2012 GMC Sierra 3500 HD Auto Trans Extension Housing Seals
Save up to 40% on original replacement 2012 GMC Sierra 3500 HD Auto Trans Extension Housing Seals. Navigate our online catalogue to find Auto Trans Extension Housing Seals and other parts designed specifically to fit a 2012 GMC Sierra 3500 HD.






Auto Trans Extension Housing Seal - Rear
$20.48
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
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



Auto Trans Extension Housing Seal
$24.51
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
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;



Auto Trans Extension Housing Seal
$13.87
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
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;