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

  2. Auto Parts
  3. Trans Components - Automatic
  4. Hardware
  5. Auto Trans Case Extension Stud
  6. ACDelco 8680889

ACDelco 8680889 Auto Trans Case Extension Stud

ACDelco 8680889 Auto Trans Case Extension Stud

ACDelco
Brand:ACDelco
Part Number: 8680889
UPC: 00036666139075
Weight: 0.04 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

STUD-A/TRN (B)

GM Genuine Parts Studs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 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
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Specifications:

Bolt Type:
Double End
Color:
Black
End 1 Thread Diameter:
8 mm
End 1 Thread Length (in):
.4724409 in
End 1 Thread Length (mm):
12 mm
End 1 Thread Type:
Coarse
End 2 Thread Diameter:
8 mm
End 2 Thread Length (in):
0.968 in
End 2 Thread Length (mm):
24.6 mm
End 2 Thread Type:
Coarse
Finish:
Phosphate
Head Drive Type:
Hex
Head Tool Measurement (mm):
8
Heat Hardened:
No
Height (in):
.8 in
Length:
1.537402 in.
Length:
39.05 mm
Material:
Steel
Programming Required:
No
Weight (lb):
.04 lb
Width (in):
1.2 in
Zinc Coated:
Yes
Country of Origin:
US

Select a vehicle to narrow ACDelco 8680889 Auto Trans Case Extension Stud fitment info!

Last Updated: 03/12/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

1999

 

1998

 

1997

 

1999

 

1998

 

1997

 
Buick Century

3.1L V6 Gas OHV
2
 
Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E
 

Buick Century



3.1L V6 Gas OHV Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E

2 Per Vehicle

1996

 

1995

 

1994

 

1996

 

1995

 

1994

 
Buick Regal

3.1L V6 Gas OHV
2
 
Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E
 

Buick Regal



3.1L V6 Gas OHV Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E

2 Per Vehicle

1995

 

1994

 

1995

 

1994

 
Buick Regal

3.8L V6 Gas OHV
2
 
Eng: L27
8th VIN Digit: L
Mfr Code: 4T60-E
 

Buick Regal



3.8L V6 Gas OHV Eng: L27
8th VIN Digit: L
Mfr Code: 4T60-E

2 Per Vehicle

1998

 

1997

 

1998

 

1997

 
Buick Riviera

3.8L V6 Gas OHV Supercharged
1
 
Mfr Code: 4T65-E-HD/MN7
 

Buick Riviera



3.8L V6 Gas OHV Supercharged Mfr Code: 4T65-E-HD/MN7

1 Per Vehicle

1997

 

1997

 
Buick Riviera

3.8L V6 Gas OHV
1
 
Mfr Code: 4T65-E-HD/MN7
 

Buick Riviera



3.8L V6 Gas OHV Mfr Code: 4T65-E-HD/MN7

1 Per Vehicle

1997

 

1997

 
Buick Riviera

3.8L V6 Gas OHV,
3.8L V6 Gas OHV Supercharged
1
 
Mfr Code: 4T65-E
 

Buick Riviera



3.8L V6 Gas OHV,
3.8L V6 Gas OHV Supercharged Mfr Code: 4T65-E

1 Per Vehicle

1996

 

1995

 

1996

 

1995

 
Buick Riviera

3.8L V6 Gas OHV,
3.8L V6 Gas OHV Supercharged
1
 
Mfr Code: 4T60-E
 

Buick Riviera



3.8L V6 Gas OHV,
3.8L V6 Gas OHV Supercharged Mfr Code: 4T60-E

1 Per Vehicle

1998

 

1997

 

1996

 

1998

 

1997

 

1996

 
Buick Skylark

2.4L L4 Gas DOHC
2
 
Mfr Code: 4T60-E
 

Buick Skylark



2.4L L4 Gas DOHC Mfr Code: 4T60-E

2 Per Vehicle

1998

 

1997

 

1996

 

1995

 

1994

 

1998

 

1997

 

1996

 

1995

 

1994

 
Buick Skylark

3.1L V6 Gas OHV
2
 
Mfr Code: 4T60-E
 

Buick Skylark



3.1L V6 Gas OHV Mfr Code: 4T60-E

2 Per Vehicle

1995

 

1995

 
Buick Skylark

2.3L L4 Gas DOHC
2
 
Mfr Code: 4T60-E
 

Buick Skylark



2.3L L4 Gas DOHC Mfr Code: 4T60-E

2 Per Vehicle

1994

 

1994

 
Buick Skylark

2.3L L4 Gas SOHC
2
 
Mfr Code: 4T60-E
 

Buick Skylark



2.3L L4 Gas SOHC Mfr Code: 4T60-E

2 Per Vehicle

1993

 

1993

 
Cadillac Allante

4.6L V8 Gas DOHC
2
 
Mfr Code: 4T80-E
 

Cadillac Allante



4.6L V8 Gas DOHC Mfr Code: 4T80-E

2 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 
Cadillac DeVille

4.6L V8 Gas DOHC
1
 
Mfr Code: 4T80-E
 

Cadillac DeVille



4.6L V8 Gas DOHC Mfr Code: 4T80-E

1 Per Vehicle

1996

 

1996

 
Cadillac DeVille

4.6L V8 Gas DOHC
1
 
3.48R(FQ2)
 

Cadillac DeVille



4.6L V8 Gas DOHC 3.48R(FQ2)

1 Per Vehicle

1994

 

1994

 
Cadillac DeVille

4.6L V8 Gas DOHC
1
 
3.11R(FV3)
Eng: LD8
8th VIN Digit: Y
 

Cadillac DeVille



4.6L V8 Gas DOHC 3.11R(FV3)
Eng: LD8
8th VIN Digit: Y

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 
Cadillac Eldorado

4.6L V8 Gas DOHC
1
 
Eng: L37
8th VIN Digit: 9
Mfr Code: 4T80-E
 

Cadillac Eldorado



4.6L V8 Gas DOHC Eng: L37
8th VIN Digit: 9
Mfr Code: 4T80-E

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 
Cadillac Eldorado

4.6L V8 Gas DOHC
1
 
Eng: LD8
8th VIN Digit: Y
Mfr Code: 4T80-E
 

Cadillac Eldorado



4.6L V8 Gas DOHC Eng: LD8
8th VIN Digit: Y
Mfr Code: 4T80-E

1 Per Vehicle

1994

 

1994

 
Cadillac Eldorado

4.6L V8 Gas DOHC
1
 
3.11R(FV3)
Eng: LD8
8th VIN Digit: Y
 

Cadillac Eldorado



4.6L V8 Gas DOHC 3.11R(FV3)
Eng: LD8
8th VIN Digit: Y

1 Per Vehicle

1994

 

1994

 
Cadillac Eldorado

4.6L V8 Gas DOHC
1
 
3.71R(FV4)
Eng: L37
8th VIN Digit: 9
 

Cadillac Eldorado



4.6L V8 Gas DOHC 3.71R(FV4)
Eng: L37
8th VIN Digit: 9

1 Per Vehicle

1993

 

1993

 
Cadillac Eldorado

4.6L V8 Gas DOHC,
4.9L V8 Gas OHV
1
 
3.11R(FV3), 3.71R(FV4)
 

Cadillac Eldorado



4.6L V8 Gas DOHC,
4.9L V8 Gas OHV 3.11R(FV3), 3.71R(FV4)

1 Per Vehicle

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 
Cadillac Seville

4.6L V8 Gas DOHC
1
 
Mfr Code: 4T80-E
 

Cadillac Seville



4.6L V8 Gas DOHC Mfr Code: 4T80-E

1 Per Vehicle

1994

 

1994

 
Cadillac Seville

4.6L V8 Gas DOHC
1
 
3.11R(FV3)
Eng: LD8
8th VIN Digit: Y
 

Cadillac Seville



4.6L V8 Gas DOHC 3.11R(FV3)
Eng: LD8
8th VIN Digit: Y

1 Per Vehicle

1994

 

1994

 
Cadillac Seville

4.6L V8 Gas DOHC
1
 
3.71R(FV4)
Eng: L37
8th VIN Digit: 9
 

Cadillac Seville



4.6L V8 Gas DOHC 3.71R(FV4)
Eng: L37
8th VIN Digit: 9

1 Per Vehicle

1993

 

1993

 
Cadillac Seville

4.6L V8 Gas DOHC,
4.9L V8 Gas OHV
1
 
3.11R(FV3), 3.71R(FV4)
 

Cadillac Seville



4.6L V8 Gas DOHC,
4.9L V8 Gas OHV 3.11R(FV3), 3.71R(FV4)

1 Per Vehicle

1996

 

1995

 

1994

 

1996

 

1995

 

1994

 
Chevrolet Beretta

2.2L L4 Gas OHV,
3.1L V6 Gas OHV
2
 
Mfr Code: 4T60-E
 

Chevrolet Beretta



2.2L L4 Gas OHV,
3.1L V6 Gas OHV Mfr Code: 4T60-E

2 Per Vehicle

1994

 

1994

 
Chevrolet Beretta

2.3L L4 Gas DOHC
2
 
Mfr Code: 4T60-E
 

Chevrolet Beretta



2.3L L4 Gas DOHC Mfr Code: 4T60-E

2 Per Vehicle

1996

 

1995

 

1994

 

1996

 

1995

 

1994

 
Chevrolet Corsica

2.2L L4 Gas OHV,
3.1L V6 Gas OHV
2
 
Mfr Code: 4T60-E
 

Chevrolet Corsica



2.2L L4 Gas OHV,
3.1L V6 Gas OHV Mfr Code: 4T60-E

2 Per Vehicle

1999

 

1998

 

1997

 

1996

 

1995

 

1999

 

1998

 

1997

 

1996

 

1995

 
Chevrolet Lumina

3.1L V6 Gas OHV
2
 
Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E
 

Chevrolet Lumina



3.1L V6 Gas OHV Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E

2 Per Vehicle

1996

 

1995

 

1994

 

1996

 

1995

 

1994

 
Chevrolet Lumina

3.4L V6 Gas DOHC
2
 
Eng: LQ1
8th VIN Digit: X
Mfr Code: 4T60-E
 

Chevrolet Lumina



3.4L V6 Gas DOHC Eng: LQ1
8th VIN Digit: X
Mfr Code: 4T60-E

2 Per Vehicle

1999

 

1998

 

1997

 

1996

 

1995

 

1999

 

1998

 

1997

 

1996

 

1995

 
Chevrolet Monte Carlo

3.1L V6 Gas OHV
2
 
Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E
 

Chevrolet Monte Carlo



3.1L V6 Gas OHV Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E

2 Per Vehicle

1996

 

1995

 

1996

 

1995

 
Chevrolet Monte Carlo

3.4L V6 Gas DOHC
2
 
Eng: LQ1
8th VIN Digit: X
Mfr Code: 4T60-E
 

Chevrolet Monte Carlo



3.4L V6 Gas DOHC Eng: LQ1
8th VIN Digit: X
Mfr Code: 4T60-E

2 Per Vehicle

1998

 

1997

 

1998

 

1997

 
Chevrolet Venture

3.4L V6 Gas OHV
1
 
Mfr Code: 4T60-E
 

Chevrolet Venture



3.4L V6 Gas OHV Mfr Code: 4T60-E

1 Per Vehicle

1998

 

1997

 

1996

 

1998

 

1997

 

1996

 
Oldsmobile Achieva

2.4L L4 Gas DOHC
2
 
Mfr Code: 4T60-E
 

Oldsmobile Achieva



2.4L L4 Gas DOHC Mfr Code: 4T60-E

2 Per Vehicle

1998

 

1997

 

1996

 

1995

 

1994

 

1998

 

1997

 

1996

 

1995

 

1994

 
Oldsmobile Achieva

3.1L V6 Gas OHV
2
 
Mfr Code: 4T60-E
 

Oldsmobile Achieva



3.1L V6 Gas OHV Mfr Code: 4T60-E

2 Per Vehicle

1995

 

1994

 

1995

 

1994

 
Oldsmobile Achieva

2.3L L4 Gas DOHC
2
 
Mfr Code: 4T60-E
 

Oldsmobile Achieva



2.3L L4 Gas DOHC Mfr Code: 4T60-E

2 Per Vehicle

1994

 

1994

 
Oldsmobile Achieva

2.3L L4 Gas SOHC
2
 
Mfr Code: 4T60-E
 

Oldsmobile Achieva



2.3L L4 Gas SOHC Mfr Code: 4T60-E

2 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
Oldsmobile Aurora

4.0L V8 Gas DOHC
1
 
Mfr Code: 4T80-E
 

Oldsmobile Aurora



4.0L V8 Gas DOHC Mfr Code: 4T80-E

1 Per Vehicle

2002

 

2001

 

2002

 

2001

 
Oldsmobile Aurora

3.5L V6 Gas DOHC
1
 
Mfr Code: 4T80-E
 

Oldsmobile Aurora



3.5L V6 Gas DOHC Mfr Code: 4T80-E

1 Per Vehicle

1999

 

1998

 

1997

 

1999

 

1998

 

1997

 
Oldsmobile Aurora

4.0L V8 Gas DOHC
1
 
Mfr Code: 4T80-E
 

Oldsmobile Aurora



4.0L V8 Gas DOHC Mfr Code: 4T80-E

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1997

 

1996

 

1995

 

1994

 
Oldsmobile Cutlass Supreme

3.1L V6 Gas OHV
2
 
Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E
 

Oldsmobile Cutlass Supreme



3.1L V6 Gas OHV Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E

2 Per Vehicle

1996

 

1995

 

1994

 

1996

 

1995

 

1994

 
Oldsmobile Cutlass Supreme

3.4L V6 Gas DOHC
2
 
Eng: LQ1
8th VIN Digit: X
Mfr Code: 4T60-E
 

Oldsmobile Cutlass Supreme



3.4L V6 Gas DOHC Eng: LQ1
8th VIN Digit: X
Mfr Code: 4T60-E

2 Per Vehicle

1993

 

1993

 
Oldsmobile Cutlass Supreme

3.1L V6 Gas OHV
1
 
Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E
 

Oldsmobile Cutlass Supreme



3.1L V6 Gas OHV Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E

1 Per Vehicle

1998

 

1997

 

1998

 

1997

 
Oldsmobile Silhouette

3.4L V6 Gas OHV
1
 
Mfr Code: 4T60-E
 

Oldsmobile Silhouette



3.4L V6 Gas OHV Mfr Code: 4T60-E

1 Per Vehicle

1998

 

1997

 

1996

 

1998

 

1997

 

1996

 
Pontiac Grand Am

2.4L L4 Gas DOHC
2
 
Mfr Code: 4T60-E
 

Pontiac Grand Am



2.4L L4 Gas DOHC Mfr Code: 4T60-E

2 Per Vehicle

1998

 

1997

 

1996

 

1995

 

1994

 

1998

 

1997

 

1996

 

1995

 

1994

 
Pontiac Grand Am

3.1L V6 Gas OHV
2
 
Mfr Code: 4T60-E
 

Pontiac Grand Am



3.1L V6 Gas OHV Mfr Code: 4T60-E

2 Per Vehicle

1995

 

1994

 

1995

 

1994

 
Pontiac Grand Am

2.3L L4 Gas DOHC
2
 
Mfr Code: 4T60-E
 

Pontiac Grand Am



2.3L L4 Gas DOHC Mfr Code: 4T60-E

2 Per Vehicle

1994

 

1994

 
Pontiac Grand Am

2.3L L4 Gas SOHC
2
 
Mfr Code: 4T60-E
 

Pontiac Grand Am



2.3L L4 Gas SOHC Mfr Code: 4T60-E

2 Per Vehicle

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 
Pontiac Grand Prix

3.1L V6 Gas OHV
2
 
Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E
 

Pontiac Grand Prix



3.1L V6 Gas OHV Eng: L82
8th VIN Digit: M
Mfr Code: 4T60-E

2 Per Vehicle

1996

 

1995

 

1994

 

1996

 

1995

 

1994

 
Pontiac Grand Prix

3.4L V6 Gas DOHC
2
 
Eng: LQ1
8th VIN Digit: X
Mfr Code: 4T60-E
 

Pontiac Grand Prix



3.4L V6 Gas DOHC Eng: LQ1
8th VIN Digit: X
Mfr Code: 4T60-E

2 Per Vehicle

1998

 

1997

 

1998

 

1997

 
Pontiac Trans Sport

3.4L V6 Gas OHV
1
 
Mfr Code: 4T60-E
 

Pontiac Trans Sport



3.4L V6 Gas OHV Mfr Code: 4T60-E

1 Per Vehicle