Gaskets & Sealing Systems for 2026 GMC Sierra 3500 HD
Related Parts
Part # / Description / Price
Price
MSRP $5.77 CAD
$4.90 CAD
MSRP $113.48 CAD
$96.46 CAD
Oil Pan Gasket 
GM
GM Description: Small. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD.
MSRP $6.55 CAD
$5.57 CAD
MSRP $6.55 CAD
$5.57 CAD
Manifold Gasket GM
GM Description: Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD. 2017-19, lower. Silverado, sierra. 6.6l. Upper.
MSRP $10.10 CAD
$8.59 CAD
MSRP $10.10 CAD
$8.59 CAD
Head Gasket GM
GM Description: Left. Right. Silverado, Sierra 3500 HD. Grade A. 1.14-1.26mm Thick.
MSRP $113.57 CAD
$96.53 CAD
MSRP $113.57 CAD
$96.53 CAD
Gasket GM
GM Description: Right. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Grade B. 1.19-1.31mm Thick.
MSRP $117.89 CAD
$100.21 CAD
MSRP $117.89 CAD
$100.21 CAD
Oil Tube Seal GM
GM Description: 6.6L diesel, lower components. 2017-19. Dipstick Tube.
MSRP $9.18 CAD
$7.80 CAD
MSRP $9.18 CAD
$7.80 CAD
Valve Cover Gasket GM
GM Description: 6.6L diesel, upper components. 2017-19. Silverado, sierra. All.
MSRP $32.72 CAD
$27.81 CAD
MSRP $32.72 CAD
$27.81 CAD
Front Cover Seal GM
GM Positions: Front
Description: All models. 6.6L diesel. Express, savana. 2017-19. Sierra, silverado. 2015-16.
MSRP $97.08 CAD
$82.52 CAD
MSRP $97.08 CAD
$82.52 CAD
Rear Main Seal GM
GM Positions: Rear
Description: All models. Express, savana. Sierra, silverado.
MSRP $94.32 CAD
$80.17 CAD
MSRP $94.32 CAD
$80.17 CAD