2007 GMC Sierra 2500 HD Classic Auto Trans Extension Housing Seals
Save up to 40% on original replacement 2007 GMC Sierra 2500 HD Classic Auto Trans Extension Housing Seals. Navigate our online catalogue to find Auto Trans Extension Housing Seals and other parts designed specifically to fit a 2007 GMC Sierra 2500 HD Classic.






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 Manufacturer: Allison; Transmission Speeds: 5;
Transmission Manufacturer: Allison; Transmission Speeds: 5;
Vehicle Fitment Notes:
2.563 Shaft Diameter 3.623 Bore Diameter 3.628 Outside Diameter Seal 0.469 Width Heavy Duty
2.563 Shaft Diameter 3.623 Bore Diameter 3.628 Outside Diameter Seal 0.469 Width Heavy Duty




Auto Trans Extension Housing Seal
$28.44
$25.32
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Transmission Code: 4L80-E;
Transmission Code: 4L80-E;
Vehicle Fitment Notes:
w/ Boot Width: 1.625" Outer Diameter: 3.125" Inner Diameter: 2.0625"
w/ Boot Width: 1.625" Outer Diameter: 3.125" Inner Diameter: 2.0625"