Chevrolet Performance Rear Main Seal Cover Gaskets 12639249 Gasket, Cover, LS engines

SKU: NAL12639249

Rear Main Seal Cover Gaskets

Chevrolet Performance Rear Main Seal Cover Gaskets 12639249 Gasket, Cover, LS engines

SKU: NAL12639249

Rear Main Seal Cover Gaskets

IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.

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Description

Chevrolet Performance rear main seal cover gaskets are designed to keep the back of your engine leak-free! These rubber seals are available for a variety of configurations for specific engine block applications. The gaskets install in the factory location to ensure a direct fit.

Part Type

Rear Main Cover Gasket - LS

Data: v4.2 - Upd: 2026-09-27 15:47:15

Specifications

Product Attributes - Brand: Chevrolet Performance
Product Attributes - Manufacturer's Part Number: 12639249
Product Attributes - Part Type: Rear Main Seal Cover Gaskets
Product Attributes - Product Line: Chevrolet Performance Rear Main Seal Cover Gaskets
Product Attributes - UPC: 808709358893
Product Attributes - Gasket Material: Rubber/Aluminum
Product Attributes - Rear Main Seal Included: No
Product Attributes - Rear Main Seal Style: 1-piece
Product Attributes - Rear Main Seal Material: Aluminum/Rubber
Product Attributes - Quantity: Sold individually.

Reference Information

Brand Name/s	Chevrolet Performance
StreetFX SKU	nal12639249
SFX Item ID	5063759
Supplier Item Code	5063759
Manufacturer SKU	12639249
Manufacturer UPC	N/A
Alternative References	GMP12639249

Compatibility

Application Data

Make BUICK
Model LACROSSE
Submodel SUPER
Beginning Year 2008
Ending Year 2009
Engine Type V8
Liter 5.3
CID 325
CC 5328
Engine Size 5.3L/325
Engine Family Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code C
Make BUICK
Model RAINIER
Submodel CXL
Beginning Year 2004
Ending Year 2004
Engine Type V8
Liter 5.3
CID 325
CC 5328
Engine Size 5.3L/325
Engine Family Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code P
Make BUICK
Model RAINIER
Submodel CXL
Beginning Year 2005
Ending Year 2007
Engine Type V8
Liter 5.3
CID 325
CC 5328
Engine Size 5.3L/325
Engine Family Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code M
Make BUICK
Model RAINIER
Submodel CXL PLUS
Beginning Year 2004
Ending Year 2004
Engine Type V8
Liter 5.3
CID 325
CC 5328
Engine Size 5.3L/325
Engine Family Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code P
Make BUICK
Model RAINIER
Submodel CXL PLUS
Beginning Year 2005
Ending Year 2005
Engine Type V8
Liter 5.3
CID 325
CC 5328
Engine Size 5.3L/325
Engine Family Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code M
Make CADILLAC
Model CTS
Submodel V
Beginning Year 2004
Ending Year 2005
Engine Type V8
Liter 5.7
CID 346
Engine Size 5.7L/346
Engine Family Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code S
Make CADILLAC
Model CTS
Submodel V
Beginning Year 2009
Ending Year 2014
Engine Type V8
Liter 6.2
CID 376
CC 6162
Engine Size 6.2L/376
Engine Family Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code P
Make CADILLAC
Model CTS
Submodel V
Beginning Year 2015
Ending Year 2015
Engine Type V8
Liter 6.2
CID 376
CC 6162
Engine Size 6.2L/376
Engine Family Chevy small block Gen V
Engine VIN Code P
Make CADILLAC
Model ESCALADE
Submodel BASE
Beginning Year 2002
Ending Year 2003
Engine Type V8
Liter 6.0
CID 364
CC 5967
Engine Size 6.0L/364
Engine Family Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code N
Make CADILLAC
Model ESCALADE
Submodel BASE
Beginning Year 2002
Ending Year 2005
Engine Type V8
Liter 5.3
CID 325
CC 5328
Engine Size 5.3L/325
Engine Family Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code T
Make CADILLAC
Model ESCALADE
Submodel BASE
Beginning Year 2004
Ending Year 2005
Engine Type V8
Liter 6.0
CID 364
CC 5967
Engine Size 6.0L/364
Engine Family Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code N
Make CADILLAC
Model ESCALADE
Submodel BASE
Beginning Year 2009
Ending Year 2009
Engine Type V8
Liter 6.2
CID 376
CC 6162
Engine Size 6.2L/376
Engine Family Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code 2
Make CADILLAC
Model ESCALADE
Submodel HYBRID
Beginning Year 2009
Ending Year 2009
Engine Type V8
Liter 6.0
CID 364
CC 5967
Engine Size 6.0L/364
Engine Family GM Gas/Electric hybrid V8
Engine VIN Code 5

Make	CADILLAC
Model	ESCALADE
Submodel	PLATINUM
Beginning Year	2009
Ending Year	2009
Engine Type	V8
Liter	6.2
CID	376
CC	6162
Engine Size	6.2L/376
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code	2

Make CHEVROLET
Beginning Year 1997
Ending Year 2004
Engine Type V8
Engine Size 5.7L/350
Engine Family Chevy small block Gen III/IV (LS-based engines)
Make CHEVROLET
Beginning Year 1999
Ending Year 2014
Engine Type V8
Engine Size 5.3L/325
Engine Family Chevy small block Gen III/IV (LS-based engines)
Make CHEVROLET
Beginning Year 1999
Ending Year 2017
Engine Type V8
Engine Size 4.8L/294
Engine Family Chevy small block Gen III/IV (LS-based engines)
Make CHEVROLET
Beginning Year 1999
Ending Year 2019
Engine Type V8
Engine Size 6.0L/364
Engine Family Chevy small block Gen III/IV (LS-based engines)
Make CHEVROLET
Beginning Year 2006
Ending Year 2015
Engine Type V8
Engine Size 7.0L/427
Engine Family Chevy small block Gen III/IV (LS-based engines)
Make CHEVROLET
Beginning Year 2008
Ending Year 2017
Engine Type V8
Engine Size 6.2L/376
Engine Family Chevy small block Gen III/IV (LS-based engines)

Make	CHEVROLET
Model	AVALANCHE 1500
Submodel	BASE
Beginning Year	2005
Ending Year	2005
Engine Type	V8
Liter	5.3
CID	325
CC	5328
Engine Size	5.3L/325
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code	Z

Make	CHEVROLET
Model	AVALANCHE 1500
Submodel	BASE
Beginning Year	2005
Ending Year	2005
Engine Type	V8
Liter	5.3
CID	325
CC	5328
Engine Size	5.3L/325
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code	T

Make	CHEVROLET
Model	AVALANCHE 1500
Submodel	LS
Beginning Year	2005
Ending Year	2006
Engine Type	V8
Liter	5.3
CID	325
CC	5328
Engine Size	5.3L/325
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code	Z

Make	CHEVROLET
Model	AVALANCHE 1500
Submodel	LS
Beginning Year	2005
Ending Year	2006
Engine Type	V8
Liter	5.3
CID	325
CC	5328
Engine Size	5.3L/325
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code	T

Make	CHEVROLET
Model	AVALANCHE 1500
Submodel	LT
Beginning Year	2005
Ending Year	2006
Engine Type	V8
Liter	5.3
CID	325
CC	5328
Engine Size	5.3L/325
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Engine VIN Code	Z

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Chevrolet Performance Rear Main Seal Cover Gaskets 12639249 Gasket, Cover, LS engines

Chevrolet Performance Rear Main Seal Cover Gaskets 12639249 Gasket, Cover, LS engines

Description

Part Type

Specifications

Reference Information

Compatibility

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