0L Denso IR/IF, 150 Amp, SD6 Pulley
  • 2018 GMC Sierra 2500 HD SLT 8 Cyl 6.0L Denso IR/IF, 150 Amp, SD6 Pulley
  • 2018 GMC Sierra 2500 HD Base 8 Cyl 6.0L Denso IR/IF, 150 Amp, SD6 Pulley
  • 2018 GMC Sierra 2500 HD SLT 8 Cyl 6.6L Denso IR/IF, 150 Amp, SD6 Pulley
  • 2018 GMC Sierra 2500 HD SLE 8 Cyl 6.6L Denso IR/IF, 150 Amp, SD6 Pulley
Product Details
Condition : NewQuantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 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 : OE Replacement
Universal Alternator, 130 AMP, Large Case
Part Number: H19197301
Universal Fit
$365.95
Product Details
Condition : NewQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 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 : Performance ReplacementProduct Fit : Universal
Performance Replacement DynaForce Series Alternator, New
Part Number: M465321
Universal Fit
$460.95
Product Details
Condition : NewAmperage Output : 120 AmpPulley Type : V-belt pulleyQuantity Sold : Sold individuallyWarranty : 1-year MSD limited warrantyProp 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 : DynaForce SeriesRecommended Use : Performance ReplacementProduct Fit : Universal
Performance Replacement DynaForce Series Alternator, New
Part Number: M465361
Universal Fit
$434.95
Product Details
Condition : NewAmperage Output : 160 AmpPulley Type : V-belt pulleyQuantity Sold : Sold individuallyWarranty : 1-year MSD limited warrantyProp 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 : DynaForce SeriesRecommended Use : Performance ReplacementProduct Fit : Universal
Performance Replacement DynaForce Series Alternator, New
Part Number: M465362
Universal Fit
$512.95
Product Details
Condition : NewAmperage Output : 160 AmpPulley Type : V-belt pulleyQuantity Sold : Sold individuallyWarranty : 1-year MSD limited warrantyProp 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 : DynaForce SeriesRecommended Use : Performance ReplacementProduct Fit : Universal
Performance Replacement Alternator, New
Part Number: H19197300
Universal Fit
$278.95
Product Details
Condition : NewQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 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 : Performance ReplacementProduct Fit : Universal
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Product Questions & Answers

Q:What is the amperage output ?
Michael G.
A:BEST ANSWERHi Michael, thank you for reaching out! It has a 105-amp capability. You can click the link below to order the part if needed. Have a great holiday! https://www.carparts.com/details/ford/escape/holley/alternator/2020/se/3_cyl_1-dot-5l/h19197300.html?can=cpab2020_csqa_20241224 Show less
Andrew B.
 
1 Question, 1 AnswerView all Q&As >