Rear Crankshaft Oil Seal - ACDelco (12587621)

ACDelcoMPN12587621
Sale Price$48.76
Description : GM Genuine Parts Engine Crankshaft Seals are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These engine crankshaft seals are responsible for helping maintain the crankcase seal by sealing the openings on either end of the crankshaft. 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 - www.P65Warnings.ca.gov
My Location

Product Details

Description

GM Genuine Parts Engine Crankshaft Seals are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These engine crankshaft seals are responsible for helping maintain the crankcase seal by sealing the openings on either end of the crankshaft. 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 - www.P65Warnings.ca.gov

Part Number (MPN)
12587621
Brand
SKU
12587621
UPC / GTIN
808709385554 / 00808709385554
Condition
New
Other Names
12587621
Position
Rear
Brand
GM Genuine Parts
Features & Benefits - Bullet 1
Seals the openings on either end of the crankshaft for a tight seal
Features & Benefits - Bullet 2
Withstands heat and pressure to help prevent the engine from leaking oil
Features & Benefits - Bullet 3
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
Features & Benefits - Bullet 4
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
Features & Benefits - Bullet 5
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
Features & Benefits - Bullet 6
GM regularly updates production and service part designs to integrate new materials and technologies
Height (in)
0.6
Inside Diameter
100<br />3.94
Length (in)
5.2
Material
Steel Plastic
Outside Diameter
130<br />5.12
Programming Required
No
Rim Shape
Round
Seal Type
Spring Loaded Multi Lip
Thickness
13<br />0.51
Weight (lb)
0.19
Width
5.2

YearMakeModelBody & TrimEngine & Transmission
Vehicle #1
Year
Make
Model
Body & Trim
Engine & Transmission

BrandEquivalent Part Numbers

Rows per page:

0-0 of 0

BrandEquivalent Part Numbers
GM
12587621

Shipping Policy

Operated by RevolutionParts Inc · Effective date: 11/2025 · Last updated: 4/2026... Check out our Shipping Policy for more details.

Return Policy

At PartsDirect.parts, operated by RevolutionParts Inc, we want you to be completely satisfied with your purchase. This policy outlines how to cancel orders, initiate returns, and receive refunds. Please read it carefully before completing your purchase... Check out our Return Policy for more details.