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NATIONAL 21NNBW93 Front Transmission Shaft Seal

fits year: 2011–2015.

21nnbw93 National Front Transmission Case Shaft Seal For 1500 2011 2012 2013 2014 2015

( Brand: National ), ( Manufacturer Part Number: 21NNBW93 ), ( Type: Transmission Case Shaft Seal ), ( Placement On Vehicle: Front ), ( Fits 1: 2011-2017 Ram 1500 ), ( Fit Note: Transfer Case Output Shaft Seal With New Process 243d Trans. ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review NATIONAL Front Transmission Case Shaft Seal For fits 1500 2011–2015

Introducing the National 21NNBW93 Front Transmission Shaft Seal, an essential component designed specifically for select Chevrolet and GMC vehicles from the years 2011 to 2015. This includes models such as the 1500 series pickups and SUVs.

This premium seal is manufactured to meet or exceed original equipment specifications, ensuring a reliable and secure seal between the transmission shaft and housing. It is engineered with a high-quality, durable material that is resistant to wear and tear, making it ideal for heavy usage and extreme driving conditions.

The National 21NNBW93 Front Transmission Shaft Seal features a unique design that accommodates various transmission shaft sizes, making it a versatile solution for multiple applications. Its precise fit and engineered shape help prevent leaks and minimize transmission fluid loss, maintaining optimal performance levels.

This seal is easy to install and comes complete with all necessary hardware, ensuring a hassle-free replacement process. It is essential to address any transmission leaks promptly to prevent further damage and costly repairs. By using a high-quality seal like the National 21NNBW93, you can save both time and money in the long run.

In conclusion, the National 21NNBW93 Front Transmission Shaft Seal is an essential upgrade for your Chevrolet or GMC 1500 series vehicle. It provides superior leak protection, reliable performance, and peace of mind, all while being easy to install and cost-effective. Trust National to deliver a top-tier replacement part that meets or exceeds OE standards.

Buying a National 21NNBW93 Front Transmission Shaft Seal for a 2011-2015 Chevrolet/GMC 1500: Pros, Cons, and Conclusion

Introduction:

The National 21NNBW93 front transmission shaft seal is a critical component for the smooth operation of your Chevrolet or GMC 1500's automatic transmission. This seal prevents transmission fluid from leaking out, ensuring proper lubrication and cooling. In this article, we'll discuss the pros and cons of purchasing and installing this seal, followed by a conclusion and recommendation.

Pros:

1. OEM Quality: The National 21NNBW93 front transmission shaft seal is an Original Equipment Manufacturer (OEM) part, which means it's designed and built to the same standards as the seal originally installed in your vehicle by the manufacturer.

2. Leak Prevention: A worn or damaged seal can cause transmission fluid to leak out, leading to a loss of power, poor performance, and potential damage to other transmission components. Replacing the seal with a new one can prevent these issues and save you money on costly repairs down the line.

3. Improved Transmission Efficiency: A properly sealed transmission allows the fluid to circulate effectively, resulting in improved overall transmission efficiency and performance.

Cons:

1. Cost: While the price of the National 21NNBW93 front transmission shaft seal is not excessively high, it can still represent an expense for some vehicle owners, especially those on a tight budget.

2. Labor Costs: Installing the seal may require the assistance of a professional mechanic, which can add to the overall cost of the repair.

3. Time Investment: Depending on the mechanic's schedule and the availability of parts, the installation process can take anywhere from a few hours to a day or more.

Conclusion:

In conclusion, purchasing and installing a National 21NNBW93 front transmission shaft seal for your 2011-2015 Chevrolet or GMC 1500 offers several benefits, including OEM quality, leak prevention, and improved transmission efficiency. However, it also comes with some drawbacks, such as cost, labor costs, and time investment. Ultimately, the decision to replace the seal depends on your vehicle's condition, your budget, and your personal preferences.

Recommendation:

If you're experiencing transmission fluid leaks, poor performance, or other related issues, it's highly recommended to replace the front transmission shaft seal with a new OEM part like the National 21NNBW93. The benefits of doing so outweigh the costs, and it can save you money on more extensive repairs in the future. If you're not comfortable performing the installation yourself, consider taking your vehicle to a trusted mechanic for assistance.

Details:

Low swell in hydrocarbon fluids. Detailed Applications Vehicle Sub model, 2011 2017 Ram 15004WD. Front Transmission Case Shaft Seal 21NNBW93 for 1500 2011 2012 2013 2014 2015: Position: Brand: National condition: New, Notes Transfer Output with New Process 243D Case; 2 Speed Features: Design type: spring loaded; multi-lip. 12 Month Warranty.

Temperature range: 40F to 225F / 40C 107C. Delivers quality and reliable performance for every type of repair. Good low temperature capability.

part #: 21nnbw93 price

  • $29.14

specifications othellodrivetrain:

  • for years: 2011-2015
  • brand: National
  • mpn: 21nnbw93
  • type: Transmission Case Shaft Seal
  • placement on vehicle: Front
  • fits 1: 2011-2017 Ram 1500
  • fit note: Transfer Case Output Shaft Seal With New Process 243d Trans.
  • manufacturer warranty: 12 Month Warranty
  • attention: Please Read All Notes To Confirm Fitment
  • cs-sku: 400

returns othellodrivetrain:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

seller othellodrivetrain:

  • city: ana, California
  • rating: 91.5%
  • # reviews: 52959

general othellodrivetrain:

  • Car Truck Parts Accessories > Transmission Drivetrain > Other Transmission Drivetrain
  • condition: New

offer othellodrivetrain:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 1
  • started: October 19, 2025

payments othellodrivetrain:

  • wallet: Apple-pay
  • credit card: Discover
  • other

shipping othellodrivetrain:

  • type: Fixed
  • service: Standard
  • class: Standard
  • transit: 3-6 Days
  • cost: $0.00
for years: 2011-2015, type: transmission case shaft seal, placement on vehicle: front, fits 1: 2011-2017 ram 1500, fit note: transfer case output shaft seal with new process 243d trans., manufacturer warranty: 12 month warranty, attention: please read all notes to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > transmission drivetrain, sku: 10072832625405771,

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  • Offer #1: $29.14 price + $0.00 shipping estimate = $29.14* total. Detailed Applications. Notes Transfer Case Output Shaft Seal -- with New Process 243D Transfer Case; 2 Speed.FREE SHIPPING
  • Offer #2: $29.14 price + $0.00 shipping estimate = $29.14* total.FREE SHIPPING

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