1978 GMC K15 Differential Pinion Seal
Browse our online catalogue to find original replacement Differential Pinion Seals specifically designed to fit a 1978 GMC K15.





1978 GMC K15 Differential Pinion Seal
$17.24
$13.34
10+ In Stock
Condition: New
Ships: Today, Feb. 16th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Rear
Required Per Vehicle: 1
Fits: 1978 GMC K15
Vehicle Fitment Notes:
8.5 In. Ring Gear
8.5 In. Ring Gear





1978 GMC K15 Differential Pinion Seal
$40.80
$31.00
In Stock
Condition: New
Ships: Today, Feb. 16th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Front
Required Per Vehicle: 1
Fits: 1978 GMC K15
Equipped With:
Drive Type: 4WD;
Drive Type: 4WD;
Vehicle Fitment Notes:
Spicer
Spicer





1978 GMC K15 Differential Pinion Seal
$45.21
$33.13
In Stock
Condition: New
Ships: Today, Feb. 16th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Front
Required Per Vehicle: 1
Fits: 1978 GMC K15
Equipped With:
Drive Type: 4WD;
Drive Type: 4WD;
Vehicle Fitment Notes:
Non Spicer Axle
Non Spicer Axle




1978 GMC K15 Differential Pinion Seal
$9.56
In 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: 1978 GMC K15
Vehicle Fitment Notes:
1.938 Shaft Diameter 2.762 Bore Diameter 2.766 Outside Diameter Seal 0.500 Width with 8.5 Ring Gear
1.938 Shaft Diameter 2.762 Bore Diameter 2.766 Outside Diameter Seal 0.500 Width with 8.5 Ring Gear

1978 GMC K15 Differential Pinion Seal
$25.43
In 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)
Front
Required Per Vehicle: 1
Fits: 1978 GMC K15
Vehicle Fitment Notes:
1.938 Shaft Diameter 2.813 Bore Diameter 2.817 Outside Diameter Seal 0.500 Width with 8.5 Ring Gear
1.938 Shaft Diameter 2.813 Bore Diameter 2.817 Outside Diameter Seal 0.500 Width with 8.5 Ring Gear




1978 GMC K15 Differential Pinion Seal
$18.79
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)
Front
Required Per Vehicle: 1
Fits: 1978 GMC K15
Vehicle Fitment Notes:
1.552 Shaft Diameter 3.160 Bore Diameter 3.165 Outside Diameter Seal 0.665 Width Spicer Axle
1.552 Shaft Diameter 3.160 Bore Diameter 3.165 Outside Diameter Seal 0.665 Width Spicer Axle

1978 GMC K15 Differential Pinion Seal
$23.48
$18.79
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Rear
Required Per Vehicle: 1
Fits: 1978 GMC K15
Vehicle Fitment Notes:
8.88 in. Ring Gear
8.88 in. Ring Gear

1978 GMC K15 Differential Pinion Seal
$12.80
Call For Availability
Condition: New
Rear Outer
Required Per Vehicle: 1
Fits: 1978 GMC K15
Vehicle Fitment Notes:
with 8.5 (in) or 8.75 (in) Ring Gear with GMC Axle
with 8.5 (in) or 8.75 (in) Ring Gear with GMC Axle

1978 GMC K15 Differential Pinion Seal
$23.89
Call For Availability
Condition: New
Front Outer
Required Per Vehicle: 1
Fits: 1978 GMC K15
Vehicle Fitment Notes:
Nitrile with 8.5 (in) Ring Gear with Spicer 44-8F Axle
Nitrile with 8.5 (in) Ring Gear with Spicer 44-8F Axle

1978 GMC K15 Differential Pinion Seal
$40.63
Call For Availability
Condition: New
Front Outer
Required Per Vehicle: 1
Fits: 1978 GMC K15
Vehicle Fitment Notes:
Viton Type with 8.5 (in) Ring Gear with Spicer 44-8F Axle
Viton Type with 8.5 (in) Ring Gear with Spicer 44-8F Axle

1978 GMC K15 Differential Pinion Seal
$16.23
Call For Availability
Condition: New
Rear Outer
Required Per Vehicle: 1
Fits: 1978 GMC K15
Vehicle Fitment Notes:
with 8.875 (in) Ring Gear with GMC Differential
with 8.875 (in) Ring Gear with GMC Differential

1978 GMC K15 Differential Pinion Seal
$29.01
Call For Availability
Condition: New
Front Outer
Required Per Vehicle: 1
Fits: 1978 GMC K15
Vehicle Fitment Notes:
with 8.5 (in) Ring Gear with GMC Axle
with 8.5 (in) Ring Gear with GMC Axle




1978 GMC K15 Differential Pinion Seal
$13.20
Out of Stock
Condition: New
Rear
Required Per Vehicle: 1
Fits: 1978 GMC K15
Vehicle Fitment Notes:
1.739 Shaft Diameter 2.812 Bore Diameter 2.816 Outside Diameter Seal 0.594 Width with 8.875 Ring Gear Speedi-Sleeve # 99170
1.739 Shaft Diameter 2.812 Bore Diameter 2.816 Outside Diameter Seal 0.594 Width with 8.875 Ring Gear Speedi-Sleeve # 99170