Rear Main Seal Retainer - GM (12705663)
Genuine OEM GM Parts & Accessories - 12705663
Rear Main Seal Retainer - GM (12705663)
Genuine OEM GM Parts & Accessories - 12705663
- GM
- 12705663
- 12617790, 12665077, 12693213, 12704269
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- MSRP: $144.75
- You Save: $54.41 (37.6% off)
- Sale Price: $90.34
- MSRP: $144.75
- You Save: $54.41 (37.6% off)
- Sale Price: $90.34

Vehicle Fitment
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|
Also Purchased
- GM
- 12705663
- 12617790, 12665077, 12693213, 12704269
Details
- Brand:
- SKU:
12705663
- Other Names:
Rear Cover, Housing, Rear Main Seal Housing
- Description: GM Genuine Parts Rear Main Seal Retainer (Part Number: 12705663) is a rear crankshaft oil seal housing designed to retain the rear main seal and prevent engine oil leaks.
- Function: Houses the rear main oil seal at the crankshaft exit to maintain engine oil containment.
- Application: Common on Silverado, Sierra, Express, Savana, Suburban, Escalade, Tahoe, Yukon and similar GM models where specified.
- Benefit: Restores OEM sealing surface and mounting for reliable oil containment after engine service or seal replacement.
- Also known as: Housing / Rear Main Seal Housing
World Parts Direct — a U.S. enterprise — offers competitive pricing, compatibility guarantee, and OEM-backed technical support for engine components.
- Condition: New
- Replaces:
12617790, 12665077, 12693213, 12704269
WorldPartsDirect.com
Thanks for shopping with World Parts Direct, home of the low-price and right-part-guarantee! Everything we carry is genuine, OEM and ships straight from a licensed dealership. All of our products are backed by a nationwide warranty and can be returned within 30 days if you no longer need it. What's the catch? There isn't one! Nobody beats our prices and nobody offers higher quality parts than we do, and if we cannot get the part you need, nobody can! We offer hundreds of thousands of unique items, including discontinued parts. Your satisfaction is our top priority and we hope you'll give us the opportunity to earn your business today.
GM

Built with GM’s engineering expertise, ACDelco and OEM GM parts are factory original equipment replacement parts for your Chevy, Buick, Cadillac, GMC, Saturn, Pontiac, Oldsmobile or Hummer. Every ACDelco and OEM GM part is rigidly held to federal safety and quality standards and is guaranteed by GM Replacement Parts Limited Warranty. You can trust GM Genuine Parts when ordering this Rear Main Seal Retainer for your vehicle. GM Parts & Accessories Limited Warranty.