SX-2Z49 NATIONAL Rear Engine Crankshaft Seal Gaskets Sealing

Review NATIONAL Rear Engine Crankshaft Seal For Gmc Gaskets Sealing Cg for GMC ENVOY 2005–2009

The National SX-2Z49 rear engine crankshaft seal is an essential component for maintaining the performance and longevity of a 2005-2009 GMC Envoy's engine. This seal is specifically designed to prevent oil leakage from the crankshaft, ensuring that engine oil remains contained within the crankcase.

This high-quality seal is made from a durable, compression-molded material that provides a tight seal against the crankshaft and engine housing. The seal's design features an integrated gasket that seals the crankshaft housing, offering an additional layer of protection against oil leaks.

The National SX-2Z49 rear engine crankshaft seal is engineered to withstand the extreme pressures and temperatures generated by modern engines. Its advanced design allows it to effectively resist oil degradation, oxidation, and other environmental factors that can degrade the seal over time.

Installation of the National SX-2Z49 rear engine crankshaft seal is a straightforward process. The seal comes with detailed instructions, making it easy for even the most novice of DIYers to replace. The seal is also backward compatible, meaning it can be used in both left-hand and right-hand applications.

In summary, the National SX-2Z49 rear engine crankshaft seal is an essential upgrade for any 2005-2009 GMC Envoy owner looking to maintain their vehicle's engine performance and prevent costly oil leaks. Its high-quality, durable design ensures a tight seal against the crankshaft and engine housing, providing peace of mind and saving you money in the long run.

Pros and Cons of Buying a National SX-2Z49 Rear Engine Crankshaft Seal for 2005-2009 GMC Envoy

a. OEM Quality: The National SX-2Z49 seal is an Original Equipment Manufacturer (OEM) replacement part, ensuring a perfect fit and function similar to the original seal.

b. Leak Prevention: A faulty crankshaft seal can lead to engine oil leaks. Replacing it with a new one, such as the National SX-2Z49, can help prevent oil leaks and save you money on potential repairs.

c. Long-Lasting: The National SX-2Z49 seal is designed to last longer than some aftermarket seals, providing better value for your investment.

a. Cost: The National SX-2Z49 seal may be more expensive than some aftermarket seals. However, its higher cost is often justified by its superior quality and durability.

b. Installation: Installing a rear engine crankshaft seal can be a complex and time-consuming process, requiring specialized tools and knowledge. If you are not comfortable performing the installation yourself, consider hiring a professional mechanic.

The National SX-2Z49 rear engine crankshaft seal for 2005-2009 GMC Envoy offers several advantages, including OEM quality, leak prevention, and long-lasting performance. However, it may come with a higher cost and a more complex installation process compared to aftermarket seals. Ultimately, the decision to purchase the National SX-2Z49 seal depends on your budget, technical skills, and preference for a high-quality, reliable replacement part.

If your budget allows and you prioritize a long-lasting, high-quality seal, the National SX-2Z49 rear engine crankshaft seal is an excellent choice for your 2005-2009 GMC Envoy. However, if cost is a concern, consider researching and comparing aftermarket seal options to find a more affordable alternative that still meets your needs. Regardless of your decision, ensure that the installation is performed correctly to maximize the seal's lifespan and effectiveness.

Details:

National rear engine crankshaft seal for 2005 - 2009 Gmc Envoy gaskets sealing cg: status: in stock.

specifications differentialsdepo:

• for models: Envoy
• for makes: Gmc
• for years: 2005–2009
• brand: National
• mpn: Sx-2z49
• placement on vehicle: Engine Gaskets Sealing Systems
• type: Engine Crankshaft Seal
• item length: 5.000
• manufacturer warranty: 1 Year
• ipn: C393 85-8
• compatible year: 2009 2008 2007 2006 2005
• core charge: Free No Core Charge
• position: Rear
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine National Engine Crankshaft Seal

payments differentialsdepo:

• credit card: mastercard
• other
• wallet: paypal

shipping differentialsdepo:

• type: fixed
• transit: 3-6 days
• class: standard, expedited
• service: standard, expedited

general differentialsdepo:

• category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Additional

returns differentialsdepo:

• policy: returns accepted
• time: 30 days
• paid by: seller

offer differentialsdepo:

• prices: $15.54–$23.42
• item condition: New
• availability: in stock
• sold #: 13
• in stock #: 2
• options: ship-to-home
• started: october 26, 2025

seller differentialsdepo:

• city: indianapolis, indiana
• # reviews: 585012
• rating: 99.1%