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4L80E Extension Housing 4wd 99+


Mfg Retail: $116.89
Cost From Us: $93.88
You Save: $23.01
In Stock
Our Part #: 34770GA
Manufacturer: Oem Supplier
Mfg Part # : 15724745
free shipping
4L80E Extension Housing 4wd 1999 Up
Commonly Called 4 Wheel Drive Adapter - Aluminum Style

FAST FREE SHIPPING & ALWAYS IN STOCK

This Is Aluminum Style and will Not Fit into place where a cast iron one exists (1991-1998)


4L80-E / MT1

This Design is typically only found on 1999 and Newer Trucks
This has an overall height (Front to Back) of 2 3/4"
This has 6 bolt holes on each side  to transmission and transfer case.
There is Two slightly off center mount holes on the bottom.
Most often these will develop a crack at the bolt holes , and can split out the lower mount holes.

The Early Designs of this were cast iron and under stress would break the transfer case, or
the transmission case.
This design allows replacement of a removable item at a much lesser cost.
 

This Housing has a casting # of 15724745 which is found just inside one of the ribs.
We suggest confirming your casting number , and is aluminum prior to purchase.

This will only fit standard truck models up to one ton.
It will Not Fit units that run a parking brake on the rear of the transmission
such as most Motor Homes , Utility Trucks , Bread Trucks , etc

Transfer Case Adapter Gasket and O-Ring Seal to Case Available Upon Request
Our Overhaul Kit does contain every possible item required to reseal this transmission also.


Our Part # 34770GA
Gm Reference # 15724745


We would appreciate the opportunity to serve your transmission parts needs ! ! !

Cascade Transmission Parts , Inc.
All Rights Reserved ®

 

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