Chevrolet Silverado 2500 HD Alternators
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.
Multi-Purpose Nut
GM
11546378
Primary, 6.6L diesel. Front section. 3.0L twin-turbo. Shifter & components, 8 speed trans. This GM Genuine Part is designed, engineered,...
$4.97
MSRP $5.80
Save $0.83
14.3% Off 
Mount Bracket Lower Bolt
GM
11516744
4.8, 5.3, 6.0 & 6.2L. 6.0L. Mount bracket,lower bolt. Short. 5.3L. 4.8, 5.3, 6.0 & 8.1L. long. Sedan,.
$49.81
MSRP $74.75
Save $24.94
33.4% Off 
Generator
GM
13563313
Silverado, Sierra 2500 HD. Gas. Single generator. 170 amp. Silverado, Sierra 3500 HD. Single Alternator. 170 Amp.. Stamped #13539727.
$227.39
MSRP $418.76
Save $191.37
45.7% Off 
Bracket
GM
12643257
4.8, 5.3, 6.0 & 6.2. Without 6.6L diesel. 5.3L. Sedan,. 4.8, 5.3 & 6.0L. Mount bracket.
$47.22
MSRP $80.78
Save $33.56
41.5% Off 
Engine Harness
GM
85082411
6.6L gas, without dual alternators, 2wd. 6.6L diesel, without dual alternators, 2wd.
$303.29
MSRP $489.84
Save $186.55
38.1% Off 
Serpentine Belt
GM
12732503
6.6L gas, without dual alternators.
$25.08
MSRP $42.90
Save $17.82
41.5% Off 
Engine Harness
GM
86595810
6.6L gas, without dual alternators, 4wd.
$388.17
MSRP $626.93
Save $238.76
38.1% Off 
Engine Harness
GM
85618143
6.6L diesel, without dual alternators, 4wd.
$389.17
MSRP $628.55
Save $239.38
38.1% Off Engine Wiring Harness
GM
86595809
6.6L GAS. without dual alternators 2WD.
$359.50
MSRP $580.62
Save $221.12
38.1% Off Engine Harness
GM
86595811
6.6L gas, with dual alternators, 2wd.
$384.72
MSRP $708.50
Save $323.78
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