Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
JOIN GEARS TO SAVE 5%
Shop All Brands Shop All Vehicles

  2. Auto Parts
  3. Belts and Cooling
  4. Accessory Drive Belt System Components
  5. Serpentine Belt
  6. ACDelco 8K991

ACDelco 8K991 Serpentine Belt

ACDelco 8K991 Serpentine Belt Image 1
ACDelco 8K991 Serpentine Belt Image 2
ACDelco 8K991 Serpentine Belt Image 3
ACDelco 8K991 Serpentine Belt

ACDelco
Brand:ACDelco
Part Number: 8K991
UPC: 00021625250649
Weight: 0.9 lbs
Condition:New



On Sale:

$47.27

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

Product Information

Description:

Get the ACDelco 8K991 Serpentine Belt for your vehicle. Buy now and secure your purchase online!

ACDelco Gold (Professional) Standard Serpentine Belts are a high quality alternative to Original Equipment (OE) parts. Serpentine belts are multi-ribbed, and used to drive multiple devices on an engine such as the alternator, the power steering pump, and the water pump. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional. ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

  • Drives several engine functions
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
  • Premium aftermarket replacement part
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional

Specifications:

Color:
Black
Effective Length:
2517 mm
Height (in):
1.2 in
Length (ft):
49.7 ft
Measurements:
1 3/32 in x 99 5/8
Outside Circumference:
2531 mm
Programming Required:
No
Rib Quantity:
8
Top Width:
1.087 in.
Top Width:
28 mm
Weight (lb):
.9 lb
Width (in):
1.2 in
Country of Origin:
US

Select a vehicle to narrow ACDelco 8K991 Serpentine Belt fitment info!

Last Updated: 03/02/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes

2001

 

2000

 

1999

 

1998

 

1997

 

2001

 

2000

 

1999

 

1998

 

1997

 
Ford E-150 Econoline

4.6L V8 Gas SOHC,
5.4L V8 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-150 Econoline



4.6L V8 Gas SOHC,
5.4L V8 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1998

 

1998

 
Ford E-150 Econoline

5.4L V8 Bi-Fuel SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-150 Econoline



5.4L V8 Bi-Fuel SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2001

 

2000

 

1999

 

1998

 

1997

 

2001

 

2000

 

1999

 

1998

 

1997

 
Ford E-150 Econoline Club Wagon

4.6L V8 Gas SOHC,
5.4L V8 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-150 Econoline Club Wagon



4.6L V8 Gas SOHC,
5.4L V8 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1998

 

1998

 
Ford E-150 Econoline Club Wagon

5.4L V8 Bi-Fuel SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-150 Econoline Club Wagon



5.4L V8 Bi-Fuel SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2001

 

2000

 

1999

 

1998

 

1997

 

2001

 

2000

 

1999

 

1998

 

1997

 
Ford E-250 Econoline

5.4L V8 CNG SOHC,
5.4L V8 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-250 Econoline



5.4L V8 CNG SOHC,
5.4L V8 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1999

 

1998

 

1999

 

1998

 
Ford E-250 Econoline

5.4L V8 Bi-Fuel SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-250 Econoline



5.4L V8 Bi-Fuel SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1998

 

1998

 
Ford E-350 Econoline

5.4L V8 Bi-Fuel SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-350 Econoline



5.4L V8 Bi-Fuel SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1998

 

1997

 

1998

 

1997

 
Ford E-350 Econoline

5.4L V8 CNG SOHC,
5.4L V8 Gas SOHC,
6.8L V10 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-350 Econoline



5.4L V8 CNG SOHC,
5.4L V8 Gas SOHC,
6.8L V10 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2001

 

2000

 

1999

 

1998

 

1997

 

2001

 

2000

 

1999

 

1998

 

1997

 
Ford E-350 Econoline Club Wagon

5.4L V8 CNG SOHC,
5.4L V8 Gas SOHC,
6.8L V10 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-350 Econoline Club Wagon



5.4L V8 CNG SOHC,
5.4L V8 Gas SOHC,
6.8L V10 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1999

 

1998

 

1999

 

1998

 
Ford E-350 Econoline Club Wagon

5.4L V8 Bi-Fuel SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-350 Econoline Club Wagon



5.4L V8 Bi-Fuel SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2001

 

2000

 

1999

 

2001

 

2000

 

1999

 
Ford E-350 Super Duty

5.4L V8 CNG SOHC,
5.4L V8 Gas SOHC,
6.8L V10 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-350 Super Duty



5.4L V8 CNG SOHC,
5.4L V8 Gas SOHC,
6.8L V10 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1999

 

1999

 
Ford E-350 Super Duty

5.4L V8 Bi-Fuel SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-350 Super Duty



5.4L V8 Bi-Fuel SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2001

 

2001

 
Ford E-450 Econoline Super Duty

5.4L V8 CNG SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-450 Econoline Super Duty



5.4L V8 CNG SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2001

 

2000

 

2001

 

2000

 
Ford E-450 Econoline Super Duty

5.4L V8 Gas SOHC,
6.8L V10 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford E-450 Econoline Super Duty



5.4L V8 Gas SOHC,
6.8L V10 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2000

 

1999

 

2000

 

1999

 
Ford E-450 Econoline Super Duty

6.8L V10 Gas SOHC
1
 
Fan, Alternator, Power Steering and Air Conditioni
 
Gold-Standard
 

Ford E-450 Econoline Super Duty



6.8L V10 Gas SOHC

Fan, Alternator, Power Steering and Air Conditioni Gold-Standard

1 Per Vehicle

1999

 

1999

 
Ford Econoline Super Duty

5.4L V8 CNG SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford Econoline Super Duty



5.4L V8 CNG SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1999

 

1998

 

1997

 

1999

 

1998

 

1997

 
Ford Econoline Super Duty

6.8L V10 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford Econoline Super Duty



6.8L V10 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1998

 

1997

 

1998

 

1997

 
Ford Econoline Super Duty

5.4L V8 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford Econoline Super Duty



5.4L V8 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2001

 

2000

 

2001

 

2000

 
Ford Excursion

5.4L V8 Gas SOHC,
6.8L V10 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford Excursion



5.4L V8 Gas SOHC,
6.8L V10 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1997

 

1997

 
Ford Expedition

5.4L V8 Gas SOHC
1
 		 
Gold-Standard
W/99 Belt O.C.
 

Ford Expedition



5.4L V8 Gas SOHC Gold-Standard
W/99 Belt O.C.

1 Per Vehicle

2003

 

2002

 

2003

 

2002

 
Ford F-150

5.4L V8 Gas SOHC Supercharged
1
 
Accessory Drive
 
Gold-Standard
 

Ford F-150



5.4L V8 Gas SOHC Supercharged

Accessory Drive Gold-Standard

1 Per Vehicle

2001

 

2000

 

2001

 

2000

 
Ford F-150

5.4L V8 CNG SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford F-150



5.4L V8 CNG SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2001

 

2000

 

1999

 

2001

 

2000

 

1999

 
Ford F-150

5.4L V8 Gas SOHC Supercharged
1
 		 
Gold-Standard
W/A.C.
 

Ford F-150



5.4L V8 Gas SOHC Supercharged Gold-Standard
W/A.C.

1 Per Vehicle

2001

 

2000

 

1999

 

1998

 

2001

 

2000

 

1999

 

1998

 
Ford F-150

5.4L V8 Bi-Fuel SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford F-150



5.4L V8 Bi-Fuel SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2001

 

2000

 

1999

 

1998

 

1997

 

2001

 

2000

 

1999

 

1998

 

1997

 
Ford F-150

4.6L V8 Gas SOHC,
5.4L V8 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford F-150



4.6L V8 Gas SOHC,
5.4L V8 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1998

 

1998

 
Ford F-150

5.4L V8 CNG SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford F-150



5.4L V8 CNG SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2004

 

2004

 
Ford F-150 Heritage

5.4L V8 Gas SOHC Supercharged
1
 
Accessory Drive
 
Gold-Standard
 

Ford F-150 Heritage



5.4L V8 Gas SOHC Supercharged

Accessory Drive Gold-Standard

1 Per Vehicle

1999

 

1998

 

1999

 

1998

 
Ford F-250

5.4L V8 Bi-Fuel SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford F-250



5.4L V8 Bi-Fuel SOHC Gold-Standard
W/A.C.

1 Per Vehicle

1999

 

1998

 

1997

 

1999

 

1998

 

1997

 
Ford F-250

4.6L V8 Gas SOHC,
5.4L V8 CNG SOHC,
5.4L V8 Gas SOHC
1
 		 
Gold-Standard
W/A.C.
 

Ford F-250



4.6L V8 Gas SOHC,
5.4L V8 CNG SOHC,
5.4L V8 Gas SOHC Gold-Standard
W/A.C.

1 Per Vehicle

2007

 

2007

 
Freightliner Century Class

14.6L L6 Diesel Turbo
1
 
Fan
 
Gold-Standard
 

Freightliner Century Class



14.6L L6 Diesel Turbo

Fan Gold-Standard

1 Per Vehicle

2007

 

2007

 
Freightliner Classic

14.6L L6 Diesel Turbo
1
 
Alternator
 
Gold-Standard
 

Freightliner Classic



14.6L L6 Diesel Turbo

Alternator Gold-Standard

1 Per Vehicle

2006

 

2005

 

2006

 

2005

 
Freightliner Classic

14.6L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
 

Freightliner Classic



14.6L L6 Diesel Turbo

Fan and Alternator Gold-Standard

1 Per Vehicle

2007

 

2007

 
Freightliner Coronado

14.6L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
 

Freightliner Coronado



14.6L L6 Diesel Turbo

Fan and Alternator Gold-Standard

1 Per Vehicle

2007

 

2007

 
Freightliner FLD120

14.6L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
 

Freightliner FLD120



14.6L L6 Diesel Turbo

Fan and Alternator Gold-Standard

1 Per Vehicle

2007

 

2007

 
Freightliner FLD120SD

14.6L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
 

Freightliner FLD120SD



14.6L L6 Diesel Turbo

Fan and Alternator Gold-Standard

1 Per Vehicle

2007

 

2007

 
Freightliner FLD132

14.6L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
 

Freightliner FLD132



14.6L L6 Diesel Turbo

Fan and Alternator Gold-Standard

1 Per Vehicle

2015

 

2015

 
IC Corporation BE School Bus

6.4L V8 Diesel SOHC Turbo
1
 
Fan
 
Gold-Standard
 

IC Corporation BE School Bus



6.4L V8 Diesel SOHC Turbo

Fan Gold-Standard

1 Per Vehicle

2011

 

2011

 
IC Corporation BE School Bus

6.4L V8 Diesel SOHC Turbo
1
 
Fan
 
Gold-Standard
 

IC Corporation BE School Bus



6.4L V8 Diesel SOHC Turbo

Fan Gold-Standard

1 Per Vehicle

2015

 

2014

 

2013

 

2015

 

2014

 

2013

 
IC Corporation CE School Bus

6.4L V8 Diesel SOHC Turbo
1
 
Fan
 
Gold-Standard
 

IC Corporation CE School Bus



6.4L V8 Diesel SOHC Turbo

Fan Gold-Standard

1 Per Vehicle

2012

 

2012

 
IC Corporation CE School Bus

6.4L V8 Diesel SOHC Turbo
1
 
Fan, Air Conditioning, Alternator and Water Pump
 
Gold-Standard
 

IC Corporation CE School Bus



6.4L V8 Diesel SOHC Turbo

Fan, Air Conditioning, Alternator and Water Pump Gold-Standard

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2007

 

2006

 

2005

 

2004

 
International 9400i SBA

15.2L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
 

International 9400i SBA



15.2L L6 Diesel Turbo

Fan and Alternator Gold-Standard

1 Per Vehicle

2004

 

2004

 
International 9400i SBA

14.6L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
 

International 9400i SBA



14.6L L6 Diesel Turbo

Fan and Alternator Gold-Standard

1 Per Vehicle

2007

 

2006

 

2005

 

2007

 

2006

 

2005

 
Peterbilt 379

14.6L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
W/8-Ribbed Belt
 

Peterbilt 379



14.6L L6 Diesel Turbo

Fan and Alternator Gold-Standard
W/8-Ribbed Belt

1 Per Vehicle

2004

 

2004

 
Peterbilt 379

14.6L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
W/Clean Air Pkg.
 

Peterbilt 379



14.6L L6 Diesel Turbo

Fan and Alternator Gold-Standard
W/Clean Air Pkg.

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2007

 

2006

 

2005

 

2004

 
Sterling Truck AT9500

14.6L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
 

Sterling Truck AT9500



14.6L L6 Diesel Turbo

Fan and Alternator Gold-Standard

1 Per Vehicle

2004

 

2004

 
Sterling Truck L9500

14.6L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
 

Sterling Truck L9500



14.6L L6 Diesel Turbo

Fan and Alternator Gold-Standard

1 Per Vehicle

2004

 

2004

 
Sterling Truck LT9500

14.6L L6 Diesel Turbo
1
 
Fan and Alternator
 
Gold-Standard
 

Sterling Truck LT9500



14.6L L6 Diesel Turbo

Fan and Alternator Gold-Standard

1 Per Vehicle


Customers who bought ACDelco 8K991 Serpentine Belt also purchased

Standard Motor Products S-867 Throttle Position Sensor Connector
Standard Motor Products S-867 Throttle Position Sensor Connector
Standard Motor Products KS57 Ignition Knock (Detonation) Sensor
Standard Motor Products KS57 Ignition Knock (Detonation) Sensor
Universal Air Conditioner CO35112C A/C Compressor
Universal Air Conditioner CO35112C A/C Compressor