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Vehicle Info NeededACDELCOPART NUMBER: 065-12595923
Rear Main Seal Housing
$9899
Ships on 10/02/2026
Lowest Price GuaranteeRear Main Seal HousingMaterial: Aluminum Color: Natural Gasket Or Seal Included: Yes Inside Diameter (in): 3.739 in. Inside Diameter (mm): 94.97 mm Mount Hole Quantity: 4 Sold Individually
ACDelco 12595923 Rear Main Seal Housing is designed as an application-specific service replacement that supports proper fit, function, and system integration. Supports dependable engine sealing, airflow, lubrication, valvetrain, or rotating-assembly operation as applicable. Verify vehicle fitment and system configuration before installation.
ACDelco 12595923 Features:
- Application-specific design helps maintain correct fit and function during engine service
- Service sealing component for compatible vehicle repair
ACDelco 12595923 Notes:
- Verify vehicle application, position, and system configuration before installation.
Part TypeRear Main Seal Housing
BrandACDELCO
Package Height1.3
Package Width5.7
Package Length7.4
Weight0.87 PG
Part CategoryReplacement Parts
Product TypeRear Main Seal Housing
Programming RequiredNo
Inside Diameter (In)3.739
Seal TypeOil Piece
Gasket Or Seal IncludedYes
ColorNatural
Thickness (In)0.394
MaterialAluminum
Thickness (Mm)10
Mount Hole Diameter (Mm)7.5mm
Features & Benefits - Bullet 2GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
Inside Diameter (Mm)94.97
Features & Benefits - Bullet 3GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
Features & Benefits - Bullet 4GM regularly updates production and service part designs to integrate new materials and technologies
Part FitmentDirect Fit
Product DescriptionGM Genuine Parts Engine Crankshaft Seal Housings 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). ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Grade TypeOE
Mount Hole Quantity4
Mount Hole Diameter (In)0.295in
Features &#38; Benefits - Bullet 1Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
Vendor Part Number12595923
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
