2012 GMC Sierra 3500 HD Auto Trans Extension Housing Seal
Browse our online catalogue to find original replacement Auto Trans Extension Housing Seals specifically designed to fit a 2012 GMC Sierra 3500 HD.



2012 GMC Sierra 3500 HD Auto Trans Extension Housing Seal
$20.48
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Rear
Required Per Vehicle: 1
Fits: 2012 GMC Sierra 3500 HD
Equipped With:
Transmission Code: 1000;
Transmission Code: 1000;
Vehicle Fitment Notes:
2.563 Shaft Diameter 3.623 Bore Diameter 3.628 Outside Diameter Seal 0.469 Width
2.563 Shaft Diameter 3.623 Bore Diameter 3.628 Outside Diameter Seal 0.469 Width

2012 GMC Sierra 3500 HD Auto Trans Extension Housing Seal
$24.51
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 2012 GMC Sierra 3500 HD
Equipped With:
Transmission Control Type: Automatic; Transmission Manufacturer: Allison; Transmission Code: 1000; Transmission Speeds: 6;
Transmission Control Type: Automatic; Transmission Manufacturer: Allison; Transmission Code: 1000; Transmission Speeds: 6;

2012 GMC Sierra 3500 HD Auto Trans Extension Housing Seal
$13.87
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 2012 GMC Sierra 3500 HD
Equipped With:
Drive Type: RWD; Transmission Control Type: Automatic; Transmission Code: 6L90; Transmission Speeds: 6;
Drive Type: RWD; Transmission Control Type: Automatic; Transmission Code: 6L90; Transmission Speeds: 6;