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Alternator - Denso 211-6023Alternator - Denso 211-6023
DensoPart # 211-6023
Alternator - Denso 211-6023
4.513 Reviews
$317.99
Quantity Less than 3
Edit ZIP code
3-year warranty
90 days free return
Fits 2007-2008 Chevrolet Colorado, 2009-2012 Chevrolet Colorado, 2009-2012 Chevrolet Colorado, 2007-2008 GMC Canyon, 2009-2012 GMC Canyon, 2009-2012 GMC Canyon, 2007-2007 Hummer H3, 2008-2009 Hummer H3, 2009-2009 Hummer H3T, 2010-2010 Hummer H3, 2010-2010 Hummer H3T, 2007-2008 Isuzu i-290, 2007-2008 Isuzu i-370
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Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
211-6023, 15735, 11148, A3148, 90-22-5554, 13-9683, 213-9683, 25925948, 
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item #1003RWQP
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Alternator 200A 12V Clockwise A-Premium APALT647
A-Premium®Part # APALT647
Alternator 200A 12V Clockwise A-Premium APALT647
4.7404 Reviews
$200.99
Quantity Less than 2
Edit ZIP code
2-year warranty
90 days free return
Fits 1994 - 2000 Blue Bird TC2000, 1988 - 1989 Blue Bird SHL All American, 2001 - 2002 Blue Bird Commercial Bus, 2001 - 2001 Blue Bird All American RE, 1993 - 1993 Crane Carrier School Bus, 1991 - 1999 Blue Bird All American FE, 2003 - 2003 Country Coach Motorhome LTC Chassis, 2006 - 2007 Blue Bird Wanderlodge, 1998 - 2000 Blue Bird Wanderlodge, 1988 - 1989 Blue Bird SHL All American, 1990 - 1991 International Harvester 3700, 1997 - 1997 Blue Bird SHL TC2000, 1994 - 1998 Chevrolet B7, 1988 - 1996 Blue Bird Wanderlodge, 1991 - 1991 Blue Bird SHL All American, 2007 - 2007 Blue Bird SHL Commercial, 2009 - 2017 Blue Bird All American RE, 2001 - 2001 Blue Bird Commercial Bus, 2007 - 2007 Blue Bird Commercial Bus, 1991 - 1999 Blue Bird All American RE, 1989 - 1989 Western Star 3800, 1996 - 2002 Blue Bird SHL Commercial, 2005 - 2006 Freightliner B2, 1992 - 2006 Blue Bird Commercial Bus, 1998 - 1999 Blue Bird TC2000, 1993 - 1998 GMC B7, 1991 - 1993 Crane Carrier School Bus, 1988 - 1992 Blue Bird Wanderlodge, 1999 - 2000 Blue Bird TC2000, 2007 - 2018 Blue Bird Vision School Bus, 1993 - 2004 Blue Bird Commercial Bus, 1989 - 2004 Blue Bird TC2000, 2005 - 2006 Freightliner Argosy, 1999 - 2004 Blue Bird All American RE, 1995 - 1998 Ford B-800F, 1999 - 2003 Blue Bird All American FE, 2000 - 2000 Freightliner Argosy, 2000 - 2000 Thomas School Bus, 1991 - 1996 Blue Bird SHL All American, 2002 - 2008 Thomas Transit Liner, 1998 - 1999 Blue Bird Wanderlodge, 2007 - 2018 Blue Bird All American FE, 1998 - 1999 Blue Bird Commercial Bus, 1985 - 1986 GMC B6000, 2000 - 2003 Country Coach Affinity, 1992 - 1992 Crane Carrier School Bus, 1993 - 1998 Chevrolet B7, 1989 - 2005 Blue Bird All American FE, 1989 - 1991 Blue Bird All American RE, 1999 - 2003 Blue Bird All American RE, 1992 - 1994 Ford B-700, 1985 - 1986 Chevrolet B60, 2017 - 2017 Blue Bird SHL All American, 1989 - 1991 Blue Bird All American FE, 2004 - 2004 Blue Bird SHL Commercial, 2000 - 2000 Thomas Transit Liner, 1990 - 1992 International Harvester 3800, 1993 - 2000 Blue Bird TC2000, 2002 - 2002 Blue Bird TC2000, 2000 - 2004 Thomas Saf-T-Liner, 1993 - 1995 Thomas Saf-T-Liner, 2000 - 2000 Country Coach Concept, 1992 - 1992 Blue Bird TC2000, 1997 - 2000 Blue Bird TC1000, 1994 - 1998 GMC B7, 2006 - 2007 Blue Bird Commercial Bus, 2000 - 2003 Blue Bird Wanderlodge, 2003 - 2004 Blue Bird Wanderlodge, 1986 - 1986 Blue Bird SHL All American, 2000 - 2000 Freightliner Argosy, 2006 - 2006 Thomas Saf-T-Liner, 1998 - 2001 Chevrolet B7, 1989 - 2015 Blue Bird All American RE, 1996 - 1996 Blue Bird Commercial Bus, 1993 - 1998 Chevrolet B7, 2000 - 2003 Blue Bird Commercial Bus, 1998 - 1999 Blue Bird Commercial Bus, 2002 - 2003 Country Coach Motorhome Magna, 2000 - 2002 Blue Bird Commercial Bus, 2000 - 2000 Country Coach Concept, 1991 - 1991 Thomas Bus, 1999 - 1999 Blue Bird All American RE, 1992 - 1994 Ford B-600, 2000 - 2001 Blue Bird SHL TC2000, 1997 - 2000 Blue Bird TC2000, 2001 - 2001 Western Star 4900, 1995 - 1997 Blue Bird Commercial Bus, 1998 - 2005 Blue Bird All American FE, 2000 - 2001 Country Coach Motorhome Magna, 1993 - 2003 Blue Bird SHL TC2000, 1995 - 1995 Blue Bird Wanderlodge, 1997 - 1999 International Harvester 3800, 1991 - 1991 Thomas School Bus, 2000 - 2000 Freightliner Argosy, 1983 - 1987 Ford B-7000, 2003 - 2003 Blue Bird Commercial Bus, 1995 - 1998 Ford B-800, 1991 - 1991 Blue Bird SHL All American, 1989 - 1991 Blue Bird All American FE, 2000 - 2003 Blue Bird Wanderlodge, 1997 - 2004 Freightliner FLD112, 1995 - 2000 Freightliner XB Line, 2001 - 2001 Freightliner FLD132, 2001 - 2003 Freightliner Columbia, 2001 - 2001 Freightliner FLD112, 1993 - 1994 Freightliner FLD120, 2001 - 2001 Freightliner FL112, 1989 - 1989 Freightliner FLL086, 1995 - 2002 Freightliner MB Line, 1981 - 1988 Freightliner FLC120, 1996 - 1998 Freightliner FS65, 1997 - 2004 Freightliner FL112, 1997 - 2004 Freightliner Century Class, 1997 - 2004 Freightliner Century Class, 1989 - 1993 Freightliner FLC112, 2001 - 2003 Freightliner Columbia, 2001 - 2003 Freightliner Columbia, 2001 - 2001 Freightliner MC Line, 2003 - 2003 Freightliner FLD132, 1995 - 1995 Freightliner FLC112, 1997 - 2006 Freightliner FLD120, 1989 - 1989 Freightliner FLD120, 1986 - 1994 Freightliner FLC112, 2001 - 2001 Freightliner Century Class, 1981 - 1981 Freightliner FLC120, 1989 - 1989 Freightliner FLC112, 1992 - 1997 Freightliner FL70, 1998 - 2000 Freightliner XB Line, 2001 - 2001 Freightliner FL80, 1989 - 1989 Freightliner FLA086, 1988 - 2006 Freightliner FLD120, 1999 - 2000 Freightliner FLD120, 2000 - 2000 Freightliner FLD112, 2001 - 2002 Freightliner Sport Chassis, 2001 - 2001 Freightliner FS65, 2003 - 2003 Freightliner Columbia, 1997 - 2004 Freightliner FL112, 1995 - 1997 Freightliner FL50, 1995 - 1997 Freightliner FL50, 1981 - 1988 Freightliner FLT086, 1992 - 1994 Freightliner FL80, 2001 - 2001 Freightliner FLD132, 2001 - 2003 Freightliner FLD120, 2001 - 2001 Freightliner FLD112, 1994 - 1999 Freightliner FLB, 2001 - 2001 Freightliner FLD120, 1996 - 2004 Freightliner FLD120, 2001 - 2001 Freightliner FLC112, 1995 - 1995 Freightliner FLL086, 1995 - 1998 Freightliner V Line, 1996 - 2003 Freightliner FLD112, 1984 - 1985 Freightliner FLC120, 1997 - 1997 Freightliner FLD120, 1999 - 1999 Freightliner FLL086, 1997 - 1999 Freightliner FLL086, 2001 - 2001 Freightliner Coronado, 1999 - 1999 Freightliner FLD120, 1998 - 1998 Freightliner FLC112, 1991 - 1991 Freightliner FLT086, 1989 - 1994 Freightliner FLA086, 1991 - 1994 Freightliner FL80, 1994 - 1995 Freightliner FLL086, 1997 - 1999 Freightliner FLB, 1997 - 1999 Freightliner FLB, 1997 - 2001 Freightliner Century Class, 1994 - 1994 Freightliner FLC112, 2003 - 2003 Freightliner Coronado, 1987 - 1987 Freightliner FLC112, 1995 - 1995 Freightliner FLB, 1985 - 1986 Freightliner FLT086, 1981 - 1981 Freightliner FLT086, 1992 - 1994 Freightliner FLD112, 1991 - 1997 Freightliner FL60, 2003 - 2003 Freightliner FLD132, 1991 - 1998 Freightliner FLD112, 1994 - 1994 Freightliner FLD112, 2003 - 2006 Freightliner FLD132, 1992 - 1992 Freightliner FLL086, 2001 - 2001 Freightliner FL80, 1992 - 1994 Freightliner FLL086, 1989 - 1990 Freightliner FLD120, 1998 - 1998 Freightliner FLD112, 1992 - 1997 Freightliner FL60, 1981 - 1988 Freightliner FLC120, 2000 - 2000 Freightliner Columbia, 1981 - 1988 Freightliner FLC120, 2000 - 2001 Freightliner FLC112, 1996 - 1996 Freightliner FLD120, 2004 - 2004 Freightliner M2 106, 1992 - 1992 Freightliner FLD120, 1990 - 1990 Freightliner FLA086, 1988 - 1990 Freightliner FLD120, 2002 - 2002 Freightliner FLD112, 1981 - 1988 Freightliner FLT086, 1988 - 1989 Freightliner FLD120, 1981 - 1988 Freightliner FLT086, 2003 - 2004 Freightliner Sport Chassis, 1997 - 1998 Freightliner FLL086, 2001 - 2001 Freightliner FLD132, 1991 - 1997 Freightliner FL70, 2002 - 2002 Freightliner XB Line, 2002 - 2002 Freightliner XC Straight Rail
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
8745N, 8745, 8600307, 8744N, 8744
item #1004KTGR
Note
This item comes with 200A mp/12 Volt, Clockwise Rotation, without Pulley.
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Alternator - Bosch AL8731N
BoschPart # AL8731N
Alternator - Bosch AL8731N
4.622 Reviews
$314.99
Quantity Less than 3
Edit ZIP code
3-year warranty
90 days free return
Fits 2002-2002 Cadillac Escalade, 2002-2002 Cadillac Escalade, 2002-2002 Cadillac Escalade EXT, 1996-1996 Chevrolet Lumina APV, 1999-1999 Chevrolet Silverado 1500, 1999-1999 Chevrolet Silverado 2500, 2000-2000 Chevrolet Silverado 1500, 2000-2000 Chevrolet Silverado 2500, 2000-2000 Chevrolet Silverado 2500, 2000-2000 Chevrolet Suburban 1500, 2000-2000 Chevrolet Suburban 2500, 2000-2000 Chevrolet Tahoe, 2000-2002 Chevrolet Tahoe, 2001-2001 Chevrolet Silverado 1500, 2001-2001 Chevrolet Silverado 1500 HD, 2001-2001 Chevrolet Silverado 2500, 2001-2001 Chevrolet Silverado 2500 HD, 2001-2001 Chevrolet Silverado 3500, 2001-2001 Chevrolet Silverado 3500, 2001-2001 Chevrolet Silverado 3500, 2001-2002 Chevrolet Suburban 1500, 2001-2002 Chevrolet Suburban 2500, 2001-2002 Chevrolet Suburban 2500, 2001-2002 Chevrolet Tahoe, 2002-2002 Chevrolet Avalanche 1500, 2002-2002 Chevrolet Avalanche 2500, 2002-2002 Chevrolet Silverado 1500, 2002-2002 Chevrolet Silverado 1500 HD, 2002-2002 Chevrolet Silverado 2500, 2002-2002 Chevrolet Silverado 2500 HD, 2002-2002 Chevrolet Silverado 3500, 2002-2002 Chevrolet Silverado 3500, 2002-2002 Chevrolet Silverado 3500, 2002-2002 Chevrolet Tahoe, 1999-1999 GMC Sierra 1500, 1999-1999 GMC Sierra 2500, 2000-2000 GMC Sierra 1500, 2000-2000 GMC Sierra 2500, 2000-2000 GMC Yukon XL 1500, 2000-2000 GMC Yukon XL 2500, 2000-2002 GMC Yukon, 2000-2002 GMC Yukon, 2001-2001 GMC Sierra 1500, 2001-2001 GMC Sierra 1500, 2001-2001 GMC Sierra 1500 HD, 2001-2001 GMC Sierra 2500, 2001-2001 GMC Sierra 2500 HD, 2001-2001 GMC Sierra 3500, 2001-2002 GMC Sierra 1500, 2001-2002 GMC Yukon, 2001-2002 GMC Yukon, 2001-2002 GMC Yukon XL 1500, 2001-2002 GMC Yukon XL 2500, 2001-2002 GMC Yukon XL 2500, 2002-2002 GMC Sierra 1500, 2002-2002 GMC Sierra 1500, 2002-2002 GMC Sierra 1500, 2002-2002 GMC Sierra 1500 HD, 2002-2002 GMC Sierra 2500, 2002-2002 GMC Sierra 2500 HD, 2002-2002 GMC Sierra 3500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
AL8731N, 10464405, 10464443, 10464453
item #1002D4ZR
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Alternator - Bosch AL654N
BoschPart # AL654N
Alternator - Bosch AL654N
4.622 Reviews
$138.99
Only 1 item left in stock
Edit ZIP code
3-year warranty
90 days free return
Fits 1987-1989 Chevrolet S10 Blazer, 1987-1993 Chevrolet S10, 1987-1989 GMC S15 Jimmy, 1987-1990 GMC S15, 1991-1991 GMC Sonoma, 1992-1993 GMC Sonoma, 1989-1991 Isuzu Trooper, 1991-1992 Isuzu Rodeo, 1991-1994 Isuzu Pickup, 1987-1987 Pontiac Fiero, 1988-1988 Pontiac Fiero
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
AL654N, 10463034, 10463163, 10463367, 10463020, 10463021, 8104630340
item #1002C7YW
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Alternator 150A 12V Clockwise 6-Groove Pulley A-Premium APALT219
A-Premium®Part # APALT219
Alternator 150A 12V Clockwise 6-Groove Pulley A-Premium APALT219
4.7404 Reviews
$203.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2010 - 2010 Buick LaCrosse, 2010 - 2010 Buick Allure, 2012 - 2012 Cadillac SRX, 2010 - 2011 Cadillac SRX, 2012 - 2012 Chevrolet Captiva Sport, 2012 - 2020 Chevrolet Impala, 2010 - 2011 Chevrolet Equinox, 2010 - 2011 GMC Terrain, 2014 - 2016 Chevrolet Impala Limited, 2010 - 2016 Buick LaCrosse, 2010 - 2010 Buick Allure
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
11453N, 11932, FG15S019, FG15S084, FG15S097, FG15S100
item #10044EAD
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Alternator 150A 12V Clockwise 6-Groove Pulley A-Premium APALT1124
A-Premium®Part # APALT1124
Alternator 150A 12V Clockwise 6-Groove Pulley A-Premium APALT1124
4.7404 Reviews
$198.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2007 - 2007 GMC C5500 Topkick, 2006 - 2006 GMC C5500 Topkick, 2004 - 2004 Chevrolet C4500 Kodiak, 2003 - 2003 Chevrolet C4500 Kodiak, 2007 - 2007 GMC C4500 Topkick, 2006 - 2006 GMC C4500 Topkick, 2006 - 2009 Chevrolet C5500 Kodiak, 2006 - 2009 Chevrolet C4500 Kodiak
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
8540N, 8540, 93441577, 94665498
item #1000DY9K
Note
This item comes with 150 Amp/12 Volt, Clockwise Rotation, 6-Groove Pulley.
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Alternator - Bosch AL668N
BoschPart # AL668N
Alternator - Bosch AL668N
4.622 Reviews
$209.99
Quantity Less than 2
Edit ZIP code
3-year warranty
90 days free return
Fits 1991-1991 Buick Commercial Chassis, 1991-1991 Buick Roadmaster, 1992-1992 Buick Commercial Chassis, 1992-1992 Buick Roadmaster, 1991-1992 Cadillac Brougham, 1992-1992 Cadillac Commercial Chassis, 1987-1987 Chevrolet G10, 1987-1987 Chevrolet G10, 1987-1987 Chevrolet G10, 1987-1987 Chevrolet G20, 1987-1987 Chevrolet G20, 1987-1987 Chevrolet G20, 1987-1987 Chevrolet G30, 1987-1987 Chevrolet G30, 1987-1989 Chevrolet Astro, 1988-1988 Chevrolet G20, 1988-1988 Chevrolet G30, 1988-1988 Chevrolet R20, 1988-1989 Chevrolet C1500, 1988-1989 Chevrolet C1500, 1988-1989 Chevrolet C1500, 1988-1989 Chevrolet C2500, 1988-1989 Chevrolet C2500, 1988-1989 Chevrolet C2500, 1988-1989 Chevrolet C2500, 1988-1989 Chevrolet C2500, 1988-1989 Chevrolet C3500, 1988-1989 Chevrolet G20, 1988-1989 Chevrolet G20, 1988-1989 Chevrolet K1500, 1988-1989 Chevrolet K1500, 1988-1989 Chevrolet K1500, 1988-1989 Chevrolet K2500, 1988-1989 Chevrolet K2500, 1988-1989 Chevrolet K2500, 1988-1989 Chevrolet K3500, 1988-1991 Chevrolet C1500, 1988-1991 Chevrolet C3500, 1988-1991 Chevrolet G10, 1988-1991 Chevrolet G30, 1988-1991 Chevrolet K1500, 1988-1991 Chevrolet K2500, 1988-1991 Chevrolet K3500, 1989-1991 Chevrolet G20, 1989-1991 Chevrolet G30, 1990-1990 Chevrolet C2500, 1990-1990 Chevrolet Camaro, 1990-1990 Chevrolet Caprice, 1990-1991 Chevrolet G20, 1990-1991 Chevrolet G20, 1990-1992 Chevrolet Camaro, 1991-1991 Chevrolet C2500, 1991-1991 Chevrolet Camaro, 1991-1991 Chevrolet Caprice, 1992-1992 Chevrolet C1500, 1992-1992 Chevrolet C2500, 1992-1992 Chevrolet C2500, 1992-1992 Chevrolet C3500, 1992-1992 Chevrolet C3500, 1992-1992 Chevrolet Camaro, 1992-1992 Chevrolet Caprice, 1992-1992 Chevrolet G30, 1992-1992 Chevrolet K1500, 1992-1992 Chevrolet K2500, 1992-1992 Chevrolet K2500, 1992-1992 Chevrolet K3500, 1992-1992 Chevrolet K3500, 1993-1993 Chevrolet C1500, 1993-1993 Chevrolet C2500, 1993-1993 Chevrolet Caprice, 1993-1993 Chevrolet Caprice, 1993-1993 Chevrolet Caprice, 1993-1993 Chevrolet K1500, 1993-1993 Chevrolet K2500, 1987-1987 GMC G1500, 1987-1987 GMC G1500, 1987-1987 GMC G1500, 1987-1987 GMC G2500, 1987-1987 GMC G2500, 1987-1987 GMC G2500, 1987-1987 GMC G3500, 1987-1987 GMC G3500, 1987-1987 GMC Safari, 1988-1988 GMC G3500, 1988-1989 GMC C1500, 1988-1989 GMC C1500, 1988-1989 GMC C1500, 1988-1989 GMC C2500, 1988-1989 GMC C2500, 1988-1989 GMC C2500, 1988-1989 GMC C3500, 1988-1989 GMC K1500, 1988-1989 GMC K1500, 1988-1989 GMC K1500, 1988-1989 GMC K2500, 1988-1989 GMC K2500, 1988-1989 GMC K2500, 1988-1989 GMC K3500, 1988-1989 GMC Safari, 1988-1991 GMC C1500, 1988-1991 GMC C2500, 1988-1991 GMC C3500, 1988-1991 GMC G1500, 1988-1991 GMC G2500, 1988-1991 GMC G2500, 1988-1991 GMC G2500, 1988-1991 GMC G3500, 1988-1991 GMC K1500, 1988-1991 GMC K2500, 1988-1991 GMC K3500, 1989-1991 GMC G3500, 1990-1990 GMC G3500, 1992-1992 GMC C1500, 1992-1992 GMC C2500, 1992-1992 GMC C2500, 1992-1992 GMC C3500, 1992-1992 GMC C3500, 1992-1992 GMC C3500HD, 1992-1992 GMC G3500, 1992-1992 GMC K1500, 1992-1992 GMC K2500, 1992-1992 GMC K2500, 1992-1992 GMC K3500, 1992-1992 GMC K3500, 1993-1993 GMC C1500, 1993-1993 GMC C2500, 1993-1993 GMC C3500, 1993-1993 GMC K1500, 1993-1993 GMC K2500, 1993-1993 GMC K3500, 1991-1991 Oldsmobile Custom Cruiser, 1992-1992 Oldsmobile Custom Cruiser, 1990-1990 Pontiac Firebird, 1990-1992 Pontiac Firebird, 1991-1991 Pontiac Firebird, 1992-1992 Pontiac Firebird
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
AL668N, 10463001, 10463002, 10463044, 10463045, 10463104, 10463123, 10463148, 
...View more
item #1002C8W5
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Alternator 100A 12V Clockwise 6-Groove Pulley A-Premium APALT035
A-Premium®Part # APALT035
Alternator 100A 12V Clockwise 6-Groove Pulley A-Premium APALT035
4.7404 Reviews
$184.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2004 - 2006 Chevrolet Colorado, 2004 - 2006 Chevrolet Colorado, 2004 - 2006 GMC Canyon, 2004 - 2006 GMC Canyon, 2006 - 2006 Isuzu i-280, 2006 - 2006 Isuzu i-350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
11047N, 11047, SG10S039, SG10S049, SG10S051, 2650051B, 2650349, 2650424, 
...View more
item #10044NG2
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Alternator 125A 12V Clockwise 6-Groove Pulley A-Premium APALT074
A-Premium®Part # APALT074
Alternator 125A 12V Clockwise 6-Groove Pulley A-Premium APALT074
4.7404 Reviews
$173.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2007 - 2008 Isuzu i-290, 2007 - 2008 Isuzu i-370, 2007 - 2010 Hummer H3, 2007 - 2012 Chevrolet Colorado, 2007 - 2012 Chevrolet Colorado, 2007 - 2012 GMC Canyon, 2007 - 2012 GMC Canyon, 2009 - 2010 Hummer H3T
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
11148N, 11148, TG12S047, TG12S089, 2650682A, 2650682C, 849028, 15214104A, 
...View more
item #1003QP8Y
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Alternator 150A 12V Clockwise 6-Groove Pulley A-Premium APALT574
A-Premium®Part # APALT574
Alternator 150A 12V Clockwise 6-Groove Pulley A-Premium APALT574
4.7404 Reviews
$130.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2004 - 2005 Buick Rainier, 2002 - 2005 Chevrolet Trailblazer, 2002 - 2005 GMC Envoy, 2002 - 2005 GMC Envoy XL, 2004 - 2005 GMC Envoy XUV, 2003 - 2005 Isuzu Ascender, 2002 - 2004 Oldsmobile Bravada, 2005 - 2005 Saab 9-7x
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
‎8104644680, 15062413, 10464468, 15062413, 15162839, 334-2527, 334-2527A, 3342527, 
...View more
item #10044NPZ
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Alternator 150A 12V Clockwise 5-Groove Pulley A-Premium APALT1226
A-Premium®Part # APALT1226
Alternator 150A 12V Clockwise 5-Groove Pulley A-Premium APALT1226
4.7404 Reviews
$274.99
Quantity Less than 4
Edit ZIP code
2-year warranty
90 days free return
Fits 2017 - 2022 Chevrolet Colorado, 2017 - 2022 GMC Canyon
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Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
FGN15S165, 2714085A, FGN15S165, 84129223, 21082, 21082N
ConditionNew
item #1002E22P
Note
This item comes with 150 Amp, 12 Volt, CW, 5-Groove Decoupler Pulley.
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Alternator 150A 12V Clockwise 6-Groove Pulley A-Premium APALT788
A-Premium®Part # APALT788
Alternator 150A 12V Clockwise 6-Groove Pulley A-Premium APALT788
4.7404 Reviews
$270.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2010 - 2011 Chevrolet Camaro, 2012 - 2012 Chevrolet Camaro, 2015 - 2016 Chevrolet Colorado, 2015 - 2016 GMC Canyon
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
11485N, 11485, 11007, AL8876X, 849127, 13502988, FG15S026
item #1000H2Z6
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Alternator 160A 12V Clockwise 6-Groove Pulley A-Premium APALT578
A-Premium®Part # APALT578
Alternator 160A 12V Clockwise 6-Groove Pulley A-Premium APALT578
4.7404 Reviews
$151.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2009 - 2009 GMC Sierra 1500, 2007 - 2014 GMC Yukon, 2007 - 2008 Cadillac Escalade, 2007 - 2009 GMC Sierra 3500 HD, 2007 - 2008 GMC Yukon, 2007 - 2013 Chevrolet Silverado 1500, 2007 - 2009 Chevrolet Tahoe, 2009 - 2009 Chevrolet Tahoe, 2009 - 2009 Chevrolet Silverado 1500, 2009 - 2010 GMC Yukon, 2007 - 2010 Chevrolet Suburban 2500, 2007 - 2013 Chevrolet Avalanche, 2009 - 2010 Cadillac Escalade, 2007 - 2014 GMC Sierra 3500 HD, 2007 - 2014 Chevrolet Silverado 2500 HD, 2009 - 2009 GMC Yukon XL 1500, 2009 - 2009 Cadillac Escalade, 2007 - 2013 GMC Sierra 1500, 2007 - 2013 Chevrolet Silverado 1500, 2007 - 2013 GMC Sierra 1500, 2009 - 2010 GMC Yukon, 2007 - 2013 Cadillac Escalade EXT, 2007 - 2014 Chevrolet Silverado 3500 HD, 2009 - 2013 Chevrolet Silverado 1500, 2007 - 2010 GMC Yukon XL 2500, 2008 - 2009 Chevrolet Tahoe, 2007 - 2009 GMC Yukon XL 1500, 2011 - 2014 GMC Yukon, 2007 - 2014 Chevrolet Suburban 1500, 2007 - 2014 GMC Sierra 2500 HD, 2007 - 2009 Chevrolet Avalanche, 2007 - 2008 Chevrolet Silverado 1500, 2007 - 2013 GMC Sierra 1500, 2007 - 2009 GMC Sierra 2500 HD, 2013 - 2014 Cadillac Escalade, 2007 - 2014 GMC Yukon XL 1500, 2011 - 2013 Chevrolet Suburban 2500, 2011 - 2012 Cadillac Escalade, 2007 - 2009 GMC Yukon, 2007 - 2008 GMC Sierra 1500, 2007 - 2008 GMC Yukon XL 1500, 2011 - 2011 Chevrolet Tahoe, 2010 - 2014 GMC Yukon XL 1500, 2014 - 2015 Chevrolet Express 4500, 2007 - 2009 Chevrolet Silverado 3500 HD, 2011 - 2013 GMC Yukon XL 2500, 2007 - 2014 Cadillac Escalade ESV, 2007 - 2009 Chevrolet Suburban 1500, 2007 - 2013 GMC Sierra 1500, 2007 - 2014 Chevrolet Tahoe, 2007 - 2013 Chevrolet Silverado 1500, 2007 - 2009 Chevrolet Silverado 2500 HD
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
‎113774, 15093928, 15857608, 15905871, 25877026, 400-12253, ADR0369, 334-2742A, 
...View more
item #1003QPET
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Alternator 100A 12V Clockwise 6-Groove Pulley A-Premium APALT538
A-Premium®Part # APALT538
Alternator 100A 12V Clockwise 6-Groove Pulley A-Premium APALT538
4.7404 Reviews
$123.99
Edit ZIP code
2-year warranty
90 days free return
Fits 1998 - 1998 Chevrolet K1500, 1996 - 1997 GMC K2500, 1997 - 1997 Chevrolet K1500, 1999 - 2000 Chevrolet Express 2500, 1998 - 2000 GMC K2500, 1996 - 1999 GMC C1500 Suburban, 1996 - 1999 GMC K1500 Suburban, 1999 - 2000 GMC Savana 2500, 1997 - 1997 Chevrolet C3500, 1998 - 2000 Chevrolet C2500, 1996 - 1997 GMC C1500, 1998 - 2000 Chevrolet C3500, 1996 - 1999 Chevrolet K1500 Suburban, 1997 - 1997 Chevrolet K3500, 1999 - 2000 Chevrolet Express 3500, 1996 - 1999 GMC C2500 Suburban, 1998 - 2000 Chevrolet C3500HD, 1996 - 1997 GMC C3500, 1998 - 1998 Chevrolet C1500, 1996 - 1999 Chevrolet K2500 Suburban, 1997 - 1997 Chevrolet C1500, 1998 - 2000 GMC C2500, 1998 - 2000 Chevrolet K2500, 1998 - 2000 GMC C3500HD, 1996 - 1997 Chevrolet Tahoe, 1996 - 1999 Chevrolet C1500 Suburban, 1996 - 1997 GMC C2500, 1997 - 1997 Chevrolet K2500, 1998 - 2000 GMC K3500, 1996 - 1997 GMC K3500, 1996 - 1997 GMC C3500HD, 1999 - 2000 GMC Savana 3500, 1998 - 2000 Chevrolet K3500, 1996 - 1999 Chevrolet C2500 Suburban, 1997 - 1997 Chevrolet C2500, 1996 - 1997 GMC Yukon, 1996 - 1997 GMC K1500, 1998 - 2000 GMC C3500, 1998 - 1999 Chevrolet Tahoe, 1996 - 1999 GMC K2500 Suburban, 1998 - 1998 GMC K1500, 1997 - 1997 Chevrolet C3500HD
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
8227N, 8227, 111712, LRA2835, 10463940
item #1003QYVD
Note
【Note-1】 This item comes with 100Amps /12V, Clockwise Rotation, 6-Groove Pulley.
【Note-2】 This item fits the model with Standard Equipment.
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Alternator - Bosch AL662N
BoschPart # AL662N
Alternator - Bosch AL662N
4.622 Reviews
$161.99
Quantity Less than 2
Edit ZIP code
3-year warranty
90 days free return
Fits 1988-1988 Chevrolet G30, 1988-1993 Chevrolet C3500, 1988-1993 Chevrolet K3500, 1989-1989 Chevrolet R2500, 1989-1989 Chevrolet R2500 Suburban, 1989-1991 Chevrolet G30, 1990-1991 Chevrolet C1500, 1990-1991 Chevrolet R2500 Suburban, 1990-1991 Chevrolet R3500, 1991-1991 Chevrolet R3500, 1991-1991 Chevrolet V3500, 1991-1991 Chevrolet V3500, 1991-1993 Chevrolet C2500, 1991-1993 Chevrolet C3500HD, 1991-1993 Chevrolet K2500, 1992-1992 Chevrolet C2500 Suburban, 1992-1993 Chevrolet C1500, 1992-1993 Chevrolet K2500 Suburban, 1993-1993 Chevrolet C2500 Suburban, 1994-1994 Chevrolet S10 Blazer, 1988-1989 GMC G3500, 1988-1992 GMC C3500, 1988-1992 GMC K3500, 1989-1989 GMC R2500, 1989-1989 GMC R2500 Suburban, 1989-1989 GMC V3500, 1990-1990 GMC G3500, 1990-1991 GMC R2500 Suburban, 1991-1991 GMC G3500, 1991-1991 GMC R3500, 1991-1991 GMC V3500, 1991-1992 GMC C2500, 1991-1992 GMC K2500, 1991-1993 GMC C3500HD, 1992-1992 GMC C2500 Suburban, 1992-1992 GMC K2500 Suburban, 1993-1993 GMC C2500, 1993-1993 GMC C2500 Suburban, 1993-1993 GMC C3500, 1993-1993 GMC K2500, 1993-1993 GMC K2500 Suburban, 1993-1993 GMC K3500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
AL662N, 10463039, 10463046, 10463105, 10463185, 10463416
item #1002C4N4
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Alternator 100A 12V Clockwise 6-Groove Pulley A-Premium APALT517
A-Premium®Part # APALT517
Alternator 100A 12V Clockwise 6-Groove Pulley A-Premium APALT517
4.7404 Reviews
$122.99
Quantity Less than 3
Edit ZIP code
2-year warranty
90 days free return
Fits 1994 - 1995 Chevrolet LLV, 1994 - 1997 Chevrolet S10, 1994 - 1997 GMC Sonoma, 1996 - 1997 Isuzu Hombre
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
8160-7N, 8160, 112614, 8104634070
item #1003QZR7
Note
1994-1995 Chevrolet LLV fits the postal vehicle.
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Alternator 110A 12V Clockwise 3-Groove Pulley A-Premium APALT888
A-Premium®Part # APALT888
Alternator 110A 12V Clockwise 3-Groove Pulley A-Premium APALT888
4.7404 Reviews
$258.99
Quantity Less than 3
Edit ZIP code
2-year warranty
90 days free return
Fits 2005 - 2006 Isuzu NPR, 2005 - 2010 GMC W5500 Forward, 1999 - 2004 Chevrolet W5500 Tiltmaster, 1999 - 2004 Chevrolet W4500 Tiltmaster, 2003 - 2004 Isuzu NPR HD, 2005 - 2008 GMC W3500 Forward, 2003 - 2004 Isuzu NPR, 2003 - 2007 Isuzu NQR, 2005 - 2007 Isuzu NPR HD, 2005 - 2007 Isuzu NRR, 2005 - 2010 GMC W4500 Forward, 2004 - 2009 Chevrolet W5500HD Tiltmaster, 2005 - 2009 GMC W5500HD Forward, 2005 - 2009 Chevrolet W3500 Tiltmaster, 2005 - 2010 Chevrolet W4500 Tiltmaster, 1999 - 2004 Chevrolet W3500 Tiltmaster, 2005 - 2010 Chevrolet W5500 Tiltmaster
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
12536N, 12536, 2902768400, 8972482970, 8972482971, LR1110501, LR1110501B, LR1110501BAM
item #1000DG9Z
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Alternator 125A 12V Clockwise 6-Groove Pulley A-Premium APALT747
A-Premium®Part # APALT747
Alternator 125A 12V Clockwise 6-Groove Pulley A-Premium APALT747
4.7404 Reviews
$188.99
Quantity Less than 3
Edit ZIP code
2-year warranty
90 days free return
Fits 2007 - 2009 GMC Yukon, 2010 - 2014 Chevrolet Silverado 2500 HD, 2013 - 2014 GMC Yukon XL 1500, 2009 - 2014 GMC Savana 1500, 2009 - 2014 Chevrolet Express 1500, 2007 - 2009 GMC Sierra 3500 HD, 2010 - 2012 GMC Sierra 3500 HD, 2013 - 2014 Cadillac Escalade, 2013 - 2014 GMC Yukon, 2007 - 2010 GMC Yukon XL 2500, 2007 - 2009 GMC Yukon XL 1500, 2008 - 2008 Chevrolet Silverado 1500, 2013 - 2013 Chevrolet Silverado 1500, 2013 - 2014 GMC Sierra 2500 HD, 2009 - 2010 GMC Yukon XL 1500, 2013 - 2013 GMC Sierra 1500, 2013 - 2014 GMC Yukon XL 1500, 2007 - 2009 GMC Sierra 2500 HD, 2013 - 2014 Chevrolet Silverado 3500 HD, 2010 - 2012 Chevrolet Silverado 3500 HD, 2014 - 2014 Freightliner XB Line, 2010 - 2014 GMC Sierra 2500 HD, 2008 - 2008 GMC Sierra 1500, 2013 - 2014 Chevrolet Tahoe, 2009 - 2010 GMC Yukon, 2010 - 2013 Chevrolet Silverado 3500 HD, 2008 - 2008 Chevrolet Silverado 1500, 2011 - 2014 Freightliner MT45, 2007 - 2013 Chevrolet Suburban 2500, 2013 - 2013 Freightliner XC Modular Rail, 2013 - 2014 Chevrolet Silverado 2500 HD, 2010 - 2012 Chevrolet Silverado 2500 HD, 2007 - 2009 Chevrolet Silverado 3500 HD, 2013 - 2014 Cadillac Escalade ESV, 2013 - 2014 Chevrolet Suburban 1500, 2013 - 2014 GMC Sierra 3500 HD, 2013 - 2013 Cadillac Escalade EXT, 2007 - 2009 Chevrolet Silverado 2500 HD, 2008 - 2008 GMC Sierra 1500, 2007 - 2009 GMC Sierra 3500 HD, 2009 - 2010 GMC Yukon, 2009 - 2009 Chevrolet Tahoe, 2013 - 2013 Chevrolet Avalanche, 2009 - 2010 GMC Savana 1500, 2010 - 2012 GMC Sierra 2500 HD, 2010 - 2014 GMC Sierra 3500 HD, 2008 - 2008 Chevrolet Silverado 1500, 2007 - 2009 Chevrolet Tahoe, 2013 - 2013 GMC Yukon XL 2500, 2013 - 2014 GMC Yukon, 2007 - 2009 GMC Sierra 2500 HD, 2007 - 2009 Chevrolet Silverado 3500 HD, 2009 - 2009 Chevrolet Tahoe, 2011 - 2014 Freightliner MT55, 2008 - 2008 GMC Sierra 1500, 2007 - 2009 Chevrolet Suburban 1500, 2007 - 2009 Chevrolet Silverado 2500 HD, 2009 - 2010 Chevrolet Express 1500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
11234N, 11234, 15204278, 22817848, 0124425204
item #1000DGXC
Note
This item comes with 125 Amp/12 Volt, Clockwise Rotation, 6-Groove Pulley.
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Alternator - Bosch AL8684N
BoschPart # AL8684N
Alternator - Bosch AL8684N
4.622 Reviews
$331.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1989-1989 Chevrolet R2500, 1989-1989 Chevrolet R2500 Suburban, 1989-1989 Chevrolet R3500, 1989-1989 Chevrolet V3500, 1991-1991 Chevrolet R2500 Suburban, 1991-1991 Chevrolet R3500, 1991-1991 Chevrolet V2500 Suburban, 1991-1991 Chevrolet V3500, 1992-1992 Chevrolet Blazer, 1992-1992 Chevrolet C1500, 1992-1992 Chevrolet C2500, 1992-1992 Chevrolet C2500, 1992-1992 Chevrolet C2500 Suburban, 1992-1992 Chevrolet C3500, 1992-1992 Chevrolet K1500, 1992-1992 Chevrolet K1500, 1992-1992 Chevrolet K1500 Suburban, 1992-1992 Chevrolet K2500, 1992-1992 Chevrolet K2500, 1992-1992 Chevrolet K2500 Suburban, 1992-1992 Chevrolet K3500, 1992-1993 Chevrolet C1500, 1992-1993 Chevrolet C1500 Suburban, 1992-1993 Chevrolet Corvette, 1993-1993 Chevrolet Blazer, 1993-1993 Chevrolet Corvette, 1993-1993 Chevrolet K1500, 1993-1993 Chevrolet K1500 Suburban, 1993-1994 Chevrolet C1500, 1993-1994 Chevrolet C2500, 1993-1994 Chevrolet C2500, 1993-1994 Chevrolet C2500 Suburban, 1993-1994 Chevrolet C3500, 1993-1994 Chevrolet K1500, 1993-1994 Chevrolet K2500, 1993-1994 Chevrolet K2500, 1993-1994 Chevrolet K2500 Suburban, 1993-1994 Chevrolet K3500, 1994-1994 Chevrolet Blazer, 1994-1994 Chevrolet C1500, 1994-1994 Chevrolet C1500 Suburban, 1994-1994 Chevrolet K1500, 1994-1994 Chevrolet K1500 Suburban, 1995-1995 Chevrolet C1500, 1995-1995 Chevrolet C1500, 1995-1995 Chevrolet C1500 Suburban, 1995-1995 Chevrolet C2500, 1995-1995 Chevrolet C2500, 1995-1995 Chevrolet C2500 Suburban, 1995-1995 Chevrolet C3500, 1995-1995 Chevrolet K1500, 1995-1995 Chevrolet K1500, 1995-1995 Chevrolet K1500 Suburban, 1995-1995 Chevrolet K2500, 1995-1995 Chevrolet K2500, 1995-1995 Chevrolet K2500 Suburban, 1995-1995 Chevrolet K3500, 1995-1995 Chevrolet Tahoe, 1989-1989 GMC R2500 Suburban, 1989-1989 GMC R3500, 1989-1989 GMC V3500, 1989-1991 GMC R3500, 1989-1991 GMC V3500, 1991-1991 GMC Jimmy, 1991-1991 GMC R1500 Suburban, 1991-1991 GMC R2500 Suburban, 1991-1991 GMC V2500 Suburban, 1992-1992 GMC C1500, 1992-1992 GMC C1500 Suburban, 1992-1992 GMC C2500, 1992-1992 GMC C2500, 1992-1992 GMC C2500 Suburban, 1992-1992 GMC C3500, 1992-1992 GMC C3500HD, 1992-1992 GMC K1500, 1992-1992 GMC K1500, 1992-1992 GMC K1500 Suburban, 1992-1992 GMC K2500 Suburban, 1992-1992 GMC K3500, 1992-1992 GMC Yukon, 1992-1993 GMC C1500, 1992-1995 GMC K2500, 1992-1995 GMC K2500, 1993-1993 GMC K2500 Suburban, 1993-1993 GMC K3500, 1993-1993 GMC Yukon, 1993-1994 GMC C1500, 1993-1994 GMC C1500 Suburban, 1993-1994 GMC C2500, 1993-1994 GMC C2500, 1993-1994 GMC C2500 Suburban, 1993-1994 GMC C3500, 1993-1994 GMC C3500HD, 1993-1994 GMC K1500, 1993-1994 GMC K1500, 1993-1994 GMC K1500 Suburban, 1994-1994 GMC C1500, 1994-1995 GMC K2500 Suburban, 1994-1995 GMC K3500, 1994-1995 GMC Yukon, 1995-1995 GMC C1500, 1995-1995 GMC C1500, 1995-1995 GMC C1500 Suburban, 1995-1995 GMC C2500, 1995-1995 GMC C2500, 1995-1995 GMC C2500 Suburban, 1995-1995 GMC C3500, 1995-1995 GMC C3500HD, 1995-1995 GMC K1500, 1995-1995 GMC K1500, 1995-1995 GMC K1500 Suburban
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
AL8684N, 10463152, 10463153, 10463242, 10463266
item #1002D6HW
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Alternator 105A 12V Clockwise 6-Groove Pulley A-Premium APALT518
A-Premium®Part # APALT518
Alternator 105A 12V Clockwise 6-Groove Pulley A-Premium APALT518
4.7404 Reviews
$113.99
Quantity Less than 3
Edit ZIP code
2-year warranty
90 days free return
Fits 1993 - 1995 Chevrolet G10, 1993 - 1995 Chevrolet G20, 1993 - 1996 Chevrolet G30, 1993 - 1995 GMC G2500, 1996 - 1996 Chevrolet G30, 1993 - 1993 GMC Safari, 1993 - 1993 GMC G1500, 1993 - 1995 GMC G3500, 1993 - 1995 Chevrolet G10, 1992 - 1992 GMC G1500, 1992 - 1992 Chevrolet G30, 1993 - 1995 Chevrolet G20, 1993 - 1995 GMC G3500, 1996 - 1996 GMC G3500, 1993 - 1995 GMC G2500, 1992 - 1992 GMC G3500, 1996 - 1996 Chevrolet G30, 1993 - 1995 Chevrolet G30, 1993 - 1995 GMC G1500, 1993 - 1995 Chevrolet G20, 1992 - 1992 GMC G2500, 1993 - 1993 Chevrolet Astro, 1993 - 1995 GMC G1500, 1993 - 1993 Chevrolet G10, 1992 - 1992 Chevrolet G30, 1992 - 1992 Chevrolet G20, 1992 - 1992 Chevrolet G10, 1993 - 1996 GMC G3500, 1996 - 1996 GMC G3500, 1993 - 1995 GMC G2500, 1993 - 1995 Chevrolet G30, 1992 - 1992 GMC G3500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Part interchange
81653, 8165-3N, 8165, 7861-3N, 110500, LRA1510, 10463418, 10480087, 
...View more
item #1003R8K3
Note
This item comes with 105 Amp/12V, CW, 6-Groove Pulley.
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Page 1 of 8

What does a car alternator do?

The alternator keeps your automobile alive when the engine is running, however, the battery is necessary to start your car when it is not functioning. The majority of your car's electronic parts, such as the headlights, electric steering, power windows, windshield wipers, heated seats, dashboard gauges, and radio, are powered by the alternator while you're moving or idle. All of them receive direct current (DC) electricity from the alternator. Your car's battery is also charged while you're driving thanks to your alternator.

By converting mechanical energy into electrical energy, the alternator operates. When your engine is running, it drives a drive belt that is suspended from an alternator pulley. A set of magnets is spun around a coil by the alternator's rotor shaft, which is turned by the pulley. Alternating current (AC) is produced by these rotating magnets and circulated through the coil to the rectifier of the alternator. Your car's electrical systems are turned on by the rectifier, which transforms that AC power into DC power.

How does a car alternator work?

A car alternator is a device that converts mechanical energy into electrical energy. It is responsible for charging the battery and powering the electrical systems of the car. When the engine is running, the alternator is driven by a belt connected to the engine's crankshaft. Inside the alternator, there is a stationary magnetic field and a rotating coil of wire called the rotor. As the rotor spins, it generates an alternating current (AC) by electromagnetic induction.

The output of the alternator is regulated by a voltage regulator, which maintains a constant voltage output even as the engine speed varies. When the battery is fully charged, the voltage regulator reduces the output of the alternator to prevent overcharging the battery. When the engine is idling, the alternator output may not be enough to power all of the car's electrical systems, so the battery may be used to provide additional power. When the engine is running at higher speeds, the alternator output increases to meet the demand for electrical power.

Symptoms of alternator failure

  • Trouble starting or frequent stalling
  • Battery warning light on the dash
  • Dim or overly bright lights
  • Growling or whining noises
  • The smell of burning rubber or wires
  • Dead battery
  • Slow or malfunctioning accessories 

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