Choose a Store
  • Shop All
  • Replacement Parts
  • Performance Parts
  • Accessories
  • Oil & Fluids
  • Special Offers
  • Speed Perks
  • Advice & How-Tos
  • Project Guides
  • FAQ / Help Desk
Home/

Transmission Extension Seal

Loading...
Sort By
Loading...
Part # S-99139
No Reviews
1 yr replacement if defective
Add A Vehicle to Check Fitment
How Would You Like To Get This Item?
Store Pickup
Not Available For This Item

Same Day Home Delivery

Not Available For This Item

Home Delivery

Not available for this item

Disclaimer: We strive to keep all information accurate and up-to-date; however, product availability, pricing, promotions and store hours are subject to change without notice. Please contact Customer Care if you have any questions or corrections.
Feedback
Popular GMC Parts
1967 GMC C35/C3500 Pickup Replacement Fuel Tank Sending Unit
1979 GMC C7000 Replacement Oversized Main Bearings
GMC K15 Brake Lines and Fittings Replacement
Popular Volvo Parts

Order Lookup

Help Desk

Store Locator

In Store Services

Mobile App

CUSTOMER SUPPORT
Accessibility Statement
Contact Us
Forgot Password
Help Desk
In Store Pickup
In Store Services
Order Tracking
Recall Information
Return Policy
Same Day Delivery
© 2025 Advance Auto Parts
Privacy Policy
Terms of Use
Site Map
ADVANCING A WORLD IN MOTION®