SX-9W9N NATIONAL Rear Engine Crankshaft Seal Gaskets Zp Buick

Review NATIONAL Rear Engine Crankshaft Seal For Buick Gaskets Zp for BUICK RAINIER 2004–2007

Introducing the National SX-9W9N Rear Engine Crankshaft Seal for select 2004 to 2007 Buick Rainier models. This essential component is designed to prevent oil leakage from the crankshaft, ensuring optimal engine performance and longevity.

The SX-9W9N Crankshaft Seal is manufactured using high-quality materials, specifically formulated to withstand the extreme pressures and temperatures found in modern engines. Its advanced design features a robust elastomeric material, ensuring a tight seal against the crankshaft and preventing oil from escaping.

This seal is an OEM (Original Equipment Manufacturer) replacement, meaning it is engineered to match the exact specifications of the original part. It is also backed by National's commitment to quality, offering a reliable and long-lasting solution for your engine sealing needs.

Installation of the SX-9W9N Crankshaft Seal is a straightforward process, typically requiring only basic hand tools. However, it is always recommended to consult your vehicle's service manual or consult with a professional mechanic to ensure proper installation for your specific application.

By choosing the National SX-9W9N Rear Engine Crankshaft Seal, you are investing in the peace of mind that comes with a reliable and effective solution. Prevent potential oil leaks and protect your engine with this essential component, designed specifically for your 2004 to 2007 Buick Rainier.

Pros and Cons of Buying a National SX-9W9N Rear Engine Crankshaft Seal for 2004-2007 Buick Rainier

a. OEM Equivalent: This seal is an original equipment manufacturer (OEM) equivalent, ensuring a perfect fit and function for your Buick Rainier's engine.

b. Leak Prevention: A faulty crankshaft seal can cause significant engine damage due to oil leaks. Replacing it with a new one, like the National SX-9W9N, can prevent potential issues and save you from expensive repairs in the future.

c. Improved Performance: A properly functioning crankshaft seal enhances engine performance by maintaining the oil pressure required for optimal performance.

d. Longer Lifespan: The National SX-9W9N seal is designed to last longer than some aftermarket alternatives, reducing the frequency of seal replacements and related maintenance costs.

a. Cost: Original equipment manufacturer parts, such as the National SX-9W9N rear engine crankshaft seal, tend to be more expensive than aftermarket alternatives.

b. Availability: Depending on your location, the National SX-9W9N seal may not be readily available at local auto parts stores, requiring you to order it online or from a specialty dealer.

The National SX-9W9N rear engine crankshaft seal for 2004-2007 Buick Rainier offers several advantages, such as a perfect fit, leak prevention, improved performance, and a longer lifespan. However, its higher cost and potential availability issues are drawbacks that should be considered when making a purchasing decision.

If you are concerned about the longevity of your Buick Rainier's engine and the potential consequences of a faulty crankshaft seal, the National SX-9W9N rear engine crankshaft seal is a worthwhile investment for the benefits it provides. However, if cost is a significant concern, you may want to consider an aftermarket alternative, understanding that it might not provide the same level of performance and longevity as an OEM equivalent.

Details:

National rear engine crankshaft seal for 2004 - 2007 Buick Rainier gaskets zp: status: in stock.

specifications differentialsdepo:

• for models: Rainier
• for makes: Buick
• for years: 2004–2007
• brand: National
• mpn: Sx-9w9n
• placement on vehicle: Engine Gaskets Sealing Systems
• type: Engine Crankshaft Seal
• item length: 5.000
• manufacturer warranty: 1 Year
• ipn: C851 18-15
• compatible year: 2007 2006 2005 2004
• core charge: Free No Core Charge
• position: Rear
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine National Engine Crankshaft Seal

offer differentialsdepo:

• started: february 24, 2026
• sold #: 9
• in stock #: 1
• price: $22.95
• item condition: New
• options: ship-to-home
• availability: in stock

payments differentialsdepo:

• other
• wallet: apple-pay
• credit card: discover

seller differentialsdepo:

• city: indianapolis, indiana
• # reviews: 625525
• rating: 99.5%

returns differentialsdepo:

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

general differentialsdepo:

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

shipping differentialsdepo:

• transit: 2-6 days
• type: fixed
• class: standard, expedited
• service: standard, expedited