Skip to content
icon-X
Close menu
Home
About
Alternators
Billet Alternators
Batteries
Accessories
Merch
FAQ
Contact
Dealers
Receive a Quote
Instructions
Return Requests
Warranty & Other Policies
Privacy Policy
Blog
Sitemap
Log in
instagram
Instagram
Facebook
YouTube
Receive a Quote
Instructions
Return Requests
Warranty & Other Policies
Privacy Policy
Blog
Sitemap
instagram
Instagram
Facebook
YouTube
icon-search
Search
icon-hamburger
Site navigation
account
Log in
icon-search
Search
Cart
Home
About
Alternators
Billet Alternators
Batteries
Accessories
Merch
FAQ
Contact
Dealers
Search
Search
Pause slideshow
Play slideshow
FREE SHIPPING
On all orders shipped within the United States
Hassle-free returns
90-day return policy
Lifetime Warranty
On JS Alternators employee labor and a one year warranty on parts
3.9L
Customers rate us 4.8/5 based on 216 reviews.
Select Vehicle
Select Vehicle
view all
Vehicle Make
Search
Buick
Chevrolet
Dodge
Ford
GMC
Lincoln
Pontiac
Saturn
Vehicle Model
Search
B2500
Chevrolet
Dakota
Durango
Ford
G6
Impala
Ls
Lucerne
Malibu
Montana
Monte Carlo
Mustang
P3500
Ram 1500
Ram 1500 Van
Ram 2500 Van
Relay
Terraza
Thunderbird
Uplander
Vehicle Liter Engine
Search
3.9L
clear
Vehicle Year
Search
1988-1989
1988-1991
1989
1989 1991
1989 1992
1992-1993
1992 1994
1994 1999
1995-1997
1997
1998
1999
1999-2001
1999 2003
2001
2003-2005
2003-2006
2004
2004-2007
2005
2006-2007
2006
2006-2009
2006-2011
2009-2011
Amperage
250 amp alternator
(40)
320 amp alternator
(40)
370 amp alternator
(3)
400 amp alternator
(3)
Price
Filter
icon-X
Close menu
Select Vehicle
Select Vehicle
view all
Vehicle Make
Search
Buick
Chevrolet
Dodge
Ford
GMC
Lincoln
Pontiac
Saturn
Vehicle Model
Search
B2500
Chevrolet
Dakota
Durango
Ford
G6
Impala
Ls
Lucerne
Malibu
Montana
Monte Carlo
Mustang
P3500
Ram 1500
Ram 1500 Van
Ram 2500 Van
Relay
Terraza
Thunderbird
Uplander
Vehicle Liter Engine
Search
3.9L
clear
Vehicle Year
Search
1988-1989
1988-1991
1989
1989 1991
1989 1992
1992-1993
1992 1994
1994 1999
1995-1997
1997
1998
1999
1999-2001
1999 2003
2001
2003-2005
2003-2006
2004
2004-2007
2005
2006-2007
2006
2006-2009
2006-2011
2009-2011
Amperage
250 amp alternator
(40)
320 amp alternator
(40)
370 amp alternator
(3)
400 amp alternator
(3)
Price
icon-filter
Select Vehicle
40 products
Sort
Sort
Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old
Sale
1988-1989 Dodge D100 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1988-1991 Dodge B150 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1988-1991 Dodge B250 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1988-1991 Dodge D150 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1988-1991 Dodge D250 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1988-1991 Dodge Dakota V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1989 Dodge W100 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1989-1991 Dodge W150 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1989-1992 Chevrolet P30 L4 3.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1989-1992 GMC P3500 L4 3.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1992-1993 Dodge D150 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1992-1993 Dodge D250 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1992-1993 Dodge W150 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1992-1994 Dodge B150 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1992-1994 Dodge B250 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1992-1998 Dodge Dakota V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1994-1998 Dodge Ram 1500 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1995-1997 Dodge B2500 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1995-1998 Dodge B1500 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1997 Dodge Ram 1500 Van V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1998 Dodge Durango V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1999 Dodge Durango V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1999-2001 Dodge Ram 1500 V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1999-2003 Dodge Dakota V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1999-2003 Dodge Ram 1500 Van V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
2001 Dodge Ram 2500 Van V6 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
2003-2005 Ford Thunderbird V8 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
2003-2006 Lincoln LS V8 3.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
1
2
icon-chevron
Next
icon-X
"Close (esc)"
icon-X
icon-chevron
icon-X
3.9L