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ACDelco 22781131 Alternator

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ACDelco 22781131 Alternator Image 2
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ACDelco 22781131 Alternator

ACDelco
Brand:ACDelco
Part Number: 22781131
UPC: 00707773814246
Weight: 14.99 lbs
Condition:New



On Sale:

$245.96

Availability:
204 in Stock
Warehouse: US-4
Quantity:

Product Information

Description:

Get the ACDelco 22781131 Alternator for your vehicle. Buy now and secure your purchase online!

GM Genuine Parts Alternators are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These alternators provide power to the vehicle's electrical systems and charge the battery while the engine is running. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • Newly manufactured as an exact replacement for your GM vehicle's original alternator
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Specifications:

AC Tap:
No
Alternator Case Material:
Aluminum
Amperage Rating:
145 Ampere
DE to Pulley 1st Groove (mm):
21mm
External Regulator Included:
No
Family:
Delco AD244
Fan Type:
Internal
Finish:
Aluminum
Ground Type:
Negative
Height (in):
10.25 in
Inside Distance Between Mounting ft (mm):
51
Length (in):
13.88 in
Mounting Type:
1 Pivot ft
One Wire Capable:
No
Plug Clock Rear View Main Mounting Ear at 6 O Clock:
3
Programming Required:
No
Pulley Belt Type:
Serpentine
Pulley Groove Quantity:
6
Pulley Included:
Yes
Regulator Type:
Internal
Rotation Direction:
Clockwise
Terminal Connection Quantity:
4
Voltage:
12 VDC
Weight (lb):
14.99 lb
Width (in):
13.25 in
Country of Origin:
MX

Select a vehicle to narrow ACDelco 22781131 Alternator fitment info!

Last Updated: 03/01/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes
Showing 100 fitments from page 2 of 2
GMC Savana 3500

4.8L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
8th VIN Digit: V
 

GMC Savana 3500



4.8L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
8th VIN Digit: V

1 Per Vehicle
GMC Savana 3500

6.0L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U
 

GMC Savana 3500



6.0L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle
GMC Savana 3500

4.8L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100)(LABELED 22781131
145 AMP
8th VIN Digit: V
 

GMC Savana 3500



4.8L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100)(LABELED 22781131
145 AMP
8th VIN Digit: V

1 Per Vehicle
GMC Savana 3500

6.0L V8 CNG OHV,
6.0L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100)(LABELED 22781131
145 AMP
Eng: LQ4
8th VIN Digit: U
 

GMC Savana 3500



6.0L V8 CNG OHV,
6.0L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100)(LABELED 22781131
145 AMP
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle
GMC Savana 4500

6.0L V8 Flex OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
145 AMP(KG3)
145 AMP
Eng: L96
8th VIN Digit: G
 

GMC Savana 4500



6.0L V8 Flex OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
145 AMP(KG3)
145 AMP
Eng: L96
8th VIN Digit: G

1 Per Vehicle
GMC Savana 4500

6.0L V8 CNG OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
145 AMP(KG3)
145 AMP
Eng: LC8
8th VIN Digit: B
 

GMC Savana 4500



6.0L V8 CNG OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
145 AMP(KG3)
145 AMP
Eng: LC8
8th VIN Digit: B

1 Per Vehicle
GMC Savana 4500

6.0L V8 Flex OHV
1
 
VEH BUILT W/ A 2 WIRE CONN, FOR GENERATOR)(FOR 1ST DES SEE 20881337
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
145 AMP(KG3)
145 AMP
2nd Design
Eng: L96
8th VIN Digit: G
 

GMC Savana 4500



6.0L V8 Flex OHV VEH BUILT W/ A 2 WIRE CONN, FOR GENERATOR)(FOR 1ST DES SEE 20881337
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
145 AMP(KG3)
145 AMP
2nd Design
Eng: L96
8th VIN Digit: G

1 Per Vehicle
GMC Sierra 1500 HD

6.0L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
 

GMC Sierra 1500 HD



6.0L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP

1 Per Vehicle
GMC Sierra 1500 HD Classic

6.0L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
 

GMC Sierra 1500 HD Classic



6.0L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP

1 Per Vehicle
GMC Sierra 2500 HD

6.0L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U
 

GMC Sierra 2500 HD



6.0L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle
GMC Sierra 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
2
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
105 AMP DUAL GENERATOR(8X5)
 

GMC Sierra 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
105 AMP DUAL GENERATOR(8X5)

2 Per Vehicle
GMC Sierra 2500 HD

8.1L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: L18
8th VIN Digit: G
 

GMC Sierra 2500 HD



8.1L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: L18
8th VIN Digit: G

1 Per Vehicle
GMC Sierra 2500 HD Classic

6.0L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U
 

GMC Sierra 2500 HD Classic



6.0L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle
GMC Sierra 2500 HD Classic

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
2
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
105 AMP DUAL GENERATOR(8X5)
 

GMC Sierra 2500 HD Classic



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
105 AMP DUAL GENERATOR(8X5)

2 Per Vehicle
GMC Sierra 2500 HD Classic

8.1L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: L18
8th VIN Digit: G
 

GMC Sierra 2500 HD Classic



8.1L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: L18
8th VIN Digit: G

1 Per Vehicle
GMC Sierra 3500

6.0L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U
 

GMC Sierra 3500



6.0L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle
GMC Sierra 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
2
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
105 AMP DUAL GENERATOR(8X5)
 

GMC Sierra 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
105 AMP DUAL GENERATOR(8X5)

2 Per Vehicle
GMC Sierra 3500

8.1L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: L18
8th VIN Digit: G
 

GMC Sierra 3500



8.1L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: L18
8th VIN Digit: G

1 Per Vehicle
GMC Sierra 3500

6.0L V8 CNG OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
LABELED 22781131
145 AMP
Cab & Chassis
2 Doors
RWD
 

GMC Sierra 3500



6.0L V8 CNG OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
LABELED 22781131
145 AMP
Cab & Chassis
2 Doors
RWD

1 Per Vehicle
GMC Sierra 3500 Classic

6.0L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U
 

GMC Sierra 3500 Classic



6.0L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle
GMC Sierra 3500 Classic

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
2
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
105 AMP DUAL GENERATOR(8X5)
 

GMC Sierra 3500 Classic



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
105 AMP DUAL GENERATOR(8X5)

2 Per Vehicle
GMC Sierra 3500 Classic

8.1L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: L18
8th VIN Digit: G
 

GMC Sierra 3500 Classic



8.1L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: L18
8th VIN Digit: G

1 Per Vehicle
GMC Yukon

6.0L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U
 

GMC Yukon



6.0L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle
GMC Yukon XL 1500

6.0L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U
 

GMC Yukon XL 1500



6.0L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle
GMC Yukon XL 2500

6.0L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U
 

GMC Yukon XL 2500



6.0L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle
GMC Yukon XL 2500

8.1L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: L18
8th VIN Digit: G
 

GMC Yukon XL 2500



8.1L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: L18
8th VIN Digit: G

1 Per Vehicle
Hummer H3

5.3L V8 Flex OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
LABELED 20989651
145 AMP
Eng: LH9
8th VIN Digit: P
 

Hummer H3



5.3L V8 Flex OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
LABELED 20989651
145 AMP
Eng: LH9
8th VIN Digit: P

1 Per Vehicle
Hummer H3T

5.3L V8 Flex OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
LABELED 20989651
145 AMP
Eng: LH9
8th VIN Digit: P
 

Hummer H3T



5.3L V8 Flex OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
LABELED 20989651
145 AMP
Eng: LH9
8th VIN Digit: P

1 Per Vehicle
Isuzu Ascender

5.3L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LH6
8th VIN Digit: M
 

Isuzu Ascender



5.3L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LH6
8th VIN Digit: M

1 Per Vehicle
Saab 9-7x

5.3L V8 Gas OHV
1
 
USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LH6
8th VIN Digit: M
 

Saab 9-7x



5.3L V8 Gas OHV USE T/W 98057284 PULLEY FOR BELT LINE-UP)(4 WIRE GENERATOR
STAMPED 'JD'
DELCO SERIES DR44G TYPE 100
145 AMP
Eng: LH6
8th VIN Digit: M

1 Per Vehicle


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