1978 GMC C15 Auto Trans Extension Housing Seal Kit
Browse our online catalogue to find original replacement Auto Trans Extension Housing Seal Kits specifically designed to fit a 1978 GMC C15.





1978 GMC C15 Auto Trans Extension Housing Seal Kit
$20.98
$16.28
In Stock
Condition: New
Ships: Monday Feb. 23rd
Pick-Up: Ready in 1 Hour Saturday Feb. 21st
Pick-Up: Ready in 1 Hour Saturday Feb. 21st
Required Per Vehicle: 1
Fits: 1978 GMC C15
Equipped With:
Transmission Control Type: Automatic; Transmission Code: THM350; Transmission Speeds: 3; Transmission Type: Transmission;
Transmission Control Type: Automatic; Transmission Code: THM350; Transmission Speeds: 3; Transmission Type: Transmission;
Vehicle Fitment Notes:
Seal and Bushing Kit
Seal and Bushing Kit





1978 GMC C15 Auto Trans Extension Housing Seal Kit
$32.74
$24.90
In Stock
Condition: New
Ships: Monday Feb. 23rd
Pick-Up: Ready in 1 Hour Saturday Feb. 21st
Pick-Up: Ready in 1 Hour Saturday Feb. 21st
Required Per Vehicle: 1
Fits: 1978 GMC C15
Equipped With:
Transmission Control Type: Automatic; Transmission Code: THM400; Transmission Speeds: 3; Transmission Type: Transmission;
Transmission Control Type: Automatic; Transmission Code: THM400; Transmission Speeds: 3; Transmission Type: Transmission;
Vehicle Fitment Notes:
1.89 in. Shaft Seal and Bushing Kit
1.89 in. Shaft Seal and Bushing Kit

1978 GMC C15 Auto Trans Extension Housing Seal Kit
$14.43
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1978 GMC C15
Equipped With:
Transmission Control Type: Automatic; Transmission Speeds: 3;
Transmission Control Type: Automatic; Transmission Speeds: 3;
Vehicle Fitment Notes:
with THM350 Transmission Code with General Motors Transmission
with THM350 Transmission Code with General Motors Transmission