National C140 64-6 Rear Engine Crankshaft Seal For Gmc Sierra

Review NATIONAL 64-6 Rear Engine Crankshaft Seal For Gmc Hd for GMC SIERRA CLASSIC C140 1500 GS 2007

Introducing the National C140 64-6 rear engine crankshaft seal for the 2007 GMC Sierra 1500 Classic GS, a high-performing and reliable solution for maintaining the integrity of your vehicle's engine. This crankshaft seal is meticulously engineered to fit perfectly in the rear of the engine block of your GMC Sierra 1500 Classic GS, manufactured for the 2007 model year with the 6.0L Vortec 6000 engine.

Crafted from premium materials, this crankshaft seal is designed to prevent the intrusion of engine oil into the crankcase, ensuring optimal engine performance and longevity. The seal features a robust design, with a high-tensile steel lip that seals tightly against the engine block, and a resilient elastomeric gasket material that flexes and conforms to the contours of the engine for a secure seal.

This National C140 64-6 rear engine crankshaft seal is an excellent replacement option for a worn-out or leaking original seal. By preventing oil leaks, you can save yourself the hassle of costly repairs and potential engine damage. Additionally, this seal is backed by National's reputation for quality and reliability, ensuring that you receive a part that meets or exceeds OEM specifications.

Installation of this crankshaft seal is a straightforward process, thanks to its precise fit and engineering. The seal comes with detailed instructions to guide you through the replacement process, and National offers technical support to answer any questions you may have during installation.

In summary, the National C140 64-6 rear engine crankshaft seal for the 2007 GMC Sierra 1500 Classic GS is a top-tier solution for maintaining the performance and longevity of your vehicle's engine. With its robust design, premium materials, and easy installation, this seal is an essential component for any GMC Sierra 1500 Classic GS owner seeking to keep their engine running at its best.

Buying a National C140 64-6 rear engine crankshaft seal for a 2007 GMC Sierra 1500 Classic GS involves considering both advantages and disadvantages.

1. OEM Compatibility: This seal is an original equipment manufacturer (OEM) part, which means it is specifically designed and manufactured to fit and function properly in your vehicle.

2. Durability: OEM parts are typically of high quality and built to last longer than aftermarket parts.

3. Peace of Mind: By using an OEM part, you can have confidence that you are addressing the root cause of the issue and not just treating the symptoms.

1. Cost: OEM parts are usually more expensive than aftermarket parts. However, the price difference may be offset by the longevity and reliability of the OEM part.

2. Availability: OEM parts may not be as readily available as aftermarket parts, especially if the vehicle is older or less common.

3. Installation Complexity: Installing an OEM part may require specialized tools and knowledge, which could result in additional labor costs.

In conclusion, purchasing an OEM National C140 64-6 rear engine crankshaft seal for your 2007 GMC Sierra 1500 Classic GS offers the benefits of superior fit, durability, and peace of mind. However, it comes at a higher cost compared to aftermarket parts. Ultimately, the decision to use an OEM part depends on your budget, the importance of the part to the overall performance and safety of your vehicle, and your preference for a long-term solution. If you prioritize reliability and a factory-installed fit, then an OEM part is the recommended choice. If you are looking for a more cost-effective solution, an aftermarket part may be a suitable alternative.

Details:

National rear engine crankshaft seal for 2007 Gmc Sierra 1500 hd Classic Gs: status: in stock.

specifications differentialsdepo:

• for models: C140, 1500, Gs, Sierra, Classic
• for makes: Gmc
• for years: 2007
• brand: National
• placement on vehicle: Engine Gaskets Sealing Systems
• type: Engine Crankshaft Seal
• item length: 5.000
• manufacturer warranty: 1 Year
• ipn: C140 64-6
• compatible model: Sierra 1500 Hd Classic
• 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
• wallet: paypal
• other

offer differentialsdepo:

• availability: in stock
• in stock #: 5
• started: october 25, 2025
• options: ship-to-home
• sold #: 15
• prices: $23.42–$28.64
• item condition: New

seller differentialsdepo:

• # reviews: 584060
• rating: 99.0%
• city: indianapolis, indiana

returns differentialsdepo:

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

general differentialsdepo:

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

shipping differentialsdepo:

• transit: 3-5 days
• class: standard, expedited
• service: standard, expedited
• type: fixed