Chevrolet Silverado 2500 HD Alternators

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We stock Genuine OEM Chevrolet Alternators for your Chevrolet Silverado 2500 HD. OEM alternators play a critical role in your vehicle's electrical system, generating power to keep your battery charged and ensuring that all electrical components are functioning properly. They are designed to fit your vehicle's specifications, ensuring optimal performance and compatibility. Choosing OEM alternators over aftermarket options ensures that you are getting a product that is manufactured to the highest quality standards, providing greater reliability, durability, and long-term savings. Manufacturer's Warranty Included. Guaranteed Fit. Experts standing by.

2004-2016 GM - Alternator

Part Number: 22781131
GM GM
Notes: Alternators Are Sold As Re-manufactured Units. Part numbers are for remanufactured alternators. Contact local dealer for possible core...
Other Names: Alternator
Replaces: 15124532, 15222341, 15222342, 15226003, 15847291, 19118686, 20989651, 21998419, 94665137
Description: Express, savana. All. 6.0l. All. 4.8l. All models. 5.3l. Astro, Safari. 4.3l. 105 amp. SSR. Manual trans. 145 Amp. Newly manufactured as...
MSRP $599.42
$289.30

2007-2014 GM - Alternator

Part Number: 22817848
GM GM
Notes: Part numbers are for remanufactured alternators. Contact local dealer for possible core charge and exchange information.
Other Names: Alternator
Replaces: 15204278, 20911204, 22781128
Description: Silverado, sierra. Without diesel. 125 amp. 6.6L turbo diesel, with dual alternator. 6.0L, 125 amp. Dual Alternator. 125 Amp. Single...
MSRP $576.02
$318.16

2015-2016 GM - Alternator

Part Number: 84493690
GM GM
Notes: Alternators Are Sold As Assembly Only.
Other Names: F (S)Generator
Replaces: 22949468
Description: Silverado, sierra. With diesel. 150 amp. Dual.
MSRP $970.17
$520.25

Alternator

Part Number: 13561045
GM GM
Notes: Alternators Are Sold As An Assembly Only.
Other Names: Generator
Replaces: 13552650
Description: Silverado, Sierra 2500 HD. Gas. Diesel. Main. Silverado, Sierra 3500 HD. 220 Amp.
MSRP $453.08
$242.96

2017-2019 GM - Alternator

Part Number: 84143541
GM GM
Notes: Alternators Are Sold As Assembly Only.
Other Names: Alternator
Replaces: 23298275
Description: Silverado, sierra. With diesel. 220 amp. Single. Newly manufactured as an exact replacement for your GM vehicle's original alternator...
MSRP $707.04
$379.90

2024 GM - Alternator

Part Number: 13552648
GM GM
Notes: Alternators Are Sold As An Assembly Only.
Other Names: F (S)Generator
Description: Silverado, Sierra 2500 HD. Gas. Single generator. 170 amp. Silverado, Sierra 3500 HD.
MSRP $342.16
$183.48

2020-2023 GM - Alternator

Part Number: 85563635
GM GM
Notes: Alternators Are Sold As An Assembly Only.
Other Names: F (S)Generator
Replaces: 84677779, 84874680
Description: Silverado, Sierra 2500 HD. Gas. Dual generators. Silverado, Sierra 3500 HD. Diesel. Auxiliary. 170 Amp.
Backordered

2007-2020 GM - Alternator

Part Number: 20881337
GM GM
Notes: Part numbers are for remanufactured alternators. Contact local dealer for possible core charge and exchange information.
Other Names: Alternator
Replaces: 15093929, 15857609, 15905872, 15905874, 22781127, 25869451, 25968616
Description: Silverado, sierra. Avalanche, Escalade EXT. 145 amp. Escalade ESV. 145 amp. Canyon, Colorado. 4.3L, 2003-14, 145 amp. 5.3L. Newly...
MSRP $541.76
$290.52

2015-2020 GM - Alternator

Part Number: 84143539
GM GM
Notes: Part numbers are for remanufactured alternators. Contact local dealer for possible core charge and exchange information.
Other Names: Alternator
Replaces: 22949466
Description: Silverado, sierra. Express, savana. 220 Amp. 215 Amp. Newly manufactured as an exact replacement for your GM vehicle's original...
MSRP $810.12
$434.43

2015-2024 GM - Alternator

Part Number: 84143542
GM GM
Notes: Alternators Are Sold As Re-manufactured Units. Part numbers are for remanufactured alternators. Contact local dealer for possible core...
Other Names: Alternator
Replaces: 22747894, 23487088
Description: Silverado, sierra. Express, savana. 150 Amp. Newly manufactured as an exact replacement for your GM vehicle's original alternator This...
MSRP $518.38
$277.98

2014-2024 GM - Alternator

Part Number: 84143543
GM GM
Notes: Part numbers are for remanufactured alternators. Contact local dealer for possible core charge and exchange information.
Other Names: Alternator
Replaces: 22747896, 23487089
Description: Silverado, sierra. Single. With diesel. 220 amp. 150 Amp. Newly manufactured as an exact replacement for your GM vehicle's original...
MSRP $587.47
$340.24

2013-2016 GM - Alternator Bracket

Part Number: 12638376
GM GM
Other Names: Mount Bracket
Description: 6.6L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $119.31
$74.22

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