2018 GMC Sierra Alternator
Browse our online catalogue to find original replacement Alternators specifically designed to fit a 2018 GMC Sierra.





2018 GMC Sierra Alternator
Core charge: $70.00
$266.34
In Stock
Condition: Remanufactured
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Fits: 2018 GMC Sierra
Equipped With:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
w/ 170 Amp Alternator
w/ 170 Amp Alternator





2018 GMC Sierra Alternator
Core charge: $70.00
$266.34
In Stock
Condition: Remanufactured
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Fits: 2018 GMC Sierra
Equipped With:
Engine Base: 6.2L 6162cc 376ci V8 (4.06x3.62; 103.2x92.0);
Engine Base: 6.2L 6162cc 376ci V8 (4.06x3.62; 103.2x92.0);
Vehicle Fitment Notes:
w/ 170 Amp Alternator
w/ 170 Amp Alternator





2018 GMC Sierra Alternator
Core charge: $35.00
$242.63
In Stock
Condition: Remanufactured
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Fits: 2018 GMC Sierra
Equipped With:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
w/ 150 Amp Alternator
w/ 150 Amp Alternator





2018 GMC Sierra Alternator
Core charge: $35.00
$242.63
In Stock
Condition: Remanufactured
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Fits: 2018 GMC Sierra
Equipped With:
Engine Base: 6.2L 6162cc 376ci V8 (4.06x3.62; 103.2x92.0);
Engine Base: 6.2L 6162cc 376ci V8 (4.06x3.62; 103.2x92.0);
Vehicle Fitment Notes:
w/ 150 Amp Alternator
w/ 150 Amp Alternator