Brands Vehicles

Lowest Prices

Free Returns

Online Since 2009

JOIN GEARS TO SAVE 5%

ACDelco 12556127 Engine Crankshaft Main Bearing Cap Bolt


Brand:	ACDelco
Part Number:	12556127
UPC:	195491149878
Weight:	0.3 lbs
Condition:	New

On Sale:

$4.46

Availability:

14 in Stock

Warehouse:

US-12

Quantity:

Product Information

Description:

Get the ACDelco 12556127 Engine Crankshaft Main Bearing Cap Bolt for your vehicle. Buy now and secure your purchase online!

GM Genuine Parts Bolts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These bolts fasten vehicle components together. GM Genuine Parts are the true OE parts installed during the production 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:

Fastens vehicle's components together
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Specifications:

Bolt Type:

Hex Flange Head

Color:

Gray

Finish:

Zinc Coated

Grade:

10.9

Head Drive Type:

Hex

Head Tool Size (mm):

13 mm

Head Tool Size:

0.512

Heat Hardened:

Yes

Length (in):

0.94 in

Length (mm):

24 mm

Material:

Steel

Programming Required:

Thread Diameter:

0.315 in.

Thread Diameter:

8 mm

Thread Length:

0.9 in.

Thread Length:

22.9 mm

Thread Type:

Medium

Threads Per in.:

Washer Attached:

Zinc Coated:

Yes

Country of Origin:

Select a vehicle to narrow ACDelco 12556127 Engine Crankshaft Main Bearing Cap Bolt fitment info!

Last Updated: 05/29/2024

Years

Vehicle

Per Vehicle

Position

Fit Notes

Fitment Notes

Buick LaCrosse

5.3L V8 Gas OHV

10 M8X1.25X24
Eng: LS4
8th VIN Digit: C

Buick LaCrosse

5.3L V8 Gas OHV M8X1.25X24
Eng: LS4
8th VIN Digit: C

10 Per Vehicle

Buick LaCrosse

5.3L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LS4
8th VIN Digit: C

Buick LaCrosse

5.3L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LS4
8th VIN Digit: C

12 Per Vehicle

Buick LaCrosse

5.3L V8 Gas OHV

12 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LS4
8th VIN Digit: C

Buick LaCrosse

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LS4
8th VIN Digit: C

12 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LH6
8th VIN Digit: M

Buick Rainier

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LH6
8th VIN Digit: M

3 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

10 M8X1.25X24
Eng: LH6
8th VIN Digit: M

Buick Rainier

5.3L V8 Gas OHV M8X1.25X24
Eng: LH6
8th VIN Digit: M

10 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LH6
8th VIN Digit: M

Buick Rainier

5.3L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LH6
8th VIN Digit: M

12 Per Vehicle

2004

Buick Rainier

5.3L V8 Gas OHV

1 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P

Buick Rainier

5.3L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P

1 Per Vehicle

2004

Buick Rainier

5.3L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P

Buick Rainier

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P

3 Per Vehicle

2004

Buick Rainier

5.3L V8 Gas OHV

10 M8X1.25X24
Eng: LM4
8th VIN Digit: P

Buick Rainier

5.3L V8 Gas OHV M8X1.25X24
Eng: LM4
8th VIN Digit: P

10 Per Vehicle

2004

Buick Rainier

5.3L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P
RWD

Buick Rainier

5.3L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P
RWD

12 Per Vehicle

1993

Cadillac 60 Special

4.9L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

Cadillac 60 Special

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

2 Per Vehicle

Cadillac Allante

4.5L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD
M8X1.25X24

Cadillac Allante

4.5L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD
M8X1.25X24

2 Per Vehicle

Cadillac Allante

4.1L V8 Gas OHV

2 M8X1.25X24
BOLT,O/PMP(TO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD)

Cadillac Allante

4.1L V8 Gas OHV M8X1.25X24
BOLT,O/PMP(TO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD)

2 Per Vehicle

1993

Cadillac Commercial Chassis

4.9L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24
8th VIN Digit: B

Cadillac Commercial Chassis

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24
8th VIN Digit: B

2 Per Vehicle

1992

Cadillac Commercial Chassis

5.7L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

Cadillac Commercial Chassis

5.7L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

2 Per Vehicle

Cadillac Commercial Chassis

4.9L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

Cadillac Commercial Chassis

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

2 Per Vehicle

1990

Cadillac Commercial Chassis

4.5L V8 Gas OHV

2 Engine Oil Pump Bolt
M8X1.25X24

Cadillac Commercial Chassis

4.5L V8 Gas OHV Engine Oil Pump Bolt
M8X1.25X24

2 Per Vehicle

1987

Cadillac Commercial Chassis

4.1L V8 Gas OHV

2 Engine Oil Pump Bolt
M8X1.25X24

Cadillac Commercial Chassis

4.1L V8 Gas OHV Engine Oil Pump Bolt
M8X1.25X24

2 Per Vehicle

Cadillac CTS

6.2L V8 Gas OHV Supercharged

10 M8X1.25X24
Eng: LSA
8th VIN Digit: P

Cadillac CTS

6.2L V8 Gas OHV Supercharged M8X1.25X24
Eng: LSA
8th VIN Digit: P

10 Per Vehicle

Cadillac CTS

5.7L V8 Gas OHV

10 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
8th VIN Digit: S

Cadillac CTS

5.7L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
8th VIN Digit: S

10 Per Vehicle

Cadillac CTS

5.7L V8 Gas OHV

10 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
8th VIN Digit: S

Cadillac CTS

5.7L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
8th VIN Digit: S

10 Per Vehicle

Cadillac DeVille

4.9L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24
8th VIN Digit: B

Cadillac DeVille

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24
8th VIN Digit: B

2 Per Vehicle

Cadillac DeVille

4.9L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

Cadillac DeVille

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

2 Per Vehicle

Cadillac DeVille

4.5L V8 Gas OHV

2 Engine Oil Pump Bolt
M8X1.25X24

Cadillac DeVille

4.5L V8 Gas OHV Engine Oil Pump Bolt
M8X1.25X24

2 Per Vehicle

1987

Cadillac DeVille

4.1L V8 Gas OHV

2 Engine Oil Pump Bolt
M8X1.25X24

Cadillac DeVille

4.1L V8 Gas OHV Engine Oil Pump Bolt
M8X1.25X24

2 Per Vehicle

1993

Cadillac Eldorado

4.9L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24
8th VIN Digit: B

Cadillac Eldorado

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24
8th VIN Digit: B

2 Per Vehicle

Cadillac Eldorado

4.9L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

Cadillac Eldorado

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

2 Per Vehicle

Cadillac Eldorado

4.5L V8 Gas OHV

2 Engine Oil Pump Bolt
M8X1.25X24
8X1.25X25

Cadillac Eldorado

4.5L V8 Gas OHV Engine Oil Pump Bolt
M8X1.25X24
8X1.25X25

2 Per Vehicle

Cadillac Eldorado

4.1L V8 Gas OHV

2 Engine Oil Pump Bolt
M8X1.25X24
8X1.25X25

Cadillac Eldorado

4.1L V8 Gas OHV Engine Oil Pump Bolt
M8X1.25X24
8X1.25X25

2 Per Vehicle

Cadillac Escalade

6.2L V8 Flex OHV

10 SIDE)(SHORT
M8X1.25X24

Cadillac Escalade

6.2L V8 Flex OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

Cadillac Escalade

6.0L V8 FULL HYBRID EV-Flex FHEV OHV

10 SIDE)(SHORT
M8X1.25X24

Cadillac Escalade

6.0L V8 FULL HYBRID EV-Flex FHEV OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

2009

Cadillac Escalade

6.0L V8 FULL HYBRID EV-Gas FHEV OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: LFA
8th VIN Digit: 5

Cadillac Escalade

6.0L V8 FULL HYBRID EV-Gas FHEV OHV SIDE)(SHORT
M8X1.25X24
Eng: LFA
8th VIN Digit: 5

10 Per Vehicle

2009

Cadillac Escalade

6.2L V8 Flex OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: L9H
8th VIN Digit: 2

Cadillac Escalade

6.2L V8 Flex OHV SIDE)(SHORT
M8X1.25X24
Eng: L9H
8th VIN Digit: 2

10 Per Vehicle

Cadillac Escalade

6.2L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24

Cadillac Escalade

6.2L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24

3 Per Vehicle

Cadillac Escalade

6.2L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24

Cadillac Escalade

6.2L V8 Gas OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

2006

Cadillac Escalade

6.0L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24

Cadillac Escalade

6.0L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24

3 Per Vehicle

2006

Cadillac Escalade

6.0L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24

Cadillac Escalade

6.0L V8 Gas OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

2006

Cadillac Escalade

6.0L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
SIDE)(SHORT
M8X1.25X24

Cadillac Escalade

6.0L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
SIDE)(SHORT
M8X1.25X24

12 Per Vehicle

Cadillac Escalade

6.0L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LQ9
8th VIN Digit: N

Cadillac Escalade

6.0L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LQ9
8th VIN Digit: N

3 Per Vehicle

Cadillac Escalade

6.0L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: LQ9
8th VIN Digit: N

Cadillac Escalade

6.0L V8 Gas OHV SIDE)(SHORT
M8X1.25X24
Eng: LQ9
8th VIN Digit: N

10 Per Vehicle

Cadillac Escalade

6.0L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
SIDE)(SHORT
M8X1.25X24
Eng: LQ9
8th VIN Digit: N

Cadillac Escalade

6.0L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
SIDE)(SHORT
M8X1.25X24
Eng: LQ9
8th VIN Digit: N

12 Per Vehicle

Cadillac Escalade

5.3L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

Cadillac Escalade

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

3 Per Vehicle

Cadillac Escalade

5.3L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: LM7
8th VIN Digit: T

Cadillac Escalade

5.3L V8 Gas OHV SIDE)(SHORT
M8X1.25X24
Eng: LM7
8th VIN Digit: T

10 Per Vehicle

Cadillac Escalade

5.3L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

Cadillac Escalade

5.3L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

12 Per Vehicle

2003

Cadillac Escalade

6.0L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LQ9
8th VIN Digit: N
AWD

Cadillac Escalade

6.0L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LQ9
8th VIN Digit: N
AWD

12 Per Vehicle

Cadillac Escalade

6.0L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LQ9
8th VIN Digit: N
AWD

Cadillac Escalade

6.0L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LQ9
8th VIN Digit: N
AWD

3 Per Vehicle

Cadillac Escalade

6.0L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: LQ9
8th VIN Digit: N
AWD

Cadillac Escalade

6.0L V8 Gas OHV SIDE)(SHORT
M8X1.25X24
Eng: LQ9
8th VIN Digit: N
AWD

10 Per Vehicle

2002

Cadillac Escalade

5.3L V8 Gas OHV

2 EGR Pipe Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

Cadillac Escalade

5.3L V8 Gas OHV EGR Pipe Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

2 Per Vehicle

2002

Cadillac Escalade

5.3L V8 Gas OHV

2 EGR Valve Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

Cadillac Escalade

5.3L V8 Gas OHV EGR Valve Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

2 Per Vehicle

2002

Cadillac Escalade

6.0L V8 Gas OHV

2 EGR Pipe Bolt
M8X1.25X24
Eng: LQ9
8th VIN Digit: N
AWD

Cadillac Escalade

6.0L V8 Gas OHV EGR Pipe Bolt
M8X1.25X24
Eng: LQ9
8th VIN Digit: N
AWD

2 Per Vehicle

2002

Cadillac Escalade

6.0L V8 Gas OHV

2 EGR Valve Bolt
M8X1.25X24
Eng: LQ9
8th VIN Digit: N
AWD

Cadillac Escalade

6.0L V8 Gas OHV EGR Valve Bolt
M8X1.25X24
Eng: LQ9
8th VIN Digit: N
AWD

2 Per Vehicle

1999

Cadillac Escalade

5.7L V8 Gas OHV

4 Secondary Air Injection Pipe Bolt
M8X1.25X24
ELEC AIR INJECTION REACTOR(K18)

Cadillac Escalade

5.7L V8 Gas OHV Secondary Air Injection Pipe Bolt
M8X1.25X24
ELEC AIR INJECTION REACTOR(K18)

4 Per Vehicle

Cadillac Escalade ESV

6.2L V8 Flex OHV

10 SIDE)(SHORT
M8X1.25X24

Cadillac Escalade ESV

6.2L V8 Flex OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

Cadillac Escalade ESV

6.2L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24

Cadillac Escalade ESV

6.2L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24

3 Per Vehicle

Cadillac Escalade ESV

6.2L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24

Cadillac Escalade ESV

6.2L V8 Gas OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

Cadillac Escalade ESV

6.0L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
SIDE)(SHORT
M8X1.25X24

Cadillac Escalade ESV

6.0L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
SIDE)(SHORT
M8X1.25X24

12 Per Vehicle

Cadillac Escalade ESV

6.0L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24

Cadillac Escalade ESV

6.0L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24

3 Per Vehicle

Cadillac Escalade ESV

6.0L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24

Cadillac Escalade ESV

6.0L V8 Gas OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

2003

Cadillac Escalade ESV

6.0L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24

Cadillac Escalade ESV

6.0L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24

12 Per Vehicle

Cadillac Escalade EXT

6.2L V8 Flex OHV

10 SIDE)(SHORT
M8X1.25X24

Cadillac Escalade EXT

6.2L V8 Flex OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

Cadillac Escalade EXT

6.2L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24

Cadillac Escalade EXT

6.2L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24

3 Per Vehicle

Cadillac Escalade EXT

6.2L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24

Cadillac Escalade EXT

6.2L V8 Gas OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

Cadillac Escalade EXT

6.0L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
SIDE)(SHORT
M8X1.25X24

Cadillac Escalade EXT

6.0L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
SIDE)(SHORT
M8X1.25X24

12 Per Vehicle

Cadillac Escalade EXT

6.0L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24

Cadillac Escalade EXT

6.0L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24

3 Per Vehicle

Cadillac Escalade EXT

6.0L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24

Cadillac Escalade EXT

6.0L V8 Gas OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

2003

Cadillac Escalade EXT

6.0L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24

Cadillac Escalade EXT

6.0L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24

12 Per Vehicle

2002

Cadillac Escalade EXT

6.0L V8 Gas OHV

2 EGR Pipe Bolt
M8X1.25X24

Cadillac Escalade EXT

6.0L V8 Gas OHV EGR Pipe Bolt
M8X1.25X24

2 Per Vehicle

2002

Cadillac Escalade EXT

6.0L V8 Gas OHV

2 EGR Valve Bolt
M8X1.25X24

Cadillac Escalade EXT

6.0L V8 Gas OHV EGR Valve Bolt
M8X1.25X24

2 Per Vehicle

Cadillac Fleetwood

4.9L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

Cadillac Fleetwood

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

2 Per Vehicle

Cadillac Fleetwood

4.5L V8 Gas OHV

2 Engine Oil Pump Bolt
M8X1.25X24

Cadillac Fleetwood

4.5L V8 Gas OHV Engine Oil Pump Bolt
M8X1.25X24

2 Per Vehicle

Cadillac Fleetwood

4.1L V8 Gas OHV

2 Engine Oil Pump Bolt
M8X1.25X24

Cadillac Fleetwood

4.1L V8 Gas OHV Engine Oil Pump Bolt
M8X1.25X24

2 Per Vehicle

1986

Cadillac Fleetwood

5.0L V8 Gas OHV

2 Engine Oil Pump Bolt
M8X1.25X24

Cadillac Fleetwood

5.0L V8 Gas OHV Engine Oil Pump Bolt
M8X1.25X24

2 Per Vehicle

1993

Cadillac Seville

4.9L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24
8th VIN Digit: B

Cadillac Seville

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24
8th VIN Digit: B

2 Per Vehicle

Cadillac Seville

4.9L V8 Gas OHV

2 Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

Cadillac Seville

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

2 Per Vehicle

Cadillac Seville

4.5L V8 Gas OHV

2 Engine Oil Pump Bolt
M8X1.25X24
8X1.25X25

Cadillac Seville

4.5L V8 Gas OHV Engine Oil Pump Bolt
M8X1.25X24
8X1.25X25

2 Per Vehicle

Cadillac Seville

4.1L V8 Gas OHV

2 Engine Oil Pump Bolt
M8X1.25X24
8X1.25X25

Cadillac Seville

4.1L V8 Gas OHV Engine Oil Pump Bolt
M8X1.25X24
8X1.25X25

2 Per Vehicle

2013

Chevrolet Avalanche

5.3L V8 Flex OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: LC9
8th VIN Digit: 7

Chevrolet Avalanche

5.3L V8 Flex OHV SIDE)(SHORT
M8X1.25X24
Eng: LC9
8th VIN Digit: 7

10 Per Vehicle

2013

Chevrolet Avalanche

5.3L V8 Flex OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: LMG
8th VIN Digit: 0

Chevrolet Avalanche

5.3L V8 Flex OHV SIDE)(SHORT
M8X1.25X24
Eng: LMG
8th VIN Digit: 0

10 Per Vehicle

Chevrolet Avalanche

5.3L V8 Flex OHV

10 SIDE)(SHORT
M8X1.25X24

Chevrolet Avalanche

5.3L V8 Flex OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

Chevrolet Avalanche

5.3L V8 Flex OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: LMG
8th VIN Digit: 0

Chevrolet Avalanche

5.3L V8 Flex OHV SIDE)(SHORT
M8X1.25X24
Eng: LMG
8th VIN Digit: 0

10 Per Vehicle

Chevrolet Avalanche

5.3L V8 Flex OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: LC9
8th VIN Digit: 3

Chevrolet Avalanche

5.3L V8 Flex OHV SIDE)(SHORT
M8X1.25X24
Eng: LC9
8th VIN Digit: 3

10 Per Vehicle

Chevrolet Avalanche

5.3L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: LY5
8th VIN Digit: J

Chevrolet Avalanche

5.3L V8 Gas OHV SIDE)(SHORT
M8X1.25X24
Eng: LY5
8th VIN Digit: J

10 Per Vehicle

Chevrolet Avalanche

6.0L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: L76
8th VIN Digit: Y

Chevrolet Avalanche

6.0L V8 Gas OHV SIDE)(SHORT
M8X1.25X24
Eng: L76
8th VIN Digit: Y

10 Per Vehicle

Chevrolet Avalanche

5.3L V8 Flex OHV

3 Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24
Eng: LC9
8th VIN Digit: 3

Chevrolet Avalanche

5.3L V8 Flex OHV Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24
Eng: LC9
8th VIN Digit: 3

3 Per Vehicle

Chevrolet Avalanche

5.3L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24
Eng: LY5
8th VIN Digit: J

Chevrolet Avalanche

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24
Eng: LY5
8th VIN Digit: J

3 Per Vehicle

Chevrolet Avalanche

6.0L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24
Eng: L76
8th VIN Digit: Y

Chevrolet Avalanche

6.0L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24
Eng: L76
8th VIN Digit: Y

3 Per Vehicle

2007

Chevrolet Avalanche

5.3L V8 Flex OHV

3 Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24
Eng: LMG
8th VIN Digit: 0

Chevrolet Avalanche

5.3L V8 Flex OHV Engine Timing Camshaft Sprocket Bolt
SIDE)(SHORT
M8X1.25X24
Eng: LMG
8th VIN Digit: 0

3 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Flex OHV

3 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: L59
8th VIN Digit: Z

Chevrolet Avalanche 1500

5.3L V8 Flex OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: L59
8th VIN Digit: Z

3 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Flex OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: L59
8th VIN Digit: Z

Chevrolet Avalanche 1500

5.3L V8 Flex OHV SIDE)(SHORT
M8X1.25X24
Eng: L59
8th VIN Digit: Z

10 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Flex OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: L59
8th VIN Digit: Z

Chevrolet Avalanche 1500

5.3L V8 Flex OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: L59
8th VIN Digit: Z

12 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

Chevrolet Avalanche 1500

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

3 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24
Eng: LM7
8th VIN Digit: T

Chevrolet Avalanche 1500

5.3L V8 Gas OHV SIDE)(SHORT
M8X1.25X24
Eng: LM7
8th VIN Digit: T

10 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM7
8th VIN Digit: T

12 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

3 Engine Timing Camshaft Sprocket Bolt
M8X1.25X24

Chevrolet Avalanche 1500

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24

3 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

10 SIDE)(SHORT
M8X1.25X24

Chevrolet Avalanche 1500

5.3L V8 Gas OHV SIDE)(SHORT
M8X1.25X24

10 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

12 Rear

Engine Crankshaft Seal Housing Bolt
M8X1.25X24

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24

12 Per Vehicle

2002

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

2 EGR Pipe Bolt
M8X1.25X24

Chevrolet Avalanche 1500

5.3L V8 Gas OHV EGR Pipe Bolt
M8X1.25X24

2 Per Vehicle

2002

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

2 EGR Valve Bolt
M8X1.25X24

Chevrolet Avalanche 1500

5.3L V8 Gas OHV EGR Valve Bolt
M8X1.25X24

2 Per Vehicle

Chevrolet Blazer

4.3L V6 Gas OHV

4 Secondary Air Injection Pipe Bolt
M8X1.25X24
ELEC AIR INJECTION REACTOR(K18)

Chevrolet Blazer

4.3L V6 Gas OHV Secondary Air Injection Pipe Bolt
M8X1.25X24
ELEC AIR INJECTION REACTOR(K18)

4 Per Vehicle

See More Fitments on Page 2 - or - Select Your Vehicle Above

ACDelco 12556127 Engine Crankshaft Main Bearing Cap Bolt

$4.46

Product Information

Description:

Features and Benefits:

Specifications:

Select a vehicle to narrow ACDelco 12556127 Engine Crankshaft Main Bearing Cap Bolt fitment info!

Buick LaCrosse 5.3L V8 Gas OHV

10

M8X1.25X24Eng: LS48th VIN Digit: C

Buick LaCrosse

5.3L V8 Gas OHV M8X1.25X24Eng: LS48th VIN Digit: C 10 Per Vehicle

Buick LaCrosse 5.3L V8 Gas OHV

12

Rear

Engine Crankshaft Seal Housing BoltM8X1.25X24Eng: LS48th VIN Digit: C

Buick LaCrosse

5.3L V8 Gas OHV Rear Engine Crankshaft Seal Housing BoltM8X1.25X24Eng: LS48th VIN Digit: C 12 Per Vehicle

Buick LaCrosse 5.3L V8 Gas OHV

12

Engine Timing Camshaft Sprocket BoltM8X1.25X24Eng: LS48th VIN Digit: C

Buick LaCrosse

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket BoltM8X1.25X24Eng: LS48th VIN Digit: C 12 Per Vehicle

Buick Rainier 5.3L V8 Gas OHV

3

Engine Timing Camshaft Sprocket BoltM8X1.25X24Eng: LH68th VIN Digit: M

Buick Rainier

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket BoltM8X1.25X24Eng: LH68th VIN Digit: M 3 Per Vehicle

Buick Rainier 5.3L V8 Gas OHV

10

M8X1.25X24Eng: LH68th VIN Digit: M

Buick Rainier

5.3L V8 Gas OHV M8X1.25X24Eng: LH68th VIN Digit: M 10 Per Vehicle

Buick Rainier 5.3L V8 Gas OHV

12

Rear

Engine Crankshaft Seal Housing BoltM8X1.25X24Eng: LH68th VIN Digit: M

Buick Rainier

5.3L V8 Gas OHV Rear Engine Crankshaft Seal Housing BoltM8X1.25X24Eng: LH68th VIN Digit: M 12 Per Vehicle

Buick Rainier 5.3L V8 Gas OHV

1

Rear

Engine Crankshaft Seal Housing BoltM8X1.25X24Eng: LM48th VIN Digit: P

Buick Rainier

5.3L V8 Gas OHV Rear Engine Crankshaft Seal Housing BoltM8X1.25X24Eng: LM48th VIN Digit: P 1 Per Vehicle

Buick Rainier 5.3L V8 Gas OHV

3

Engine Timing Camshaft Sprocket BoltM8X1.25X24Eng: LM48th VIN Digit: P

Buick Rainier

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket BoltM8X1.25X24Eng: LM48th VIN Digit: P 3 Per Vehicle

Buick Rainier 5.3L V8 Gas OHV

10

M8X1.25X24Eng: LM48th VIN Digit: P

Buick Rainier

5.3L V8 Gas OHV M8X1.25X24Eng: LM48th VIN Digit: P 10 Per Vehicle

Buick Rainier 5.3L V8 Gas OHV

12

Rear

Engine Crankshaft Seal Housing BoltM8X1.25X24Eng: LM48th VIN Digit: PRWD

Buick Rainier

5.3L V8 Gas OHV Rear Engine Crankshaft Seal Housing BoltM8X1.25X24Eng: LM48th VIN Digit: PRWD 12 Per Vehicle

Cadillac 60 Special 4.9L V8 Gas OHV

2

Engine Oil Pump BoltTO CR/CASE M8X1.25X24

Cadillac 60 Special

4.9L V8 Gas OHV Engine Oil Pump BoltTO CR/CASE M8X1.25X24 2 Per Vehicle

Cadillac Allante 4.5L V8 Gas OHV

2

Engine Oil Pump BoltTO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD M8X1.25X24

Cadillac Allante

4.5L V8 Gas OHV Engine Oil Pump BoltTO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD M8X1.25X24 2 Per Vehicle

Cadillac Allante 4.1L V8 Gas OHV

2

M8X1.25X24 BOLT,O/PMP(TO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD)

Cadillac Allante

4.1L V8 Gas OHV M8X1.25X24 BOLT,O/PMP(TO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD) 2 Per Vehicle

Cadillac Commercial Chassis 4.9L V8 Gas OHV

2

Engine Oil Pump BoltTO CR/CASE M8X1.25X248th VIN Digit: B

Cadillac Commercial Chassis

Buick LaCrosse

5.3L V8 Gas OHV

M8X1.25X24
Eng: LS4
8th VIN Digit: C

5.3L V8 Gas OHV M8X1.25X24
Eng: LS4
8th VIN Digit: C

10 Per Vehicle

Buick LaCrosse

5.3L V8 Gas OHV

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LS4
8th VIN Digit: C

5.3L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LS4
8th VIN Digit: C

12 Per Vehicle

Buick LaCrosse

5.3L V8 Gas OHV

Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LS4
8th VIN Digit: C

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LS4
8th VIN Digit: C

12 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LH6
8th VIN Digit: M

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LH6
8th VIN Digit: M

3 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

M8X1.25X24
Eng: LH6
8th VIN Digit: M

5.3L V8 Gas OHV M8X1.25X24
Eng: LH6
8th VIN Digit: M

10 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LH6
8th VIN Digit: M

5.3L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LH6
8th VIN Digit: M

12 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P

5.3L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P

1 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P

5.3L V8 Gas OHV Engine Timing Camshaft Sprocket Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P

3 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

M8X1.25X24
Eng: LM4
8th VIN Digit: P

5.3L V8 Gas OHV M8X1.25X24
Eng: LM4
8th VIN Digit: P

10 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P
RWD

5.3L V8 Gas OHV

Rear Engine Crankshaft Seal Housing Bolt
M8X1.25X24
Eng: LM4
8th VIN Digit: P
RWD

12 Per Vehicle

Cadillac 60 Special

4.9L V8 Gas OHV

Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

2 Per Vehicle

Cadillac Allante

4.5L V8 Gas OHV

Engine Oil Pump Bolt
TO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD
M8X1.25X24

4.5L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD
M8X1.25X24

2 Per Vehicle

Cadillac Allante

4.1L V8 Gas OHV

M8X1.25X24
BOLT,O/PMP(TO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD)

4.1L V8 Gas OHV M8X1.25X24
BOLT,O/PMP(TO CR/CASE)(HFH 8X1.25X25 9.8 PC,16.5-OD)

2 Per Vehicle

Cadillac Commercial Chassis

4.9L V8 Gas OHV

Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24
8th VIN Digit: B

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24
8th VIN Digit: B

2 Per Vehicle

Cadillac Commercial Chassis

5.7L V8 Gas OHV

Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

5.7L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

2 Per Vehicle

Cadillac Commercial Chassis

4.9L V8 Gas OHV

Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

4.9L V8 Gas OHV Engine Oil Pump Bolt
TO CR/CASE
M8X1.25X24

2 Per Vehicle