It features a 145 amp output (option code KG3) and uses a 2-wire connector.
Condition: Excellent (A)
Mileage: 94,100 miles
It is a 125 amp unit. It fits vehicles with option code KG7 or K76.
Condition: Excellent (A)
Mileage: 101,100 miles
GM Original Equipment
It is a 160 amp unit (option code KW1).
Condition: Excellent (A)
Mileage: 127,600 miles
GM Original Equipment; 130 AMP GENERATOR (KG8), 130 AMP GENERATOR (8A7)
GM Original Equipment; 2015 1/2 MODEL YEAR BREAK POINT (AVF), 220 AMP GENERATOR (KW5)
w/ Delco 105 amp alt.
It is a 150-amp unit. It fits vehicles with option code KG4 or option code KHB.
Condition: Excellent (A)
Mileage: 123,300 miles
Opt 130 Amps
Opt 130 Amps
Std 105 Amps
Std 105 Amps
w/ Delco 130 amp alt.
It is a 220 amp unit. It fits vehicles with option code KW5 or option code KHB (dual alternators, 150 and 220 amp).
Condition: Excellent (A)
Mileage: 138,200 miles
Delco Unit w/2-Pin Alt Plug 145 Amps Superseded
Opt 145 Amps Superseded
It fits vehicles with the 4.8L engine and 4-speed automatic transmission. This part is rated for 145 amps (option code KG3). It also fits vehicles with the Special Equipment Option (option code 8C6).
Condition: Excellent (A)
Mileage: 202,800 miles
Delco Unit w/2-Pin Alt Plug 145 Amps Superseded
It fits vehicles with the 4.3L engine and 4-speed automatic transmission. This is a 145 amp alternator.
Condition: Excellent (A)
Mileage: 311,100 miles
It is a 105 amp alternator. It fits vehicles with the 4.3L engine and 4-speed automatic transmission. This part is for 2-door models.
Condition: Excellent (A)
Mileage: 248,000 miles
It is a 145 amp alternator. It fits vehicles with a 6.6L diesel engine, 4 doors, and a 6-speed automatic transmission.
Condition: Excellent (A)
Mileage: 279,400 miles
To 105 Amp Alternator
It is for vehicles with the 6.6L engine and 6-speed automatic transmission. This alternator is rated at 170 amps (option code KW7).
Condition: Excellent (A)
Mileage: 51,400 miles
Delco Unit w/2-Pin Alt Plug 145 Amps
Delco Unit Std DR44 Type 145 Amps
Delco Unit 145 Amps Superseded
Opt 145 Amps Superseded
Delco Unit Std DR44 Type 145 Amps
Delco Unit w/2-Pin Alt Plug 145 Amps
145 Amps
145 Amps
Delco Unit Opt 160 Amps Superseded
w/2 pin plug, w/57mm diameter pulley, w/3:00 plug
It is a 220 amp alternator for vehicles with a 6.6L engine and a 10-speed automatic transmission. This part fits 4-door models.
Condition: Excellent (A)
Mileage: 45,900 miles
w/ 145 amp Delco alt.
Opt 145 Amps
Opt 145 Amps
Delco Unit Opt 160 Amps
w/ 160 Amp Alternator (RPO KW1)
Delco Unit Opt 160 Amps
105 Amp
Delco Unit w/2-Pin Alt Plug 145 Amps Superseded
w/ 105 Amp
w/ 105 Amp
w/ Delco 105 amp alt.
Optional, w/ 145 amp alt.
It is a 105 amp alternator. It fits vehicles with a 4.8L engine and a 4-speed automatic transmission. It also fits 2-door models.
Condition: Excellent (A)
Mileage: 243,000 miles
w/ Delco 160 amp alt.
Bosch Unit w/2-Pin Alt Plug 160 Amps
Delco Unit Std 145 Amps
w/ 130 Amp
w/ 10480390 Stamped on Alternator (1st Design)
Bosch Unit w/2-Pin Alt Plug 160 Amps
w/ Bosch 105 Amp Alternator
Delco Unit Std 145 Amps
w/ 130 Amp
w/ 10480390 Stamped on Alternator (1st Design)
w/ 130 Amp
w/ 10480390 Stamped on Alternator (1st Design)
w/ Delco 145 amp alt.
w/2 pin plug, w/57mm diameter pulley, w/11:30 plug
Std 105 Amps
Std 105 Amps
w/ 145 Amp Alternator (RPO KG3)
-Remanufactured
105 Amp
w/ 145 Amp Alternator
Bosch Unit 105 Amps
w/ 4 pin plug, Bosch 105 amp alt.
Opt 145 Amps
To 145 Amp Alternator
Opt 145 Amps
Bosch Unit 125 Amps
Bosch Unit 125 Amps
w/ 145 Amp Alternator
w/ 145 Amp Alternator (RPO KG3)
-Remanufactured
w/2 pin plug, w/57mm diameter pulley, w/3:00 plug
w/ 130 Amp
w/ 10480390 Stamped on Alternator (1st Design)
w/ 145 Amp Alternator (RPO KG3)
-Remanufactured
Remanufactured; With 145 amp ALTERNATOR; Family DE-DR237; Unit MFR DE; Amps 145; Pulley 6S; Internal Fan; Internal Regulator; Clock 3:00
Remanufactured; With Delco 160 amp ALTERNATOR; Family DE-AD244; Unit MFR DE; Amps 160; Pulley 6S; Internal Fan; Internal Regulator; Clock 3:00
Dual Alternators, 150 & 220 Amp Alternator, 150 Amp.
105 Amp
Delco Unit w/2-Pin Alt Plug 145 Amps
w/ 145 Amp Alternator (RPO KG3)
w/ 2 Wire Generator
Delco Unit Std DR44 Type 145 Amps
To 105 Amp Alternator
CS130D; Rear Battery Post; 120 Amp; 95 Idle; 6 Groove Pulley; PLIS Voltage Regulator; Natural
w/ 145 Amp Alternator (RPO KG3)
-Remanufactured
160 Amp
To 150 Amp Alternator with Single Alternator
145 Amps
To 105 Amp Alternator
w/ 105 Amp
w/ Delco 130 amp alt.
To 125 Amp Alternator with Single Alternator
w/2 pin plug, w/57mm diameter pulley, w/11:30 plug
Professional; With 144mm (5 11/16") Diameter Alt Case; 145 Amps
Bosch Unit w/2-Pin Alt Plug 160 Amps
Bosch Unit w/2-Pin Alt Plug 160 Amps
w/ 145 Amp Alternator
w/ 160 Amp Alternator (RPO KW1)
With Delco DR44 145 Amp or DR37 145 Amp, Supplied as DR37 145 Amp
Bosch Unit 125 Amps
125 Amp
Professional; With Remy Alt; With High Output Alt; 160 Amps
w/ 145 Amp Alternator (RPO KG3)
w/ 2 Wire Generator
Std 150 Amps
Std 150 Amps
w/ Delco 160 amp alt.
CS130D; Rear Battery Post; 120 Amp; 95 Idle; 6 Groove Pulley; PLIS Voltage Regulator; Chrome
CS130D; Rear Battery Post; 120 Amp; 95 Idle; 6 Groove Pulley; PLIS Voltage Regulator; Polished
CS130D; Rear Battery Post; 165 Amp; 100 Idle; 6 Groove Pulley; PLIS Voltage Regulator; Natural
w/ 150 amp alt.
Delco Unit Opt 160 Amps
Std 150 Amps
w/ 160 Amp Alternator (RPO KW1)
AD230; Offset 2 in. Spools; 120 Amp; 95 Idle; Natural
Std 150 Amps
CS130D; Rear Battery Post; 165 Amp; 100 Idle; 6 Groove Pulley; PLIS Voltage Regulator; Black
w/ 125 Amps Dual Alternator (RPO K76)
GM Original Equipment; 150 AMP GENERATOR (KG4); 150 AMP-STEEL PULLEY; LABELED 84143542
Opt 220 Amps
w/ 150 amp alt.
105 Amp
To 130 Amp Alternator
w/ 145 Amps.
w/ 160 Amp Alternator (RPO KW1)
GM Original Equipment; 125 AMP DUAL GENERATOR (K76)
w/ 145 Amp Alternator (RPO KG3)
w/ 2 Wire Generator
w/ 145 Amp Alternator (RPO KG3)
w/ 2 Wire Generator
w/ 220 amp alt.
CS130D; Rear Battery Post; 165 Amp; 100 Idle; 6 Groove Pulley; PLIS Voltage Regulator; Polished
AD230; Offset 2 in. Spools; 165 Amp; 100 Idle; Natural
AD230; Offset 2 in. Spools; 120 Amp; 95 Idle; Polished
AD230; Offset 2 in. Spools; 120 Amp; 95 Idle; Chrome
CS130D; Rear Battery Post; 165 Amp; 100 Idle; 6 Groove Pulley; PLIS Voltage Regulator; Chrome
150 Amp; 6-Groove Serpentine Pulley OE
AD230; Offset 2 in. Spools; 165 Amp; 100 Idle; Black
GM Original Equipment; 105 AMP DUAL GENERATOR (8X5); STAMPED "JD"; DELCO SERIES DR44G TYPE 100; USE TOGETHER WITH 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
AD230; 165 Amp; 3 in.; 6 Groove Under Drive Pulley; 1 Wire or OE Hookup; Natural Finish
GM Original Equipment; 150 AMP GENERATOR (KG4); DECOUPLED PULLEY; LABELED 84143543
w/ 125 Amps Dual Alternator (RPO K76)
AD230; Offset 2 in. Spools; 165 Amp; 100 Idle; Chrome
AD230; Offset 2 in. Spools; 165 Amp; 100 Idle; Polished
w/ 130 Amp
w/ 15750871 Stamped on Alternator (2nd Design)
Denso IR/IF, 150 Amp, S6 Pulley
w/ 125 Amps Dual Alternator (RPO K76)
AD244; Offset 2 in. Spools; 180 Amp; 135 Idle; w/4 pin Voltage Regulator; Natural
Remanufactured; 130 AMP GENERATOR (KG8), 130 AMP GENERATOR (8A7), ARLINGTON, TX ASSEMBLY PLANT (ARL), FLINT, MI PLANT CODE (CMD), FORT WAYNE, IN PLANT (FWI), PONTIAC, MI GM T&B ASSEMBLY PLANT (GMC), JANESVILLE, WI ASSEMBLY PLANT (
GM Original Equipment; 150 AMP & 220 AMP DUAL GENERATOR (KHB), 220 AMP GENERATOR (KW5); LABELED 84143541
GM Original Equipment; 105 AMP DUAL GENERATOR (K65), 105 AMP DUAL GENERATOR (8X5)
Dual Alternators, 150 & 220 Amp Alternator, 150 Amp.
w/ 160 Amp Alternator (RPO KW1)
Dual Alternators, 150 & 220 Amp Alternator, 150 Amp.
150 Amp., Stamped #22747894
AD244; Offset 2 in. Spools; 220 Amp; 150 Idle; w/4 pin Voltage Regulator; Natural
AD230; XS Volt; 165 Amp; 3 in.; 6 Groove Under Drive Pulley; Natural Finish XS Volt(TM) Regulator
105 Amp
AD244; Offset 2 in. Spools; 180 AMP; 135 Idle; w/2 Pin Voltage Regulator; OE Only; Natural
CS144; Offset 2 in. Spools; 200 Amp; 125 Idle; w/PLFS Computer Compatible Voltage Regulator; Natural
AD244; Offset 2 in. Spools; 220 Amp; 150 Idle; w/4 pin Voltage Regulator; Black
GM Original Equipment; 220 AMP GENERATOR (KW5); LABELED 84143539
AD244; Offset 2 in. Spools; 180 Amp; 135 Idle; w/4 pin Voltage Regulator; Polished
AD244; Offset 2 in. Spools; 180 Amp; 135 Idle; w/4 pin Voltage Regulator; Chrome
CS144; Offset 2 in. Spools; 200 Amp; 125 Idle; w/PLFS Computer Compatible Voltage Regulator; Black
150 Amp.
w/ 130 Amp
w/ 10480390 Stamped on Alternator (1st Design)
AD244; Offset 2 in. Spools; 220 AMP; 150 Idle; w/2 Pin Voltage Regulator; OE Only; Natural
Denso; 245 Amp; 6 Groove Pulley; 2 Pin OE Hookup; FR-L Voltage Regulator; Hairpin Upgrade; Natural Finish
w/ 125 Amps Dual Alternator (RPO K76)
AD244; Offset 2 in. Spools; 180 AMP; 135 Idle; w/2 Pin Voltage Regulator; OE Only; Polished
AD244; Offset 2 in. Spools; 180 AMP; 135 Idle; w/2 Pin Voltage Regulator; OE Only; Chrome
w/ 145 Amp Alternator (RPO KG3)
w/ 2 Wire Generator
AD244; Offset 2 in. Spools; 220 Amp; 150 Idle; w/4 pin Voltage Regulator; Chrome
AD244; Offset 2 in. Spools; 220 AMP; 150 Idle; w/2 Pin Voltage Regulator; OE Only; Black
AD244; Offset 2 in. Spools; 220 Amp; 150 Idle; w/4 pin Voltage Regulator; Polished
220 Amp.
AD244; 220 Amp; 3 in.; 6 Groove Under Drive Pulley; 2 Pin; Natural Finish High RPM Applications RVC OE Connection
AD244; Offset 2 in. Spools; 220 AMP; 150 Idle; w/2 Pin Voltage Regulator; OE Only; Polished
AD244; Offset 2 in. Spools; 220 AMP; 150 Idle; w/2 Pin Voltage Regulator; OE Only; Chrome
Dual Alternators, 150 & 220 Amp Alternator, 150 Amp.
AD244; 220 Amp; 3 in.; 6 Groove Under Drive Pulley; 2 Pin; Black Finish High RPM Applications RVC OE Connection
Denso; 245 Amp; 6 Groove Decoupler Pulley; w/2 pin OE Hookup; FR-L Voltage Regulator w/Clutch; Hairpin Upgrade; Natural Finish
CS144; Offset 2 in. Spools; 200 Amp; 125 Idle; w/PLFS Computer Compatible Voltage Regulator; Chrome
CS144; Offset 2 in. Spools; 200 Amp; 125 Idle; w/PLFS Computer Compatible Voltage Regulator; Polished
220 Amp.
Dual Alternators, 150 & 220 Amp Alternator, 150 Amp.
GM CS144; 200 Amp; 6 Groove Pulley; Baffle; 1 Wire/OE Hookup; Polished Finish
CS144; Offset 2 in. Spools; 200 Amp; 125 Idle; Chrome
w/ 130 Amp
w/ 10480390 Stamped on Alternator (1st Design)
Dual Alternators, 150 & 220 Amp Alternator, 220 Amp.
Browse our selection of quality alternator parts designed specifically for your GMC Sierra 2500 HD. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
AT4 · Base · Denali · Pro · SL · SLE · SLT · WT
Crew Cab Pickup · Extended Cab Pickup · Standard Cab Pickup
V8 6.0L · V8 6.6L · V8 8.1L
Automatic · Manual
